HVAC Professional Grade: Designed for rigorous daily operation and compatible with original bracketry and cell panels

The RLY03210 start relay is designed with specific 239V pick-up and 135V drop-out voltage ratings to prevent motor burnout and winding overheating during low-voltage conditions

as internal wiring configurations vary by cabinet size and BTU rating

but these sensors must be ordered separately if a replacement is needed

verify your terminal layout (L1

Hydrolevel 45-343 Valve Assembly 323269-701 HVAC Professional Grade: Designed forThe Hydrolevel 45 343 Valve Assembly is a critical replacement component for VXT 24 steam boiler water feeders. This 24Vac electronic water feed valve is engineered to interface directly with the VXT 24 solid state water control, providing precise, automatic makeup water delivery to prevent hazardous low water conditions. Designed specifically for the demands of steam boiler systems, this high performance solenoid and valve assembly replaces defective