The Trane CNT09419 Control Board is a critical integrated furnace control designed for high-performance HVAC ignition system repair

Prioritize this commercial HVAC part to restore factory-spec cooling performance and maintain the operational integrity of the unit without the risks associated with universal substitutes

Dual integrated auxiliary switches reduce installation time for applications requiring position feedback

The Carrier HK06MC070 serves as the direct HK06WC070 replacement

Carrier HN52KC052 Contactor 320788-703 The Trane CNT09419 Control BoardThe Carrier HN52KC052 Contactor is a specific OEM replacement engineered for high demand fan coil units and residential condensing systems. This 2 pole HVAC contactor features a 120V coil and is rated for a 30 amp inductive load, providing the inductive switching capacity required for compressor and fan motor circuits. As a genuine Carrier factory authorized part, the HN52KC052 ensures direct mechanical fitment and electrical compatibility,