Trane RLY1357 Relay 318518-761 While it can act as

While it can act as an interface for a PID controller

this assembly provides the critical ignition source required for main burner transition

As a direct replacement for the WTD600-3/4

The braided PTFE with Aramid packing is designed for low maintenance

Is the 1193106 interchangeable with the 1170927

Trane RLY1357 Relay 318518-761 While it can act asThe Trane RLY1357 is a precision engineered 24V DPDT pilot duty relay designed for reliable switching in commercial and residential HVACR control circuits. Rated for 3 amps, this double pole double throw relay provides the necessary isolation and sequence control for complex wiring configurations. As a genuine Trane OEM replacement part, the RLY1357 ensures seamless logic integration with existing Trane air handlers and rooftop units, maintaining