
Lockwood 55792 Secure Area Universal Mortice Lock 127mm Backset - Satin Chrome
The Lockwood 55792 Secure Area Universal Primary Lock is designed for high-security environments requiring flexible access control and durable performance.
Part of the Lockwood 3570 Series, this mortice lock provides versatile latching functionality and integrates seamlessly with a wide range of Lockwood door furniture.
Usually ships in 10 business days
Key Features
- 127mm backset mortice lock
- Secure area universal function
- Deadlatch operation
- Heavy-duty commercial-grade construction
- Compatible with Lockwood rose and plate furniture
Suitable Uses
- Secure areas in commercial buildings
- Hospitals, schools and institutions
- Industrial and high-traffic environments
- Office and access-controlled spaces
Specifications
| Brand | Lockwood |
| Product Type | Mortice lock |
| Function | Deadlatch |
| Backset | 127mm |
| Door Thickness | Minimum 32mm |
| Finish | Satin Chrome |
Frequently Asked Questions
What is this lock used for?
It is designed for secure areas requiring controlled access.
Is it suitable for commercial use?
Yes, it is built for heavy-duty commercial and institutional applications.
Can it be adapted for different functions?
Yes, it can be configured with compatible Lockwood components.
Additional Information
- Part of Lockwood 3570 Series
- Designed for adaptable locking configurations
- Compatible with Lockwood cylinders and furniture
Warranty
25-year mechanical warranty.
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.