this genuine OEM replacement board (Part Number: 170469

it is the official manufacturer-designated successor and fits the same mounting profile

Engineered for seamless HVAC automation

Built with a durable round aluminum casing and high-grade metallized film dielectric

Is the P100AA-3 compatible with R-410A refrigerants

Trane VAL19558 Reversing Valve 340155-7024 this genuine OEM replacement boardThe 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