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Lockwood Cortex Digital Lockset - CTX530 with 530 Latch, 60mm Backset, Satin Chrome, Fire Rated

Lockwood

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SKU:
STK CTX530SC/530
UPC:
9340116029115
Availability:
Usually ships in 3 Business Days
Colour/Finish:
Satin Chrome
Back-Set:
60mm
Type of Handle:
Lever
Access Method:
Fob/Card/RFID
Feature:
Has Hotel Software
Feature:
Fire Rated
Feature:
Disability Friendly
Type of Lock:
Tubular Latch
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Lockwood Cortex Digital Lockset - CTX530 with 530 Latch, 60mm Backset, Satin Chrome, Fire Rated

At A Glance

At A Glance
PIN codePIN Code
RFID cardRFID Card
Mechanical key not availableMechanical Key
Not Available
Bluetooth not availableBluetooth
Not Available
Wi-Fi not availableWi-Fi
Not Available
Fingerprint not availableFingerprint
Not Available

The Lockwood Cortex CTX530SC/530 is a commercial grade standalone digital lockset combining a capacitive touchscreen keypad and integrated RFID card reader with the Lockwood 530 tubular latch. It delivers PIN code and card-based electronic access control without requiring network infrastructure, wiring, or a power supply - operating entirely on four AA batteries.

The CTX530 is the entry-level variant in the Cortex range. It uses a 60mm backset 530 tubular latch and does not include a key override cylinder. It can also be installed over standard plate furniture and will operate with Lockwood 3772 and 3572 mortice locks, though key override is not available in that configuration.

The Cortex is the first Australian digital lockset to be fire rated with the 530 latch and Lockwood mortice variants. Free egress from the inside is always available regardless of access mode or programming state.

Delivery icon
Estimated Warehouse Dispatch
Usually ships in 3 business days
Fire rated icon
Fire Rated - up to 2 Hours
Successfully tested on fire door assemblies in accordance with Australian Standard AS1905.1-2005 Part 1: Fire Resistant Doorsets. Fire performance is doorset-dependent and system-based - see our fire door buyers guide and the AS1905.1 test-report reference before specifying. Browse every fire door rated lock we stock.
DDA compliance icon
Disability Discrimination Act (DDA) Compliance
Lever 77A is compliant with AS1428.1-2009. Lever compliance relates to handle design only and does not imply full building compliance. See our DDA and accessibility guide.
Heavy duty icon
Heavy Duty - Built for Commercial Traffic
The Cortex is a commercial grade lockset, not a residential product scaled up. It carries SL8 security and DL8 durability under AS4145.2:1993 - the highest ratings in that standard - and has been severe vandal tested. The capacitive touchscreen has no moving parts to wear out, and a single set of AA batteries covers up to 40,000 card entries, so a busy door is a duty cycle the lock is designed for rather than a compromise. For the wider picture on specifying hardware for high-traffic doors, see our guide to what heavy duty actually means and its notes on high-traffic applications.

Access Methods

Access Method Availability Notes
Keypad / PIN Yes Up to 20 PIN code users
RFID Card Yes Up to 40 card users - iClass and Mifare formats
Backup Key Not Available No key override on this variant
Bluetooth Not Available Not supported
Wi-Fi Not Available Not supported
Fingerprint Not Available Not supported

New to these methods? Our access methods guide explains PIN / keypad entry and RFID card credentials.

Layout and Features

Lockwood Cortex exterior view showing keypad, card reader and lever layout
Exterior view - capacitive touchscreen keypad, integrated RFID card reader, and Lever 77A. The card reader sits above the keypad.
Lockwood Cortex interior view showing battery compartment and free egress lever
Interior view - battery compartment (4 x AA) and free egress lever. No code required to exit from inside.

Key features icon Key Features

  • Standalone commercial grade digital lockset - no network, wiring, or power supply required.
  • Capacitive touchscreen keypad with no moving parts - buttons cannot wear to reveal a frequently used PIN.
  • Ultra-bright LED backlighting beneath each button - suitable for high and low light conditions.
  • Audible tone feedback confirms each key press.
  • Integrated RFID card reader compatible with iClass and Mifare card formats - covers approximately 90% of existing access control card systems worldwide. The reader sits above the keypad.
  • Up to 20 PIN code users and 40 RFID card users.
  • 2 access cards included in the box. Up to 40 cards total can be enrolled - additional cards available separately in Satin Chrome or Red 5-packs.
  • Dual Security Credential mode - requires both a card and a PIN from two separate users to unlock. Suitable for high-security applications.
  • Easy Mode and Advanced Mode programming - basic single-code setup can be completed in under 15 seconds.
  • Visitor Code - a PIN that can be programmed for a specific date period and then expires automatically.
  • One Time PIN - a single-use code that expires immediately after use.
  • Passage Mode - toggles between locked and free passage as required.
  • Timed Passage Mode - keeps the door locked or unlocked during set periods of the day.
  • Time and Date function with full calendar support including leap year.
  • Cryptic Code function - allows a PIN to be entered with additional random digits before or after the real code.
  • Delayed Unlock State - gives the user extra time to open the door after authentication. Suitable for elderly or disabled users.
  • Smart Battery Check - accurately reports battery level and ignores false battery recovery readings.
  • Battery Emergency PINS - allows entry when batteries are critically low.
  • Powered by ARM Cortex-M3 processor - 20% lower standby power and 50% lower operational power than comparable digital locks.
  • Up to 40,000 operations per battery set using card entry. Up to 18,000 using keypad entry.
  • Free egress from inside at all times - no code or card required to exit.
  • Severe vandal tested - SL8 (Security) and DL8 (Durability) rating per AS4145.2:1993.
  • Lever 77A - DDA compliant per AS1428.1-2009.
  • Fire rated up to 2 hours per AS1905.1-2005.
  • No key override cylinder on this variant. Can be installed over standard plate furniture and will operate with Lockwood 3772 and 3572 mortice locks.

