Lockton Euro Smart Mortice Lock Hinged Door 40/85mm

LOCKTON 'E-Series' Euro Smart Mortice Lock (Hinged Door) - 40mm Backset (SML-H40)

The LOCKTON 'E-Series' Euro Smart Mortice Lock is a hinged-door mortice lock designed for use in smart euro lock configurations. This model is the 40mm backset option (Art ID SML-H40) with a 85mm pitch, commonly selected for standard residential and light commercial hinged doors.

Key Features

• Hinged door euro smart mortice lock format.
• 40mm backset with 85mm pitch to suit common door preparations.
• Designed for use with smart euro lock bodies that rely on a mortice lock for mechanical function.
• Part of the LOCKTON E-Series smart mortice family with multiple backset options available.

Specifications

• Brand: LOCKTON
• Product Type: Euro smart mortice lock (hinged door)
• Item Code (Art ID): SML-H40
• Backset: 40mm
• Pitch: 85mm
• Faceplate size: 240mm (Height) x 22mm (Width)

What's In The Box

• 1 x LOCKTON 'E-Series' hinged door smart mortice lock case and faceplate (Art ID: SML-H40)

Suitable Uses

• Hinged doors being fitted with a euro smart lock that requires a compatible mortice lock body.
• Residential and light commercial doors where a 40mm backset is the standard requirement.
• Replacement of an existing euro mortice lock where maintaining spindle and cylinder alignment is critical.

Compatibility

• Commonly used with: Lockton ELEV36 as well as MLA210, MLA231, MLA236 and MLNX5 McGrath smart locks.
• Also reported by locksmiths to suit: Au Smart Lock, Austyle, Zanda and other euro mortice smart locks that rely on a standard hinged-door euro mortice format.
• Important: Compatibility depends on door preparation, backset and pitch. Always confirm measurements before ordering.

Smart Lock Use Only

• This mortice lock is designed specifically for smart lock installations.
• Not suitable for use with standard mechanical lever sets or key-only mortice lock applications.
• Intended for euro smart locks that rely on the mortice lock for mechanical operation.

LOCKTON 'E-Series' Smart Mortice Lock (Hinged Door) - Item Code Family

Warranty

• Warranty: 3-year warranty for added peace of mind.

Download PDF Resources

Smart Mortice Lock (Hinged Door) - Installation Template (All Backsets)

Frequently Asked Questions

Is SML-H40 suitable for all smart euro locks?
No. It is designed for smart locks that use a standard hinged-door euro mortice format. Always confirm backset and pitch before ordering.

Does this mortice lock suit sliding doors?
No. This is the hinged door mortice lock version. Sliding doors use a different mortice lock format.

What is the most common ordering mistake?
Choosing the wrong backset. Always measure from the door edge to the centre of the spindle to confirm the correct size.

Additional Information

• Backset selection: The 40mm version is the most common choice for standard hinged doors, offering good clearance for both smart lock bodies and mechanical hardware.
• Retrofit advice: When replacing an older mortice lock, check that the spindle and cylinder centres match before removing the existing lock to avoid unnecessary door modification.
• Installer tip: Use the provided installation template and physically check alignment on the door before committing to drilling.