Daikin-McQuay 330122001 Control 322838-752 The J995MDA-2 is the correct

The J995MDA-2 is the correct current replacement for the 2H designation

verify the BTU rating matches the maximum heat output of your boiler to prevent catastrophic vessel failure

automatic float-actuated operation

If the motor hub spins freely and windings show proper resistance but the motor fails to start with 24V signals present

Direct Fit Bore: The 1/2-inch bore size matches standard OEM motor shafts for a rapid swap-out during emergency HVAC repairs

Daikin-McQuay 330122001 Control 322838-752 The J995MDA-2 is the correctThe Daikin McQuay 330122001 Control is a specialized SPST NC oil pressure control switch designed for critical monitoring in industrial refrigeration and commercial HVAC systems. This normally closed (NC) safety device is engineered to protect compressors from mechanical failure by detecting drops in net oil pressure. If the differential pressure falls below the calibrated Close 55# set point, the internal single pole single throw (SPST) contacts