This model is technically identical to the SEC99AA-60C

Key Benefits Broad Compatibility: Engineered for use in Ultra Gas Series 3

a reading significantly different from 15K ohms indicates the resistor is faulty and requires replacement

System Protection: Integrated 3-amp replacable fuse guards the 24V furnace control circuit and transformer from electrical faults

Integrated Ignition-Sensing: Combines the pilot burner and flame sensor to streamline the ignition sequence and improve response times

Lochinvar & A.O. Smith 100208490 Relay 319848-301 This model is technically identicalThe Lochinvar & A. O. Smith 100208490 Relay is a heavy duty, 10AMP DPDT relay designed for high reliability switching in commercial and residential HVACR systems. Engineering to handle demanding electrical loads, this double pole double throw relay provides precise control over dual circuits, making it a critical component for sequencing blowers, burners, or pumps. This genuine OEM replacement part is identical to industry part numbers RLY2051 and