Item code list icon Lockwood Cortex - Model Range

Item Code Lock Type Backset Key Override Fire Rated Height
CTX530SC/530 530 Tubular Latch 60mm No Yes - up to 2 hours 215mm
CTX3772SC/3772 3772 Mortice Lock 60mm Yes Yes - up to 2 hours 278mm
CTX5782SC/5782 5782 Narrow Mortice Lock 30mm Yes No 298mm

All three models share the same electronic unit, access methods, programming features, lever (77A), finish (Satin Chrome), body material (Zinc Alloy), and door thickness range (35-48mm). Bold row indicates this product. Two functions are the exception: Code Lockout / Privacy and Latch Holdback are available only on the mortice variants (CTX3772 and CTX5782) because both are actuated by the cylinder - the CTX530 has no cylinder, so neither function applies to it.

Accessories and spares icon Accessories and Spares

Item Code Accessory Why you might need it
CTXCARD-05 Cortex Spare Access Cards - Pack of 5, Satin Chrome The lockset ships with 2 cards and holds up to 40. Each card is enrolled and revoked individually.
CTXCARD05 Cortex Spare Access Cards - Pack of 5, Red Same card in red, so a second group of users - contractors, cleaners, after-hours staff - can be told apart on sight.
ADICTXSPSSS ADI Scar Plates to Suit Lockwood Cortex 530 - Stainless Steel, Pair Covers the marks left by the hardware being replaced when the CTX530 is retrofitted to an existing door. See our scar plate guide and the full scar and adaptor plate range.

Spare cards are also stocked across the wider RFID card, fob and tag range. A spare 60mm 530 tubular deadlatch can be ordered on its own from our tubular latch range.

Specifications icon Full Specifications

Brand Lockwood (ASSA ABLOY Australia)
Model CTX530SC/530
Store SKU STK CTX530SC/530
Lock Type 530 Tubular Latch
Backset 60mm
Finish Satin Chrome (SC)
Lever 77A
Door Thickness 35-48mm
Body Material Zinc Alloy
Key Override No
Handing Reversible
Fire Rating Up to 2 hours (AS1905.1-2005, system-based)
Security Rating SL8 - AS4145.2:1993
Durability Rating DL8 - AS4145.2:1993
DDA Compliance Yes - Lever 77A, AS1428.1-2009
RFID Format iClass and Mifare (dual card format)
Card Read Range <2cm
PIN Code Users 20
Card Users 40
Battery Type 4 x AA Alkaline
Battery Life - Card Up to 40,000 operations (est. 12-18 months)
Battery Life - Keypad Up to 18,000 operations (6-second unlock cycle)
Operating Temperature -20 to 60 degrees C
Humidity >85% non-condensating
Mortice-Only Functions Code Lockout / Privacy and Latch Holdback are cylinder-actuated and available on the mortice variants only - not on the CTX530
Overall Height 215mm
Overall Width 49mm
Overall Depth 32mm (exterior), 32mm (interior)
Processor ARM Cortex-M3
Approvals RCM, CE
Upgrade Path DX530 (digital-mechanical keypad)
Warranty - Mechanical Lockwood 25 Year Mechanical Warranty
Warranty - Electronic 3 years (excluding batteries)

Dimensions icon Dimensions - CTX530 Lockset

Lockwood Cortex CTX530 dimensional drawing showing 215mm height, 49mm width and 32mm depth
Manufacturer dimensional drawing for the Lockwood Cortex CTX530 showing overall lockset height (215mm), width (49mm), and depth (32mm exterior and interior panels).

Contents icon What's in the Box

  • Lockwood Cortex CTX530 electronic lockset (exterior and interior panels)
  • Lockwood 530 tubular latch - 60mm backset
  • 2 x Cortex access cards
  • Spindle components (short and long - select to suit door thickness)
  • Mounting hardware and fixings
  • Installation instructions

Batteries not included - 4 x AA Alkaline batteries required. Additional cards available separately in packs of 5: Satin Chrome or Red.

