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It is designed for plug-in applications using Molex connectors
When troubleshooting OEM heater motor replacements
Durable Construction: Built with a corrosion-resistant frame and high-quality bearings for long-term operational stability
R-410A Compatibility: Rated for high-pressure synthetic oil systems
This unit is fully compatible with both probe-type and float-type LWCOs
Lochinvar & A.O. Smith 100074640 Ignitor 340793-762 It is designed for plug-inThe Lochinvar & A. O. Smith 100074640 Ignitor is a critical genuine OEM ignition component engineered for high efficiency condensing water heaters and commercial boiler systems. Built to survive the rigorous thermal cycling of modern hydronic equipment, this black box ignitor assembly provides the high voltage spark necessary for consistent burner ignition and reliable system startup. As a standard replacement for Lochinvar Knight boilers and A. O.