Lockwood 4570ELM0SC Electric Mortice Lock — 89mm Monitored, No Cylinder, Satin Chrome
The Lockwood 4570ELM0SC Electric Mortice Lock is a monitored electromechanical lock with an 89 mm backset, supplied without a cylinder. Designed and manufactured in Australia from zinc alloy with a stainless steel latch bolt and faceplate, it delivers superior durability for commercial and institutional applications. It integrates with access control systems, push buttons, intercoms, and key switches for secure operation.
Warranty
Key Features
- Electromechanical mortice lock — 89 mm backset
- Supplied without cylinder
- High-grade zinc alloy body, stainless steel latch bolt and faceplate
- Supports access control integration, push buttons, intercoms, and key switches
- Monitoring functions: Deadlatch & locked status, door position reed switch, dual key override, request-to-exit (REX), LED indication
- Field configurable: Fail safe / fail secure, 12–24 VDC multi-voltage, left/right handing, free or locked lever selection
- Monitoring contacts: normally closed / normally open
- Finish: Satin Chrome (SC)
Fire Rating & Testing
- Fire rated up to 4 hours on fire door assemblies in accordance with AS1905.1:2005
- S3 (Security) and D3 (Durability) to AS4145.2:1993
- C-Tick certified
- 4570 Series: SCEC endorsed for intruder resistant areas
- 4579 Series: SCEC endorsed for secure areas
Specifications
- Item Code: 4570ELM0SC
- Series: 4570 Electromechanical Mortice Lock
- Function: ELM0 — Monitored, no cylinder
- Backset: 89 mm
- Door Thickness Range: 32–50 mm
- Bolt Material: Stainless steel
- Bolt/Latch Projection: 15 mm
- Finish: Satin Chrome (SC)
- Standards Compliance: AS1905.1:2005, AS4145.2:1993
What's In The Box
- Lockwood 4570ELM0SC electric mortice lock body
- Stainless steel faceplate
- Fixing screws
- Installation instructions
Suitable Uses
- Commercial and institutional facilities
- Industrial buildings and offices
- Integration with access control systems
- High-security environments (SCEC endorsed)
- Fire-rated door assemblies
Dispatch & Returns
- Estimated Warehouse Dispatch: 11 business days
- Non-Returnable Item
Download PDF Resources
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Lockwood Electric Mortice Locks Catalogue |
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Lockwood 25 Year Mechanical Warranty (Conditions Apply) |
Item Code Family
Additional Information
The Lockwood 4570ELM0SC is a monitored mortice lock designed for high-security commercial and institutional applications. Offering full monitoring features, fire certification, and SCEC endorsement, it provides a reliable and long-term solution for integration with access control systems and fire-rated door assemblies.
Ordering Information — Monitored vs Non-Monitored
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.