Suitable uses icon Suitable Uses

Note: If key override is required, choose the CTX3772 (mortice, fire rated) or CTX5782 (narrow stile) instead. Not sure which model suits the door? Our advice and installation team can check it with you.

Available Finish Options

  • Satin Chrome
    Satin Chrome
    (This Product)
    STK CTX530SC/530

Satin Chrome is the only finish the Cortex range is built in - all three locksets share it. Finish selection does not affect functionality, compliance, or performance.

Installation tips icon Installation Tips

  • A 28mm hole saw is required for door preparation. Use the supplied CTX530 door preparation template to mark drilling positions accurately before cutting.
  • Print the template at 100% - it is set on a custom page size, not A4, so any "fit to page" or "shrink to fit" setting will put every hole in the wrong place. Check a known dimension on the printout against a rule before you mark the door.
  • Select the correct spindle length to suit the door thickness: short spindle for 35-42mm doors, long spindle for 42-50mm doors. See the spindle selection diagram below - spindle length is a common install mistake, and the Cortex installation instructions show the selection step in sequence.
  • Confirm the backset and door thickness before installation - our backset measurement guide shows how.
  • The CTX530 can be installed over existing standard plate furniture and will operate with Lockwood 3772 and 3572 mortice locks - key override is not available in this configuration.
  • For fire door installations, confirm that the complete doorset assembly - including the door, frame, and all hardware - is part of a compliant fire-rated system. On existing apartment fire doors, check for asbestos risk before drilling.
  • Initial setup can be completed in under 15 seconds for a basic single-code configuration. Refer to the programming guide for multi-user and advanced feature setup.
  • Commercial fire doors are not a DIY job. If the door is fire rated, in a common area, or part of a strata building, our advice and installation service covers the survey and the fit.
Lockwood Cortex CTX530 spindle selection diagram for 35-42mm and 42-50mm door thickness
Spindle selection diagram for the CTX530 with 530 tubular latch. Select the short external spindle for doors 35-42mm thick, and the long internal spindle for doors 42-50mm thick.

FAQ icon Frequently Asked Questions

Does the CTX530 have a key override?
No. The CTX530 does not include a key override cylinder. If key override is required, consider the CTX3772SC/3772 or CTX5782SC/5782 which both include mortice locks with key override cylinders. The CTX530 can operate with Lockwood 3772 or 3572 mortice locks installed separately, but key override is still not available in that configuration. Our guide to mechanical key override on smart locks covers what you give up and how to plan around it.
What happens if the batteries run flat?
The Cortex includes a Battery Emergency PINS function that allows entry when batteries are critically low. The Smart Battery Check function provides accurate battery level reporting and ignores false battery recovery readings, so users are alerted before failure occurs. Battery replacement is accessed from the interior panel. Note the CTX530 has no key override, so keep batteries maintained.
Can this lock work with our existing access cards?
The Cortex supports both iClass and Mifare card formats - this dual card format covers approximately 90% of existing access control card systems used worldwide. If your site currently uses iClass or Mifare cards, those cards can be programmed into the Cortex with no effect on your existing system. Spare Cortex cards are stocked in Satin Chrome and Red if you would rather issue new ones.
Is this lock suitable for fire doors?
Yes. The CTX530 has been tested up to 2 hours on fire door assemblies in accordance with AS1905.1-2005. Fire compliance is system-based - the complete doorset assembly including the door, frame, latch, and all hardware must be part of a compliant fire-rated system. See our fire door types guide, the fire door chapter, and confirm suitability with your fire door supplier or certifier before specifying.
How many users can be programmed?
Up to 20 PIN code users and 40 RFID card users can be enrolled. The lockset ships with 2 access cards included. Additional spare cards are available separately in packs of 5 (Satin Chrome or Red).

Additional information icon Additional Information

Capacitive Touchscreen Security:
The capacitive touch buttons have no moving parts and cannot wear to reveal a frequently entered PIN code - a common security vulnerability with traditional mechanical keypads. The Cryptic Code function adds a further layer of protection by allowing random digits to be entered before or after the real PIN without affecting authentication.
Power Efficiency:
The ARM Cortex-M3 processor delivers 20% lower standby power consumption and 50% lower operational power consumption than comparable digital locks on the market. Up to 40,000 card-entry operations from a single set of AA alkaline batteries (estimated 12-18 months in normal use). Our guide to how long digital door locks last sets realistic expectations for a commercial door.
Dual Security Credential Mode:
This mode requires two users to be simultaneously present to unlock the door - one presenting a card, the other entering a PIN. It is intended for high-security applications such as server rooms, drug storage, or cash handling areas where a two-person rule is required.
Upgrade / Alternative - DX530 Digital-Mechanical:
If electronic access control is not required, the 530 latch is also offered with Lockwood's battery-free, code-only DX530 digital-mechanical keypad (also fire rated). The CTX530 can be transitioned to the DX530 if the site moves away from electronic access control. The mechanical digital chapter sets out what changes when you drop the electronics, and the full mechanical digital range shows the alternatives.
Batteries:
4 x AA Alkaline batteries are required and are not included. Lockwood recommends quality alkaline batteries. Rechargeable or lithium batteries are not recommended as they may affect the Smart Battery Check function's accuracy. As the CTX530 has no key override, maintaining fresh batteries is especially important.
Australian Compliance:
The CTX530 meets Australian Electrical Regulatory Compliance (RCM) and European Electric Compliance (CE). It is rated to Australian Lock Standard AS4145.2:1993 at Security Level SL8 and Durability Level DL8 - the highest ratings in that standard. For plain-English background, see our Australian standards guide, the Lockwood brand profile, and our DDA smart locks guide.

