Supco SXT106 Transformer 320735-701 Fail-Safe Feeding: The mechanical side

Fail-Safe Feeding: The mechanical side of the McDonnell & Miller 133800 operates without power

it is the standard replacement for Intertherm and Miller furnace burner assemblies requiring a #36 orifice

verify the 125 SWP limits against your system requirements

Designed with a 13°F fixed differential

The Robertshaw 5500-287 Infinite Switch is a high-performance 240V surface unit control engineered for precision temperature management in residential and commercial heating equipment

Supco SXT106 Transformer 320735-701 Fail-Safe Feeding: The mechanical sideThe Supco SXT106 is a versatile 40VA control transformer engineered for the rigorous demands of commercial and residential HVACR service. This multi mount transformer provides a stable 24VAC secondary output from multiple primary voltage taps, including 120V, 208V, and 240V, making it an essential truck stock item for service technicians. Designed as a direct replacement for AT140A1018, it features a Class 2 rating for safe integration into furnace