Send a part number, a photo, or a whole BOM — we supply it and stand behind it. EXW Singapore — collect from our office.

3G Electric
ABILITY ONE Square Fire Door Keep Closed Sign - Square This Is A Fire Door Keep Closed! Do Not Block Or Fasten Open! Signs
ABILITY ONESquare This Is A Fire Door Keep Closed! Do Not Block Or Fasten Open! Signs

ABILITY ONE Square Fire Door Keep Closed Sign

The ABILITY ONE Safety Sign is an 8 in x 8 in plastic square sign reading 'This Is A Fire Door Keep Closed! Do Not Block Or Fasten Open!'. It is not retroreflective, does not glow in the dark, and has a thickness of…

SKU 3G-OTH-701744

Also listed as: 424000NIB0300 · 4240 00 NIB 0300

Brand
ABILITY ONE
Item
Square Fire Door Keep Closed Sign
Part Number
4240-00-NIB-0300
Category
Square This Is A Fire Door Keep Closed! Do Not Block Or Fasten Open! Signs
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
EXW Singapore
Collect or forward from our office
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

Technical Specifications

ABILITY ONE
Manufacturer Part Number
4240-00-NIB-0300
Type
Not Retroreflective
Thick
0.122 in
Glow In The Dark
No
Nominal Sign Size
8 in x 8 in
Retroreflective Grade
Not Retroreflective

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

ABILITY ONE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ABILITY ONE Safety Sign is an 8 in x 8 in plastic square sign reading 'This Is A Fire Door Keep Closed! Do Not Block Or Fasten Open!'. It is not retroreflective, does not glow in the dark, and has a thickness of 0.122 in (MPN 4240-00-NIB-0300).

Frequently Asked Questions

What is the ABILITY ONE safety sign used for?

This 8 in x 8 in plastic sign is used to mark fire doors with the message 'This Is A Fire Door Keep Closed! Do Not Block Or Fasten Open!'. It helps enforce fire safety compliance in commercial and industrial facilities by reminding personnel not to obstruct fire-rated doors.

What are the specifications of the ABILITY ONE safety sign?

The sign is 8 in x 8 in nominal size, made of plastic 0.122 in thick. It is not retroreflective and does not glow in the dark. The manufacturer part number is 4240-00-NIB-0300. It is a square sign designed for indoor use where visibility without reflection is acceptable.

Where to buy the ABILITY ONE safety sign worldwide?

3G Electric supplies the ABILITY ONE safety sign worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to order this fire door sign for your facility's safety compliance needs.

How to install the ABILITY ONE fire door sign?

Install the sign on or adjacent to the fire door at eye level using appropriate fasteners or adhesive for plastic signs. Ensure the sign is clearly visible and not obstructed. Follow local fire safety codes for sign placement. The non-retroreflective surface is suitable for well-lit areas.

Used in

Common applications for ABILITY ONE
Commercial building entrances — ABILITY ONE cut pile dryer mats (e.g., SKU 13J107) for indoor medium-traffic areas to trap dirt and moisture.
Industrial facilities — ABILITY ONE finger scraper mats (e.g., SKU 13J094) for outdoor heavy-duty scraping of debris from footwear.
Retail stores — ABILITY ONE loop pile scraper mats (e.g., SKU 13J096) for indoor/outdoor medium-traffic entrances to reduce slip risks.
Office buildings — ABILITY ONE coir scraper mats (e.g., SKU 5MM75) for indoor/outdoor use with a natural fiber surface.
Warehouses — ABILITY ONE finger scraper mats (e.g., SKU 13J095) for high-traffic entryways to scrape dirt and debris.
Hospitality venues — ABILITY ONE cut pile dryer mats (e.g., SKU 13J106) for lobbies and entrances to protect floors and enhance safety.
Not sure this is the right part? Photo-identify it→

ABILITY ONE Products

3G Electric supplies ABILITY ONE square this is a fire door keep closed! do not block or fasten open! signs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from ABILITY ONE

View all ABILITY ONE parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first