Warranty

Warranty
Lockwood Warranty (Australia)
Lockwood products bought new in Australia through authorised channels are covered against defects in materials and workmanship: 25 years on mechanical components, 3 years on electrical and electronic parts (PADDE and electric mortice locks 5 years; batteries excluded), 12 months on keys, and finish cover that varies by finish type (up to 25 years on Everbrass). Proof of purchase required for all claims.
Excludes normal wear, misuse, improper installation or maintenance, unauthorised modification, and corrosion from coastal or corrosive environments.
This warranty operates in addition to your rights under the Australian Consumer Law.

Download PDF Resources

Lockwood Electronic Access Control Catalogue (PDF)
The Cortex range document - 12 pages covering all three locksets. Page 3 carries the range overview and the CTX530 / CTX3772 / CTX5782 comparison table, page 4 the features and electronic technical data, page 5 the ARM Cortex-M3 technology notes, page 6 the CTX530 dimensioned drawings, and page 9 the ordering and spare-card information.
Lockwood Cortex Installation Instructions - 530 Latch (PDF)
Two-page A3 illustrated fitting sequence for the CTX530 with the 530 tubular latch - door preparation with the 28mm hole saw, the 60mm latch, and the spindle selection step by door thickness.
Lockwood Cortex CTX530 Door Preparation Template (PDF)
Single-page printable drilling and marking template for the CTX530 with 530 latch. Set on a custom page size rather than A4 - print at 100% or "actual size" for the hole positions to be correct.
Lockwood 25 Year Mechanical Warranty (PDF)
Lockwood's Australian warranty statement - the mechanical, electrical and electronic, key and finish terms, and what falls outside cover.
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Lockwood Cortex CTX530 - FAQ, Setup and Owner's Guide

The questions installers and building managers actually ask us about the Cortex CTX530. For the wider picture, see the Smart Lock FAQ chapter and the Smart Lock Buyer's Guide.

Access, Credentials and Capacity

Is the 20 PIN / 40 card capacity a shared pool or two separate pools?
Two separate pools. The Cortex holds up to 20 PIN code users and, in addition, up to 40 RFID card users, so a site can run 60 credentials in total if it needs to. That is worth knowing on a door with a mixed population - permanent staff on cards, short-term contractors on codes - because issuing a card does not cost you a PIN slot. Capacity is per lock, not per site: every door is programmed and managed on its own.
What is the card read range, and does the card need to be out of the wallet?
Under 2cm. The reader sits above the keypad on the outside escutcheon, and the card is presented to it rather than swiped. A short range is deliberate on an access control credential - it stops a card being read from a pocket or across a desk - but it does mean a thick wallet or a card sleeve can be enough to stop a read. If cards are being carried in wallets, tell users to present the card itself. Our RFID chapter explains how proximity credentials work.
Can I use two colours of card to tell user groups apart?
Yes, and it is the cheapest access management trick there is. The Cortex card is stocked in Satin Chrome and Red five-packs, and both enrol identically. Sites commonly run one colour for permanent staff and the other for cleaners, contractors or after-hours access, so a card handed back at the end of a job is obvious on sight. Browse the wider RFID card, fob and tag range if you need other credential formats elsewhere in the building.
What is the Cryptic Code function and when would I use it?
It lets a user pad the real PIN with random digits before or after it, and the lock still authenticates. Its point is shoulder-surfing: in a lobby, a lift landing or anywhere the keypad is overlooked, a user can enter a long string of digits with their code buried inside it, and an observer learns nothing useful. It costs nothing to leave enabled and needs no setup per user. Combined with the capacitive touch surface - which has no moving buttons to wear and so cannot give the code away through worn keys - it closes both of the usual ways a PIN leaks.
Can I give a contractor a code that expires by itself?
Yes - two ways. A Visitor Code is programmed against a date period and stops working when the period ends, which suits a trade on site for a fortnight. A One Time PIN expires the moment it has been used once, which suits a single delivery or a one-off inspection. Both mean nobody has to remember to delete a code afterwards, which is where most access control quietly falls apart. Neither needs an app or a network - the lock keeps its own time and date, with full calendar support including leap years.
How does Dual Security Credential mode work in practice?
It forces two different people to be at the door together: one presents a card, the other enters a PIN, and only then does the lock release. It is the two-person rule in hardware, and it is used on server rooms, drug cupboards, cash rooms and evidence stores. Worth thinking through before you enable it - it also means a single authorised person cannot get in alone, including out of hours, so it is a policy decision as much as a setting.

