The 193810 features a 1/4" barbed connection and a normally open contact configuration that closes upon sensing the correct static pressure

Versatile Mounting: Designed for multi-positional mounting within the low-voltage control section

technicians can effectively restore the original sealing properties and flow characteristics of the V48 series

Reference the model number on your furnace data plate

OEM replacement part specifically engineered for HVAC systems operating in elevated environments

Watts 0121430 Valve 326058-758 The 193810 features a 1/4"The Watts 0121430, also identified as the LFLLL40XL 150, is a high capacity automatic reseating temperature and pressure relief valve designed specifically for commercial and large residential hot water supply tanks. Featuring a 3 4 inch NPT male inlet and female outlet, this lead free T&P valve is engineered for systems requiring a high ASME steam relief rating of up to 1,437,000 BTU hr at 150 psi. The extended shank design, measuring 3 21 32 inches,