Reliable™ KFR80 Quick Response Upright (RA5422) Fire Sprinkler Head
The Reliable™ KFR80 Upright Fire Sprinkler, SIN RA5422, is built with a fusible link heat element rated for 212F (100C), a high-capacity 8.0K flow rating, and a 3/4 in. NPT connection. It features a brass frame and brass deflector, and comes finished in chrome. The manufacturer part number is KFR80U2C.
This upright sprinkler is designed to discharge water upward and outward when activated by heat, making it well-suited for use in areas with exposed piping. Its chrome finish offers a clean, professional appearance for use in open-ceiling or industrial environments.
This model is UL Listed, FM Approved, and cULus Listed, and also holds international certifications including VdS, CE, and UKCA. It supports a maximum working pressure of 250 PSI (UL) and 175 PSI (FM), ensuring strong and reliable operation in a range of fire protection systems.

