
Lockwood 3541 Short Backset Sliding Door Lock No Cylinder - Satin Chrome
The Lockwood 3541 Short Backset Sliding Door Lock without cylinder is designed for narrow stile sliding and swing doors where a compact mortice locking solution is required. It uses a swing-bolt deadlocking mechanism that engages into a compatible latching or security strike.
This configuration is supplied without a cylinder, making it suitable for fabricator and trade installations where cylinder type is selected separately to suit the project keying requirements.
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Key Features
- Short backset mortice lock for narrow stile doors
- No cylinder included for flexible keying selection
- Swing-bolt deadlocking mechanism for secure engagement
- Suitable for sliding and swing door applications
- Compatible with Lockwood 3540 Series cylinders
- Tested to Australian Standard requirements
- Durable construction for commercial environments
- Part of Lockwood Synergy mortice lock system
Suitable Uses
- Commercial sliding aluminium doors
- Narrow stile door systems
- Fabricator installations requiring separate cylinder selection
- Office and retail door applications
- Projects with custom keying requirements
Specifications
Item Code Family - Lockwood 3541 Sliding Door Lock No Cylinder Variants
Frequently Asked Questions
Does this include a cylinder?
No, this configuration is supplied without a cylinder so one can be selected separately.
Is this suitable for sliding doors?
Yes, it is designed specifically for narrow stile sliding and swing door applications.
Does this include a strike?
A compatible strike is required and should be selected to suit the door system.
Additional Information
- Commonly used in Australian commercial aluminium door systems where cylinder selection varies by project.
- Short backset design suits narrow stile profiles where standard mortice locks may not fit.
- Correct strike alignment is essential for reliable deadbolt engagement.
- Often specified by fabricators for custom keyed door assemblies.
Lockwood branded products purchased new in Australia from authorised resellers are covered against defects in materials and workmanship for:
- Mechanical components: 25 years
- Electrical and electronic components: 2 years (excluding batteries)
Lockwood Synergy Mortice Locks Catalogue

Lockwood Synergy Mortice Locks Catalogue
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
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
- Contact Terry's Tradies Pty Ltd and its associated websites, trading names, and subsidiaries with your proof of original purchase.
- Keep the product securely packed and clearly identified, ready for assessment.
- Where a claim is escalated to the manufacturer, ASSA ABLOY may issue a case number before goods are returned.
- 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.
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.