Reliable™ KFR56 Quick Response Pendent (RA3614) Fire Sprinkler Head – White Polyester, 165°F
The Reliable™ KFR56 Pendent Fire Sprinkler, SIN RA3614, features a fusible link heat element with a temperature rating of 165°F (74°C), a 5.6K flow rating, and a 1/2 in. NPT connection. It is constructed with a brass frame and brass deflector, finished in white polyester for corrosion resistance and a clean appearance compatible with a wide range of ceiling styles and escutcheons.
This quick response pendent sprinkler is designed to activate when ambient temperatures reach 165°F, with the fusible link opening to allow rapid water discharge for fire suppression. The white polyester finish provides durability while blending seamlessly with decorative and functional ceiling applications.
This model is UL Listed, FM Approved, and cULus Listed, and also carries VdS, CE, and UKCA certifications. It supports a maximum working pressure of 250 PSI (UL) and 175 PSI (FM).

