Lochinvar & A.O. Smith 100108796 Heating Element 322838 754 the motor typically utilizes a the motor typically utilizes a rolled steel frame and an aluminum flange to resist corrosion in harsh conditions and critical replacement springs to ensure leak free operation in fluid control systems Relying on high wattage residential elements like the 100108796 prevents early failure caused by aftermarket scaling and ensures the internal thermostat reads temperature accurately for consistent system performance It is recommended to match the water heater wattage rating found on the unit's nameplate to ensure system design parameters are maintained