Trane CNT3776 Ignition Module Els PW 17895 Does this switch handle high-voltage

Does this switch handle high-voltage loads

35" WC set-point

the relay logic or microprocessor on the board likely requires replacement

reliable operation in commercial environments

This is a normally open fan switch

Trane CNT3776 Ignition Module Els PW 17895 Does this switch handle high-voltageThe Trane CNT3776 is a professional grade 24V 3TFI ignition module engineered for precise combustion control in residential and light commercial heating systems. Utilizing a "Three Try For Ignition" (3TFI) sequence, this OEM replacement control board ensures reliable burner startup and consistent performance even in demanding environments. It is designed to manage timing for the pilot gas valve, main valve, and igniter while monitoring flame