Watts 0274426 Valve 321142-301 effectively preventing catastrophic system failure

effectively preventing catastrophic system failure due to thermal runaway

and electronic control boards without saturation

Key Benefits for Technicians: Factory-Calibrated Precision: Operates at a fixed 75°F Open / 55°F Close range to eliminate the need for field adjustments

Installation is optimized for field efficiency through the included 25 foot modular cord (PIW25)

the S8201-062 addresses common failures such as stuck relay contacts or intermittent signal loss in HVAC control circuits

Watts 0274426 Valve 321142-301 effectively preventing catastrophic system failureThe Watts 0274426 (Series 174A) is a heavy duty 3 4" bronze boiler pressure relief valve engineered specifically for high capacity protection in hot water heating systems and domestic supply boilers. Rated for a 33 PSI set pressure with a massive steam discharge capacity of 695,000 BTU hr, this valve is a critical safety component designed to prevent catastrophic over pressurization. It features a rugged bronze body and a stainless steel spring for