This board is specifically designed for FSA2X and FSA4X fan coils

000 BTU/hr input rating on liquid propane fuel

reducing downtime caused by current sensor inaccuracies

The unit features a manual override button on the housing

Common Questions: Can I use a 1075 RPM motor to replace this 825 RPM model

Lennox 42W30 TXV Refrigerant This board is specifically designedEnsure precise refrigerant metering with the Lennox 42W30 TXV, a high performance 4 ton thermostatic expansion valve designed specifically for R410A systems. This OEM replacement (part number 100679 16) features 3 8" x 1 2" ODF brazed connections, providing a robust, leak resistant interface for standard liquid and suction lines. Engineered for high efficiency cooling, the 42W30 maintains the ideal superheat across the evaporator coil, preventing