Reliable™ RA5422 Quick Response (QR) Upright Sprinkler | 8.0K | White | 212°F | Part No. KFR80U2W
The Reliable™ Model KFR80 Upright fire sprinkler (SIN RA5422) is a quick-response, standard spray sprinkler that uses a fusible link operating element for fast, dependable activation. This configuration—Part No. KFR80U2W—features a nominal K-Factor of 8.0 (115 metric), an Intermediate temperature rating of 212°F (100°C) with a white link, and a durable White polyester finish that blends well with light ceilings and exposed piping.
Designed for installation in accordance with NFPA 13 and applicable FM Loss Prevention Data Sheets, the KFR80 upright sprinkler delivers consistent, uniform water distribution to help control or suppress fires in approved applications. It connects using 3/4" NPT threads (ISO 7-1 R3/4 optional) and is built with quality materials including a brass alloy frame/deflector and stainless-steel strut and lever components for long-term reliability.
Listings and approvals
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cULus Listed
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FM Approved
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VdS, CE, UKCA (as applicable by configuration and jurisdiction)
Key specifications
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Model / Series: Reliable KFR80 Series (Upright)
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Part number: KFR80U2W
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SIN: RA5422
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Style / Orientation: Upright
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Response / Spray: Quick Response / Standard Spray
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K-Factor: 8.0 (115 metric)
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Temperature rating: 212°F (100°C), White Link
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Thread connection: 3/4" NPT (ISO 7-1 R3/4 optional)
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Max working pressure: 250 psi (cULus) / 175 psi (FM)
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Finish (this SKU): White polyester
Finishes and temperature options
Available in Bronze, Brass, Chrome Plated, and White Polyester finishes (plus special application finishes) with temperature classifications including 165°F (74°C) and 212°F (100°C).
Accessories and care
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Recommended wrench: Use Model W2 for installation; use Model W14 when installing assemblies with a guard installed.
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Guards / shields (upright): F-1 Guard, F-2 Guard, F-3 Guard/Water Shield, and Factory Installed Shield options are available depending on listing/approval needs.
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Handling & maintenance: Keep sprinklers in original packaging until installation. Avoid impact or tampering with the operating element. Do not clean with liquids or chemicals—remove dust by gentle vacuuming without touching the sprinkler. Replace any sprinkler that is painted (non-factory) or appears damaged. Inspect and maintain sprinkler systems in accordance with NFPA 25 and AHJ requirements.
