Resideo D146M1040 Pressure Regulator 319825-402 this Mueller B32808 is built

this Mueller B32808 is built to withstand the rigorous duty cycles of industrial air handlers and heat pumps

it features a familiar interface for technicians moving from A419 legacy models

or failing to stay lit after the thermocouple has been verified

The unit features standard spade terminals for quick connection

Resideo D146M1040 Pressure Regulator 319825-402 this Mueller B32808 is builtFor veteran hydronic contractors managing variable load systems, the Resideo D146M1040 Pressure Regulator is a critical component for eliminating excessive pump head pressure. This 1 1 4" differential pressure regulator is specifically engineered to stabilize the pressure differential between supply and return lines, effectively preventing velocity noise and pump cavitation when zone valves or radiator valves close during low demand cycles. Built with