Trane VAL19558 Reversing Valve R-407C Always verify the venting is

Always verify the venting is clear before replacing the switch

or the motor's thermal overload protector frequently tripping

What is the difference between the P499 and the legacy P399 series

this SPST (Single Pole Single Throw) snap-action switch ensures precise interruption of the 24V control circuit

For indoor installations without a vent line

Trane VAL19558 Reversing Valve R-407C Always verify the venting isThe Trane VAL19558 is a heavy duty 3 4" OD Reversing Valve designed for precise refrigerant flow management in heat pump systems. Built to withstand the rigorous pressure differentials found in industrial and residential HVACR applications, this VAL19558 reversing valve is a critical pilot operated component that facilitates seamless transitions between heating and cooling cycles. This unit is provided as a valve body less coil, offering technicians