Interlock 230 V Low Friction Stay – Black Powdercoated (P509B)
The Interlock 230 V is a low-friction 4-bar friction stay designed for projected top hung (PTH) window sashes in residential applications.
Manufactured from extruded aluminium and finished in black powdercoat, the A-Series friction hinge range provides controlled sash support without the use of sliding channels. This model is supplied as a pair and forms part of the broader Interlock A-Series mechanical hinge family.
This product is a friction stay only. Window control mechanisms, restrictors and frame hardware are not included.
18 Days
Key Features
- Low friction function type (V model).
- 4-bar friction stay construction.
- Manufactured from extruded aluminium.
- No sliding channels.
- Unique “pull-in” feature.
- Black powdercoated finish.
- Supplied in trade pack as a pair.
Suitable Uses
- Projected Top Hung (PTH) window sashes.
- Residential window applications.
- Timber and metal frame installations.
Full Specifications
Item Code Family – A Series Friction Hinges
Frequently Asked Questions
Is this hinge adjustable?
No. Friction levels are factory set.
Is this fire rated?
No fire rating is stated by the manufacturer.
Does this suit side-hung windows?
No. Designed for projected top hung windows only.
Additional Information
- Confirm sash weight before selecting hinge model.
- For heavier sashes, refer to 330A, 420HD A or 500A models.
- No corrosion class or compliance certification stated in technical flyer.
Covered under official ASSA ABLOY warranty terms.
View full warranty details.
Dimensions

All dimensions shown are in millimetres. Refer to the manufacturer diagram for full A–K measurement references.
ASSA ABLOY Warranty Overview
ASSA ABLOY branded products sold in Australia are covered by manufacturer warranties issued by ASSA ABLOY Australia Pty Ltd. Warranty coverage varies depending on mechanical components, electronic components, cylinders and finish categories.
This overview summarises the structure of ASSA ABLOY warranty coverage. Full terms, exclusions and claim procedures are set out in the official ASSA ABLOY Warranty document.
Warranty Periods Summary
Finish & Material Notes
- Stainless steel does not mean stain-free. Tea staining is not covered where cleaning and maintenance guidelines have not been followed.
- Cosmetic, decorative and appearance damage is not covered.
- Battery failure or battery leakage damage is not covered.
What the Warranty Covers
- Defects in material and workmanship within the applicable period.
- Assessment by ASSA ABLOY to determine repair, replacement with the same or closest equivalent product, or refund of purchase price.
- Remedy determined at ASSA ABLOY’s discretion.
Common Exclusions
- Normal wear and tear.
- Misuse, abuse or installation outside published technical specifications.
- Improper maintenance or neglect.
- Unauthorised modification or repair.
- Use of non-genuine ASSA ABLOY parts or substitute components.
- Exposure to corrosive environments including coastal air, salt spray, chemicals, contamination or high humidity.
- Removal, refitment, freight or labour charges.
- Second-hand or imported products not sold through authorised Australian channels.
Warranty Claim Process
- Retain proof of original purchase.
- Return the product to the original authorised retailer where applicable.
- If claiming directly, obtain a case number before returning goods.
- Securely package returned goods and clearly reference the case number.
- Warranty assessment determines repair, replacement or refund.
Australian Consumer Law
ASSA ABLOY 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.