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These units are factory-calibrated
High-voltage 460V operation tailored for commercial-grade HVAC systems
Durable Construction: Heavy-duty brass body prevents stripping and resists corrosion in harsh environments
Use this only with standard non-corrosive refrigerants to avoid rapid material degradation and system failure
Lochinvar & A.O. Smith 100327345 Impeller 340793-762 These units are factory-calibratedThe Lochinvar & A. O. Smith 100327345 Impeller is a precision engineered OEM water heater replacement part designed to maintain critical flow rates in high efficiency hydronic and domestic hot water systems. As the direct Lochinvar 100327345 impeller supersession for the retired 100133575 part number, this component ensures the pump assembly meets exact head pressure and GPM requirements. For contractors servicing Lochinvar boiler replacement units or