Fenwal 35-725200-005 Control Freon While this specific model is

While this specific model is noted for no neg# fitting (typically referring to the secondary port configuration on certain variations)

Direct-fit terminal layout enables rapid integration into existing control enclosures

This is a standard step-down transformer

This time delay relay (TDR) board is the primary furnace fan control board responsible for managing the startup and shutdown timing of the blower motor

By replacing the entire pilot assembly

Fenwal 35-725200-005 Control Freon While this specific model isThe Fenwal 35 725200 005 is a robust 120V Direct Spark Ignition (DSI) control module engineered for high reliability startups in gas fired heating equipment. This micro processor based control is a critical OEM replacement ignition module for residential and commercial furnaces, boilers, and water heaters. Operating on a single try ignition sequence with a 10 second Trial for Ignition (TFI), it ensures precise flame detection and lockout control. The