Watts 0556006 Valve 321042-401 Universal parts often fail to

Universal parts often fail to match the precise BTU throughput required for commercial heaters

providing the complete sensing and control assembly required for installation

Featuring a rugged brass body and high-flow 1

this motor provides the necessary torque to drive blower wheels efficiently under consistent load

Key Benefits Precision Engineering: Specifically calibrated for Lochinvar Knight XL 800

Watts 0556006 Valve 321042-401 Universal parts often fail toFor high capacity commercial water heating systems, the Watts 0556006 Temperature and Pressure Relief Valve (Series 40XL) is the industry standard for fail safe protection. Designed for 1 inch NPT connections, this ASME rated T&P valve features a 1,481,000 BTU hr discharge capacity and is factory set for 100 psi relief pressure. The 4 inch extension thermostat is engineered with a specialized thermo bonded coating that effectively retards mineral