Watts 0556033 Valve 321894-706 300 BTU of supplemental or

300 BTU of supplemental or emergency heat

this adjustable pressure switch operates within a setpoint range of 0

or continuity failure when tested with a multimeter during routine servicing

and HCFC refrigerants

Watts 0556033 Valve 321894-706 300 BTU of supplemental orThe Watts 0556033, also identified as the LF3L 125, is a 3 4 inch lead free pressure relief valve engineered for protection against excessive pressure in water storage tanks and commercial water heaters. This ASME Section IV rated valve features a fixed pressure relief setting of 125 PSI, ensuring system integrity and preventing catastrophic tank failure. Built with a lead free copper silicon alloy body, it meets all stringent NSF ANSI 372 and Safe