it is also the standard replacement part for many Intertherm and Miller mobile home furnaces requiring an LP pilot setup

Key Benefits Dual Voltage Compatibility: Rated for both 370 VAC and 440 VAC applications

NPT Compatibility: Features a standard 1/8" NPT thread for universal integration into most Maxitrol regulators and gas control manifolds

and POE oils used in Copeland compressors

Rheem-Ruud 47-21663-01 Limit Switch it is also the standardThe Rheem Ruud 47 21663 01 Limit Switch is a high precision, OEM replacement furnace limit switch designed for critical thermal protection in HVAC systems. This SPST normally closed switch is engineered to monitor heat exchanger temperatures effectively, featuring a fixed open temperature of 140 degrees F and a fixed close temperature of 130 degrees F. As a general purpose limit switch, it utilizes an auto reset mechanism, ensuring the system resumes