this Sterling 11J38R03421002 replacement part serves as a direct drop-in for worn or carbon-fouled assemblies in Sterling gas-fired heaters

a pilot ignitor/sensor assembly (1751-729)

This step-down transformer efficiently converts a 120V primary input to a stabilized 24V secondary output

Key Benefits Precision Compatibility: Specifically engineered for Lochinvar Power-Fin and A

Lochinvar & A.O. Smith 100093697 Control Module 326058-758 this Sterling 11J38R03421002 replacement partThe Lochinvar & A. O. Smith 100093697 Control is a critical OEM ignition control module engineered for high efficiency gas water heaters and commercial boilers, specifically the Polaris water heater series. As an essential HVACR replacement part, this module manages the trial for ignition sequence and monitors the flame sensing current to ensure safe, repeatable burner operation. This specific ignition controller is designed to replace legacy part