We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

LYLE Caution: These Doors Must Be Kept Closed Sign - Caution: These Doors Must Be Kept Closed Signs
LYLECaution: These Doors Must Be Kept Closed Signs

LYLE Caution: These Doors Must Be Kept Closed Sign

The LYLE Safety Sign: Aluminum is a Caution sign reading 'These Doors Must Be Kept Closed'. This Engineer Grade, non-glow-in-the-dark sign measures 7 in x 10 in and features mounting holes for installation. It is…

SKU 3G-OTH-750478

Also listed as: U41702RA10X7 · U4 1702 RA 10X7 · U4-1702-RA-10X7

Brand
LYLE
Item
Caution: These Doors Must Be Kept Closed Sign
Category
Caution: These Doors Must Be Kept Closed 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.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LYLE
Manufacturer Part Number
U4-1702-RA_10X7
Type
Mounting Holes Sign Mounting, Engineer Grade
Glow In The Dark
No
Nominal Sign Size
7 in x 10 in
Sign Mounting Style
Mounting Holes
Retroreflective Grade
Engineer Grade

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

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

Product Description

The LYLE Safety Sign: Aluminum is a Caution sign reading 'These Doors Must Be Kept Closed'. This Engineer Grade, non-glow-in-the-dark sign measures 7 in x 10 in and features mounting holes for installation. It is identified by manufacturer part number U4-1702-RA_10X7.

Frequently Asked Questions

What is the LYLE U4-1702-RA_10X7 safety sign used for?

This LYLE aluminum sign is used to post a caution message that doors must be kept closed, typically in industrial facilities, warehouses, or commercial buildings to enforce fire safety or environmental containment protocols.

What are the specifications of the LYLE U4-1702-RA_10X7 sign?

The LYLE sign is Engineer Grade retroreflective aluminum, 7 in x 10 in nominal size, with mounting holes for installation. It is not glow-in-the-dark and carries the message 'Caution: These Doors Must Be Kept Closed'. MPN: U4-1702-RA_10X7.

Where to buy the LYLE U4-1702-RA_10X7 safety sign worldwide?

3G Electric supplies the LYLE U4-1702-RA_10X7 safety sign to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote for your region.

How to install the LYLE U4-1702-RA_10X7 sign with mounting holes?

Install the LYLE sign by positioning it at the desired height on a clean, dry surface. Use the pre-drilled mounting holes to secure it with appropriate fasteners (screws or bolts, not included). Ensure the sign is level and visible for compliance.

LYLE Products

3G Electric supplies LYLE caution: these doors must be kept closed 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 LYLE

View all LYLE parts
Aluminum sign with mounting holes for easy installation. Features Engineer Grade retroreflective sheeting for low-light visibility. Used to mark doors that must remain closed for safety or compliance in industrial facilities, warehouses, and plants
LYLE
Aluminum sign with mounting holes for easy installation. Features Engineer Grade retroreflective sheeting for low-light visibility. Used to mark doors that must remain closed for safety or compliance in industrial facilities, warehouses, and plants