Locking, Safety and Fire Doors

Can someone be locked in by a programming mistake?
No. Free egress from the inside is always available on the Cortex, whatever access mode the lock is in and whatever state the programming is in - the inside lever retracts the latch mechanically. That matters on a commercial door, because egress is the part of the specification that cannot be allowed to depend on electronics, batteries or a correctly entered setting. It is also why the inside of the lock carries a lever rather than a second keypad.
The Cortex is fire rated - does that make my door compliant?
No, and this is the single most common misunderstanding about fire hardware. A fire rating belongs to the doorset as a system: the door leaf and its core, the frame, the hinges, the latch, the strike, the seals and the lock, all tested together. The CTX530 has been tested up to two hours on fire door assemblies to AS1905.1-2005, which makes it eligible for use on a compliant assembly - it does not certify the assembly you are fitting it to. Get the doorset's own certification confirmed by the supplier or certifier. Our fire door chapter and the test report reference explain what to ask for.
It is a strata fire door. Can I just swap the hardware over?
Not without checking two things first. One is the doorset certification above. The other is the door's own history: apartment fire doors of a certain age can contain asbestos in the core or in the door tag, and drilling one releases it. Our asbestos in apartment fire doors guide sets out the three risk windows and what to do before a hole saw goes anywhere near the leaf, and the one-penetration principle explains why a second hole in a fire door is a compliance problem in its own right. This is a job for a licensed locksmith, not a handyman.
What is the difference between Passage Mode and Timed Passage Mode?
Passage Mode is toggled by hand: the lock is held unlocked so anyone can push the door open without presenting a credential, until somebody toggles it back. Timed Passage Mode does the same thing to a schedule - unlocked through opening hours, locked outside them - so nobody has to remember. On a reception or a shopfront that is the setting that earns its keep. Two cautions: while the lock is in either mode the door is genuinely unsecured, and on a fire or smoke door holding the latch back is generally not permitted, so check the door's requirements first.
What do SL8 and DL8 actually mean?
They are the security and durability grades under AS4145.2:1993, and SL8 / DL8 are the top of both scales in that standard - the Cortex has been severe vandal tested to get there. In buying terms: this is a lock specified for a door that gets abused, not a residential lock with a commercial label. That is also why the escutcheons are zinc alloy and the keypad has no moving parts. Our standards chapter puts the grades in plain English.
Is the CTX530 an accessible lock?
The Lever 77A fitted to it complies with AS1428.1-2009, so the handle itself meets the accessible-hardware requirement. Two further points help on an accessible door: the keypad is backlit under every button, and the Delayed Unlock State can be set to give a user longer to get to the door and open it after they have authenticated. None of that makes the whole opening compliant - clearances, approach and force still belong to the door and its surrounds - so read our DDA and accessibility chapter and the NDIS and disability housing guide alongside it.

Power and Batteries

Why does card entry get 40,000 operations and keypad entry only 18,000?
Because of how long the lock is awake. A card read is close to instantaneous; a keypad entry keeps the electronics, the backlight and the unlock cycle running for around six seconds each time. On a door that sees heavy traffic, that difference decides how often somebody is up a ladder changing batteries. If a site is card-first with PIN as the fallback, plan on the upper figure; if it is PIN-first, plan on the lower one. Either way the ARM Cortex-M3 core is doing the heavy lifting - 20% less standby draw and 50% less in operation than comparable digital locks.
Why not rechargeable or lithium AA batteries?
Because the Smart Battery Check reads cell voltage to work out what is left, and it is calibrated to the discharge curve of an alkaline AA. Rechargeable cells sit at a lower nominal voltage and lithium cells hold a flat voltage and then fall off a cliff, so in both cases the lock's own warning becomes unreliable - which on a lock with no key override is the one thing you cannot afford. Use quality alkaline AAs, replace all four together, and do not mix brands or part-used cells.
The batteries are flat and there is no key. Now what?
The Cortex holds a Battery Emergency PINS function for exactly this - it allows entry when the cells are critically low, so a flat battery is meant to be a warning you acted on late rather than a lockout. But it is a grace period, not a solution: the honest answer on a CTX530 is that battery maintenance is the maintenance plan. Two habits cover it - replace the cells on a schedule rather than on failure, and make sure whoever holds the master code also knows the emergency procedure. If a door genuinely cannot tolerate that risk, the CTX3772 with its mortice lock and key override is the model to specify instead. See also what happens when the battery dies.
Do the codes and cards survive a battery change?
Yes - programming is held in non-volatile memory, so changing the cells does not wipe users. The one thing worth checking after a change is the clock, because Visitor Codes, One Time PINs and Timed Passage Mode all depend on the lock's time and date being right. Verify them once the new cells are in, before you walk away.

