ClimateMaster 33B0006N21 Expansion Valve R-410A This model serves as the

This model serves as the direct technical successor to the legacy S211AF02N5FG9

it is designed with advanced ECM (Electronically Commutated Motor) technology to provide variable speed operation

and prevents premature compressor failure

Precise Fitment: Engineered specifically for compatibility with Auburn ignition electrodes and flame sensors

these bimetal surface-mounted controls ensure precise thermal response and proper cycling between heating elements to prevent cold water sandwiching

ClimateMaster 33B0006N21 Expansion Valve R-410A This model serves as theFor veteran technicians servicing water source heat pumps, the ClimateMaster 33B0006N21 Expansion Valve is the critical OEM component required for precise refrigerant metering. This P1E 0. 5 thermostatic expansion valve (TXV) is engineered specifically for ClimateMaster geothermal units, facilitating the exact pressure drop needed to optimize evaporator heat transfer. Unlike generic aftermarket valves, this genuine ClimateMaster replacement part