Watts 0121479 Valve Freon The integrated manual override switch

The integrated manual override switch (Closed/Open/Auto) is an essential tool for field technicians

allowing for rapid field replacement without modification

The unit utilizes pressure actuated bellows for reliable mechanical movement

Simplified Wiring Integration: Designed for standard 5-8 wire fan coil configurations

Utilizing a dual-solenoid design

Watts 0121479 Valve Freon The integrated manual override switchFor high demand hydronic systems and hot water space heating boilers, the Watts 0121479 (model LF174A 3 4 125) provides critical overpressure protection. This lead free boiler pressure relief valve is engineered with a lead free copper silicon alloy body to ensure durability and compliance in various installations. Featuring a 3 4 inch NPT female inlet and outlet, it manages a broad 2,070,000 BTU hr capacity at a fixed 125 PSI relief setting. The non