Door Fit and Installation

Will the CTX530 fit my door?
Three measurements decide it: a 60mm backset, a door 35 to 48mm thick, and room for a 28mm bore. Backset is measured from the door edge to the centre of the existing spindle or keyhole, and it is the figure most often guessed wrong - our backset measurement guide shows how to take it, and Chapter 02 covers the full set. If the door is thicker than 48mm or the backset is 70mm or 127mm, the CTX530 is not the answer and the fix is a different lockset, not a different spindle.
Can I drill from the printed template?
You can, with one check first. The CTX530 template is set on a custom page size rather than A4, so any printer set to "fit to page" or "shrink to fit" will scale it and put every hole slightly out. Print at 100% or "actual size", then measure a known dimension on the paper against a rule before you mark anything. If the printout does not check out, work from the measurements instead. A 28mm hole saw does the bore.
Which spindle do I use?
Spindle length follows door thickness, and the kit supplies more than one length for that reason. Getting it wrong is one of the most common installation mistakes we see - too short and the two halves never engage properly, too long and the lever binds or the escutcheons will not pull up flush. Measure the leaf, check it against the spindle selection diagram in the Installation Tips section, and follow the selection step in the Cortex installation instructions. If the door measures near the edge of a band, call us before you cut - our advice and installation team would rather answer the question than fix the result.
Can the CTX530 go over an existing Lockwood mortice lock?
Yes. The CTX530 can be installed over standard plate furniture and will operate a Lockwood 3772 or 3572 mortice lock, which is useful where the mortice body is sound and only the furniture is being upgraded. One limitation to be clear about: key override is still not available in that configuration, because the override lives in the cylinder and the CTX530 escutcheon has no provision for one. If you want the mortice body and the key, the CTX3772 is the model that gives you both. Browse the mortice lock range for smart locks if the body needs replacing too.
Do I need to order a left-hand or right-hand version?
No. The CTX530 is reversible, so one part number covers both hands and there is no handing decision at order time. That is a real advantage on a multi-door job where the doors do not all swing the same way - you order quantity, not quantity by hand. Our guide to door handing in Australia explains the conventions, which still matter when you are ordering the latch or a mortice body separately.
The old hardware has left marks on the door. Can I cover them?
Yes - ADI makes a stainless steel scar plate pair specifically for the Cortex 530, which sits behind the escutcheons and hides the holes and wear left by whatever came off. Order it with the lock rather than after the fact, because the plates go on during the fit. Our scar plate guide explains when you need one and when you do not, and the full scar and adaptor plate range covers other locks.
Can I fit this myself?
On an ordinary internal commercial door with the right backset, a competent installer with a 28mm hole saw and the template can. Three cases where you should not: a fire-rated door, a strata common-area door, and any door where you cannot confirm what the leaf is made of. All three carry compliance and, in older buildings, asbestos exposure implications that outrun a DIY fit. Our advice and installation service covers the survey and the fit, and the three common DIY mistakes post is worth ten minutes before you start either way.

Programming and Day-to-Day Use

What is the difference between Easy Mode and Advanced Mode?
Easy Mode gets one code working and nothing else - a basic single-code setup takes under 15 seconds, which is what you want when a door needs to be secure before the end of the site visit. Advanced Mode is where multi-user enrolment, the timed functions, Dual Security Credential and the scheduling live. The practical approach on a commercial install is to commission in Easy Mode, hand the door over working, then come back and build the user list properly in Advanced Mode with the programming guide open.
Does the keypad beep, and can staff rely on it?
Each key press gives an audible tone, which is the confirmation users actually notice - on a busy door people enter a code without looking, and the tone is what tells them the touch registered. Combined with the LED backlight under each button it makes the keypad usable in a dark lobby and in direct sun. Worth mentioning to staff during handover, because a capacitive surface gives no mechanical click and users who expect one sometimes press harder instead of trusting the tone.
Someone needs longer to get through the door. Can the lock wait?
Yes - the Delayed Unlock State holds the lock released for an extended period after a successful entry, so a user who needs more time between authenticating and pulling the door open gets it. It was put there for elderly and disabled users and it is the setting to reach for on an accessible door, alongside the AS1428.1-compliant Lever 77A. It is equally useful on a goods door where somebody is arriving with both hands full.
Is there an app, remote access or an audit trail?
No, and that is the design rather than a gap. The Cortex is a standalone lock: no Bluetooth, no Wi-Fi, no gateway, no app, and no cabling or power supply to run to the door. Everything is programmed at the keypad. What you get in exchange is a lock that keeps working when the network does not, with nothing to onboard, no accounts to manage and no firmware to maintain - which is why it suits sites that want controlled keyless access without taking on an access control system. If you do want remote management, scheduling from a phone or an event log, that is a different class of product - our app platforms chapter covers the choice, and the full smart lock range is where to look.

