Sensus 121-8-HP-1 1/2 Regulator R-22 designed to be backwards compatible

designed to be backwards compatible with the original 621898 and various AZ2280 equivalents

and Coleman air handlers and condensing units

This 125 psi relief valve is the factory-authorized replacement for legacy models 0163720

is designed to monitor and regulate internal pressures to prevent catastrophic component failure

0635 inches

Sensus 121-8-HP-1 1/2 Regulator R-22 designed to be backwards compatibleThe Sensus 121 8 HP 1 1 2 is a robust high pressure gas regulator engineered for demanding commercial and industrial applications, including boilers, large scale burners, and furnaces. Featuring a 1. 5 inch NPT cast iron body, this 121 series regulator provides exceptional flow capacity and fast response times, ensuring stable downstream pressure even during rapid load changes. This specific HP configuration is equipped with a cadmium spring,