Reliable™ A2151134S8 Product Description
Reliable™ Model F1-80 Pendent Fire Sprinkler Head
Sprinkler Identification Number (SIN): RA6212
This pendent sprinkler features a Brass (Bronze) finish and activates at 155°F (68°C).
The Reliable™ Model F1-80 is a Standard Response, Standard Coverage pendent sprinkler head designed for dependable fire protection in commercial and industrial spaces. With an 8.0 K-Factor, this sprinkler delivers a high water flow to control the spread of fire quickly and efficiently. It uses a heat-sensitive glass bulb, connects with 3/4 in. NPT male threads, and is built from a Brass frame and Brass deflector for strength and long-term reliability.
The 155°F activation temperature is suited for environments with moderate ambient heat, such as mechanical rooms, storage areas, or near heat-generating equipment. It operates in wet sprinkler systems and carries pressure ratings of 250 PSI (UL) and 175 PSI (FM).
Reliable™ RA6212 Pendent Fire Sprinkler Listings and Approvals
Manufactured by Reliable™, a top-tier global supplier of fire protection products, this RA6212 sprinkler holds the following certifications:
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UL Listed
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FM Approved
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cULus Listed
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LPCB
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VdS
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CE
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UKCA
It meets NFPA 13 standards for pendent installations in light- and ordinary-hazard occupancies.
Reliable™ RA6212 Installation & Accessories
This sprinkler installs using 3/4 in. NPT threading and supports a variety of accessories for different configurations:
Sprinkler Wrenches:
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Model W2 – For standard installations
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Model W4 – For recessed installations
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Model W14 – For use with a protective guard
Recessed Escutcheons (for 155°F and below):
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Model F1 – cULus
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Model F2 – cULus, FM
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Model FP – cULus
Guards & Shields:
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F-2 Guard – FM Approved
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F-6 Guard/Shield Kit – FM Approved
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F-7 Guard – cULus Listed
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F-8 Guard/Shield Kit – cULus Listed
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S-2 Shield – cULus, FM Listed
For full installation instructions, torque limits, and compliance details, refer to the Reliable™ RA6212 datasheet.
Available Sprinkler Options
This 155°F Brass variant is part of the Reliable™ RA6212 series. Other models include finishes like Chrome and White, with temperature ratings from 135°F up to 286°F.

