Pay in 4 interest-free payments of $59.38 Learn more
Ships within 48 hours · Estimated delivery Aug 22 - Aug 27
This genuine OEM part ensures the manifold pressure remains consistent across varying load changes
maintaining the 7 to 9 PSID differential is vital
This 1/2" NPT gas control valve (thermostat) operates with a 4" WC (Water Column) manifold setting
Industrial Build: Rated for high-cycle reliability to eliminate call-backs related to terminal arching or coil failure
ensuring excellent chemical resistance and seat tight shut-off
Watts 0121421 Valve Refrigerant This genuine OEM part ensuresThe Watts 0121421, also identified as the LF40XL 8 150, is an automatic temperature and pressure relief valve engineered for high capacity protection of commercial water heaters and storage tanks. This 3 4 inch NPT threaded valve features a reinforced bronze body and an extended thermostat element for accurate thermal sensing. With a dedicated pressure relief setting of 150 PSI and a temperature relief threshold of 210F, it delivers a massive steam