Choosing Between the Cortex Models

CTX530, CTX3772 or CTX5782 - how do I choose?
Start with the door, not the electronics, because all three share the same electronic unit, access methods, programming, Lever 77A, Satin Chrome finish and 35-48mm door thickness range. The CTX530 is the 60mm tubular latch version: fire rated, no key override, the entry point of the range. The CTX3772 puts the same electronics on a 3772 mortice lock at the same 60mm backset, and adds key override, Code Lockout / Privacy and Latch Holdback - it is fire rated too. The CTX5782 is the narrow-stile answer on a 30mm backset with key override, but it is not fire rated. So: narrow aluminium frame, take the 5782; need a key or the mortice-only functions, take the 3772; standard door, fire door, no key wanted, take the 530.
Why can the CTX530 not do Code Lockout or Latch Holdback?
Both functions are actuated by the cylinder, and the CTX530 has no cylinder. Code Lockout - sometimes called the Privacy function - lets a key disable code entry from outside, and Latch Holdback lets a key hold the latch retracted. On the mortice variants the cylinder is there to do both; on the tubular-latch CTX530 there is nothing to turn. If either function is part of the specification, the mortice models are the ones to price. Passage Mode and Timed Passage Mode are available on all three and cover most of what a site wants a held-open door for.
Should I be looking at the battery-free DX530 instead?
Only if you can live without cards. The DX530 runs the same 530 latch and is also fire rated, but it is a mechanical digital lock - one code, no batteries, no RFID, no timed functions and no user list. That is the right trade on a store room or a plant room where a single shared code is genuinely all anyone needs, and it costs a fraction of the Cortex. It is the wrong trade anywhere you need to revoke one person's access without re-coding the door for everyone. Our mechanical versus smart comparison sets out the difference, and the CTX530 can be transitioned to the DX530 later if the site moves away from electronic access control.
What is covered by the warranty, and for how long?
Two terms apply to this lock, because it has a mechanical half and an electronic half. Lockwood covers mechanical components for 25 years and electrical and electronic parts for 3 years, batteries excluded. In practice the latch, the lever and the escutcheon hardware sit under the long term, and the keypad, the reader and the board under the short one. Corrosion from coastal or corrosive environments is excluded, which is worth knowing on a Gold Coast site within reach of salt air - see the warranty section for the full statement and the coastal notes in our lifespan guide.

Related products, guides and chapters

The rest of the Cortex range: CTX3772 - 3772 mortice, 60mm, fire rated, key override · CTX5782 - 5782 narrow mortice, 30mm, key override

Credentials and accessories: Cortex spare cards, 5-pack Satin Chrome · Cortex spare cards, 5-pack Red · ADI scar plates for the Cortex 530

Latches and mortice bodies: Lockwood 530-12SC fire-rated tubular deadlatch, 60mm · Lockwood 3772SS Selector mortice lock, 60mm · Lockwood 3572 primary mortice lock, 60mm · Lockwood 5782 narrow stile mortice to suit Cortex escutcheons, 30mm

The battery-free alternative: Lockwood DX530 digital-mechanical keypad with 530 latch

Browse by what matters: Fire door locks · PIN code locks · Card, fob and RFID locks · Internal and office doors · Digital mechanical locks · Tubular latches · Mortice locks for smart locks · All smart locks · All Lockwood

Buyer's Guide chapters: Ch 02 - Measuring Your Door · Ch 03 - Access Methods · Ch 04 - Door Type Compatibility · Ch 05 - Fire Door Smart Locks · Ch 09 - DDA, NDIS and Accessibility · Ch 10 - Brand Profiles (Lockwood) · Ch 11 - Australian Standards · Ch 12 - Installation and Troubleshooting · Ch 13 - Smart Lock FAQ · Ch 16 - Mechanical Digital Locks

Related reading: What heavy duty actually means · Locks without key override · Fire door types and certification · Apartment fire doors and the one-penetration principle · Asbestos before drilling · Measuring your lock backset · Understanding door handing · How long digital door locks last · Scar plates for smart locks · Three common DIY installation mistakes · Advice and installation

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What's in the Box - Lockwood Cortex CTX530

  • Lockwood Cortex CTX530 electronic lockset (exterior and interior panels)
  • Lockwood 530 tubular latch - 60mm backset
  • 2 x Cortex access cards
  • Spindle components (short and long - select to suit door thickness)
  • Mounting hardware and fixings
  • Installation instructions
Batteries are not included - 4 x AA Alkaline required. This variant has no key override cylinder. Additional access cards are available in packs of 5 - Satin Chrome or Red - and ADI scar plates for the Cortex 530 are worth adding to a retrofit order.
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Lockwood Cortex CTX530 - Dimensions

Lockwood Cortex CTX530 dimensional drawing showing 215mm height, 49mm width and 32mm depth
CTX530 lockset - overall height 215mm, width 49mm, depth 32mm (exterior and interior panels). The same drawing appears on page 6 of the Lockwood Electronic Access Control Catalogue, with the CTX3772 on page 7 and the CTX5782 on page 8 for comparison. Door preparation is a 28mm bore - check the 60mm backset and the 35-48mm door thickness before ordering.
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Lockwood Cortex - Electronic Access Control Catalogue

