Lochinvar & A.O. Smith 100109945 Thermostat 318820-201 4-pole heat sequencer engineered for

4-pole heat sequencer engineered for precise load management in Intertherm

ensuring the ice thickness remains consistent for specialized cooling applications

while the EEPROM memory ensures all programmed setpoints are retained during power loss

Contractor Preferred: Standard 1-1/4" NPT threads and ASME ratings facilitate straightforward inspection approval

The Johnson Controls VG7441ET is a professional-grade 1/2 inch NPT globe valve designed for high-precision control in HVACR systems

Lochinvar & A.O. Smith 100109945 Thermostat 318820-201 4-pole heat sequencer engineered forThe Lochinvar & A. O. Smith 100109945 Digital Thermostat is the direct OEM replacement part for the legacy 9004570205 model. Engineered for precise water heater temperature control, this electronic thermostat is built to maintain tight differentials and ensuring optimal thermal efficiency in commercial and residential Lochinvar boilers and A. O. Smith systems. As a veteran grade HVAC replacement part, it features high precision thermistors that