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STI FP400 Firestop Plug, 4.64 in, 2 hr Fire Rating, Red - Firestop Plugs & Blocks
STIFirestop Plugs & Blocks

STI FP400 Firestop Plug, 4.64 in, 2 hr Fire Rating, Red

The STI Firestop Plug (MPN FP400) is a red, non-interlocking firestop plug with a 4.64 in overall length and width, and a 2 hr fire rating. 3G Electric interprets customer demand and delivers this genuine industrial…

SKU 3G-OTH-552160

Also listed as: FP 400 · FP-400

Brand
STI
Item
FP400 Firestop Plug, 4.64 in, 2 hr Fire Rating, Red
Category
Firestop Plugs & Blocks
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

STI
Manufacturer Part Number
FP400
Color
Red
Overall Wd
4.64 in
Fire Rating
2 hr
Interlocking
No

Technical Documents

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

Product Description

The STI Firestop Plug (MPN FP400) is a red, non-interlocking firestop plug with a 4.64 in overall length and width, and a 2 hr fire rating. 3G Electric interprets customer demand and delivers this genuine industrial product across 14 departments—and far more—with specialist depth in combustion, pumps, and controls as an authorised distributor for brands including STI, Schneider, ABB, Siemens, SKF, Festo, Fluke, Interpump, and FBR.

Frequently Asked Questions

What is the STI Firestop Plug FP400 used for?

The STI Firestop Plug FP400 is used to seal openings in fire-rated walls and floors, maintaining a 2-hour fire rating. It is a red, non-interlocking plug with 4.64 in dimensions, commonly applied in commercial and industrial construction to prevent fire and smoke spread.

What are the specifications of the STI Firestop Plug FP400?

The STI Firestop Plug FP400 has a 2 hr fire rating, 4.64 in overall length and width, and is red in color. It is non-interlocking and manufactured by STI under MPN FP400. These specs ensure reliable passive fire protection in rated assemblies.

Where to buy the STI Firestop Plug FP400 worldwide?

3G Electric supplies the STI Firestop Plug FP400 worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source genuine STI products and deliver to your site. Contact us for pricing and lead time on this firestop plug.

How to install the STI Firestop Plug FP400?

Install the STI Firestop Plug FP400 by pressing it firmly into a clean, dry opening of matching size. Ensure the plug is fully seated and flush with the surface for a proper fire seal. Follow local fire codes and manufacturer guidelines for best results.

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STI Products

3G Electric supplies STI firestop plugs & blocks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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