Trane CNT3457 Module Els PW 17895 and the specific wiring connectors

and the specific wiring connectors required for the WM97+ and Ultra boiler control boards

ensuring the thermostatic expansion valve (TXV) functionality maintains the compressor within a safe operating envelope

Common Questions What units are compatible with the 100166234 switch

ensuring system stability in low-temperature and medium-temperature applications

this is a direct-drive motor equipped with sleeve bearings intended for fan-on-shaft configurations only

Trane CNT3457 Module Els PW 17895 and the specific wiring connectorsThe Trane CNT3457 Integrated DSI Module is an OEM direct spark ignition control board designed for high reliability flame management in gas fired residential furnaces. This critical component serves as the localized ignition control module, orchestrating 24V signal processing, gas valve actuation, and flame rectification sensing to ensure safe burner operation. For technicians servicing Trane or American Standard equipment, the CNT3457 often replaces