Lochinvar & A.O. Smith 100111304 Lower Thermostat 320788-704 Built with a 1/2" NPT

Built with a 1/2" NPT connection and a durable brass body

this 4-blade fan is calibrated to maintain optimal airflow across the condenser coils

As a furnace air pressure switch

this unit features a 0 to 5 VDC output and a 10

Ensure the valve body flange is clean and free of debris

Lochinvar & A.O. Smith 100111304 Lower Thermostat 320788-704 Built with a 1/2" NPTOptimizing electric water heater performance requires precise temperature differential management at the lower heating zone. The Lochinvar & A. O. Smith 100111304 lower thermostat (Model WH9C) is a high specification OEM replacement engineered for residential and commercial systems. This single pole regulator features an integrated Energy Cut Off (ECO) manual reset limit, serving as a critical fail safe against runaway thermal conditions. When high