Bard 8603-033 Solenoid R-410A always verify the MOPD and

always verify the MOPD and maximum working pressure (500 psig) against your specific R410A system requirements

While the XB-1019FW551B is specifically charged for R12 refrigerant

By replacing the internal trim and elastomers

with a maximum operating range safety margin up to 30 PSI

Bard 8603-033 Solenoid R-410A always verify the MOPD andThe Bard 8603 033 Solenoid with End Switch is a critical direct replacement flow control component engineered specifically for Bard geothermal heat pump systems and water to air units. Designed for high reliability hydronic management, this 24V solenoid valve features an integrated end switch that provides essential feedback to the system controller, ensuring the compressor only engages once the valve has reached its full open position. This prevents