Lockwood Electronic Access Control Catalogue - page 1
Page 1 - Lockwood Electronic Access Control Catalogue
Lockwood Electronic Access Control Catalogue - page 2
Page 2 - Lockwood Electronic Access Control Catalogue
Lockwood Electronic Access Control Catalogue - page 3, Cortex Digital Door Lock overview
Page 3 - Cortex Digital Door Lock overview and product details
Lockwood Electronic Access Control Catalogue - page 4, features and specifications
Page 4 - Features, specifications and electronic technical information
Lockwood Electronic Access Control Catalogue - page 5, Cortex technology
Page 5 - Cortex technology and functions
Lockwood Electronic Access Control Catalogue - page 6, CTX530 drawings
Page 6 - CTX530 exterior, interior and dimensional drawings
Lockwood Electronic Access Control Catalogue - page 7, CTX3772 drawings
Page 7 - CTX3772 exterior, interior and dimensional drawings
Lockwood Electronic Access Control Catalogue - page 8, CTX5782 drawings and accessories
Page 8 - CTX5782 drawings, accessories and ordering information
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PDF Files - STK CTX530SC/530

Lockwood Electronic Access Control Catalogue (PDF)
The Cortex range document - 12 pages covering all three locksets. Page 3 carries the range overview and the CTX530 / CTX3772 / CTX5782 comparison table, page 4 the features and electronic technical data, page 5 the ARM Cortex-M3 technology notes, page 6 the CTX530 dimensioned drawings, and page 9 the ordering and spare-card information.
Lockwood Cortex Installation Instructions - 530 Latch (PDF)
Two-page A3 illustrated fitting sequence for the CTX530 with the 530 tubular latch - door preparation with the 28mm hole saw, the 60mm latch, and the spindle selection step by door thickness. This is the 530-latch sheet; the mortice variants use their own document.
Lockwood Cortex CTX530 Door Preparation Template (PDF)
Single-page printable drilling and marking template for the CTX530 with 530 latch. Set on a custom page size rather than A4 - print at 100% or "actual size" for the hole positions to be correct.
Lockwood 25 Year Mechanical Warranty (PDF)
Lockwood's Australian warranty statement - the mechanical, electrical and electronic, key and finish terms, and what falls outside cover.
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Lockwood Warranty

Lockwood branded products are covered by manufacturer warranties issued by ASSA ABLOY Australia Pty Ltd. Warranty periods vary by product type, with separate cover for mechanical components, electrical and electronic parts, keys, and finishes.

The summary below sets out the standard warranty structure. All warranty claims are handled by Terry's Tradies Pty Ltd and its associated websites, trading names, and subsidiaries. Full terms and exclusions are set out in the official Lockwood warranty document linked at the base of this page.

Warranty Summary

Coverage AreaWarranty PeriodNotes
Mechanical components25 yearsDefects in material and workmanship under normal use.
Electrical and electronic components3 yearsBatteries excluded.
PADDE series and electric mortice locks5 yearsSpecific to those product groups.
Keys12 monthsManufacturing defects only.
FinishesVaries by finish typeSee the finish coverage guide below.

Finish Coverage Guide

  • Everbrass finishes: up to 25 years against corrosion, tarnishing and discolouration.
  • Stainless steel, polished stainless steel, chrome plating and anodised finishes: typically up to 10 years.
  • PVD and VIVID finishes: typically up to 10 years.
  • Symmetry range finishes: typically up to 5 years.
  • Decorative finishes (Antique Copper, Architectural Bronze, Oil Rubbed Bronze, Aged Brass, Polished Brass, Satin Brass and related variants): typically up to 2 years against corrosion.
  • Unlacquered brass finishes naturally age and change appearance over time. This is not considered a defect.
  • Tea staining of stainless steel is not covered where the required cleaning and maintenance have not been followed.

How to Make a Claim

For full returns and warranty claim procedures, visit our Returns & Warranty page - this is kept up to date and is the authoritative reference for current claim steps.
  1. Contact Terry's Tradies Pty Ltd and its associated websites, trading names, and subsidiaries with your proof of original purchase.
  2. Keep the product securely packed and clearly identified, ready for assessment.
  3. Where a claim is escalated to the manufacturer, ASSA ABLOY may issue a case number before goods are returned.
  4. ASSA ABLOY assesses the claim and determines repair, replacement with the same or closest equivalent product, or refund of the purchase price.

Exclusions

  • Normal wear and tear.
  • Misuse, abuse, accidental damage or use outside published specifications.
  • Improper maintenance or failure to follow care instructions.
  • Unauthorised modification, repair or use of non-genuine parts.
  • Exposure to corrosive environments including coastal air, salt spray, chemicals or pollution.
  • Removal, refitment or associated labour charges.
  • Products not originally sold in Australia through authorised channels.
Australian Consumer Law
These manufacturer warranties apply in addition to your rights under the Australian Consumer Law. Our goods come with guarantees that cannot be excluded under the ACL. You are entitled to a replacement or refund for a major failure and to compensation for any other reasonably foreseeable loss or damage. Where a failure does not amount to a major failure, you are entitled to have the goods repaired or replaced.
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