Trane RLY2852 Relay 328140-751 This unit functions with a

This unit functions with a fan switch that "makes" on temperature rise and a high-limit switch that "breaks" on temperature rise

mounting dimensions

The Nordyne 903429 Control Board is a critical integrated unit designed specifically for M Series gas furnaces

Universal Compatibility: Serves as the official 0386421 replacement for discontinued T1156F and 0386500 models

This specific model is a non-protected transformer

Trane RLY2852 Relay 328140-751 This unit functions with aThe Trane RLY2852 Relay is a heavy duty 24v DPDT Relay engineered for precision switching in industrial and residential HVACR applications. As a genuine OEM Trane replacement part, this double pole double throw relay features a 24V coil designed to manage dual independent circuits simultaneously, making it an essential component for controlling compressors, fan motors, and sequencing valves. Built to withstand the rigors of high frequency cycling in