
Lockwood 3541 Short Backset Sliding Door Lock No Cylinder - Satin Chrome
The Lockwood 3541 Short Backset Sliding Door Lock without cylinders is designed for narrow stile sliding and swing door applications where a compact mortice lock body is required. The swing-bolt deadlocking mechanism engages securely into a compatible strike for controlled locking performance.
This version is supplied without cylinders, making it suitable for fabricator installations and projects where cylinder type and keying are selected separately to suit specific security requirements.
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Key Features
- Short backset mortice lock designed for narrow stile doors
- No cylinders included for flexible keying configuration
- Swing-bolt deadlock engages securely into strike
- Suitable for both sliding and swing door applications
- Compatible with Lockwood 3540 Series cylinder systems
- Tested to Australian Standard requirements
- Robust internal mechanism for commercial environments
- Part of the Lockwood Synergy mortice lock range
Suitable Uses
- Sliding aluminium door systems
- Narrow stile commercial door applications
- Fabricator supplied door assemblies
- Retail and office fitouts requiring custom keying
- Projects where cylinders are specified separately
Specifications
Item Code Family - Lockwood 3541 Sliding Door Lock No Cylinder Variants
Frequently Asked Questions
Are cylinders included with this lock?
No, this model is supplied without cylinders so they can be selected separately.
Is this suitable for sliding doors?
Yes, it is specifically designed for narrow stile sliding and swing doors.
What type of strike is required?
A compatible latching or security strike must be selected to suit the installation.
Additional Information
- Commonly used in Australian aluminium door systems where restricted or master key systems are required.
- Short backset design allows installation in tight stile profiles.
- Correct strike alignment is critical for proper deadbolt engagement.
- Widely specified by fabricators for custom door builds.
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 Overview
Lockwood branded products are covered by manufacturer warranties issued by ASSA ABLOY Australia Pty Ltd. Warranty periods vary depending on product type, mechanical components, electrical elements, and finish category.
This overview summarises the structure of Lockwood warranty coverage. Full terms, exclusions and claim procedures are set out in the official Lockwood Warranty document.
Warranty Periods 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.
- Decorative finishes including 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 will naturally age and change appearance over time. This is not considered a defect.
- Tea staining of stainless steel is not covered where cleaning and maintenance have not been followed.
What the Warranty Covers
- Defects in material and workmanship during the applicable warranty period.
- Assessment by ASSA ABLOY to determine repair, replacement with the same or closest equivalent product, or refund of purchase price.
Common 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.
Warranty Claim Process
- Retain proof of original purchase.
- Return the product through the original place of purchase where applicable.
- If claiming directly, obtain a case number before returning goods.
- Products must be securely packed and clearly identified.
- Warranty assessment determines repair, replacement or refund.
Australian Consumer Law
Lockwood warranties operate in addition to rights available under the Australian Consumer Law. Goods come with guarantees that cannot be excluded. Customers may be entitled to a replacement or refund for a major failure and compensation for reasonably foreseeable loss or damage.
Where a product fails to meet acceptable quality standards and the failure does not amount to a major failure, the customer is entitled to repair or replacement.