Lochinvar & A.O. Smith 100167772 Control Module 320074-702 Integrated Thermostat: Combines temperature sensing

Integrated Thermostat: Combines temperature sensing and gas regulation in a single

making it compatible with both low-pressure residential and high-pressure industrial steam applications

reducing high line pressure down to usable levels for gas appliances

The York 023-21927-000 is an OEM HVAC radiator cap engineered for heavy-duty industrial cooling applications

this component is designed to break the furnace circuit if the heat exchanger temperature reaches a 220-degree threshold

Lochinvar & A.O. Smith 100167772 Control Module 320074-702 Integrated Thermostat: Combines temperature sensingThe Lochinvar & A. O. Smith 100167772 Control Module is a critical OEM replacement part engineered for high efficiency commercial water heaters and hydronic boiler systems. As a primary digital controller, this module manages the ignition sequence, gas valve modulation, and flame supervision to ensure peak thermal efficiency and operational safety. Designed to interface with the SMART TOUCH and CONXUS platforms, the 100167772 provides consistent