the 100208639 is the current manufacturer-recommended replacement for the older WRE2416 and WRE2416K sensors

and air/vapors

common in both single and multi-stage Amana systems

Does this include the capacitor clamp

Lochinvar & A.O. Smith 100208478 Board 320735-701 the 100208639 is the currentThe Lochinvar & A. O. Smith 100208478 Board is a critical OEM replacement control board engineered for high performance commercial and residential hydronic systems. As a veteran grade HVACR ignition control, this integrated furnace control (IFC) manages essential sequence operations including hot surface ignition (HSI), flame rectification, and blower timing. Designed for seamless integration with Lochinvar Knight and A. O. Smith water heater models,