the Rheem-Ruud SP20166C Gas Valve is an essential OEM component designed for high-performance natural gas water heater systems

whereas the older F14200 designation often referred to individual components

Plenum-Rated Protection: The NEMA 3R enclosure meets NEC requirements for installation in environmental air spaces and provides superior dust resistance for the internal PENN switch mechanism

Essential Safety Hardware: Protects the heat exchanger and system plumbing from the effects of restricted airflow or failed primary thermostats

20" WC sensitivity

Belimo AFRX24-MFT-S Actuator 321894-706 the Rheem-Ruud SP20166C Gas ValveThe Belimo AFRX24 MFT S is a high torque spring return actuator engineered for precise modulation in demanding HVACR applications. Operating on 24VAC DC, this 180 in lb motor is powered by Multi Function Technology (MFT), allowing for field programmable control over a wide range of inputs including 4 20mA (via 500 Ohm resistor), PWM (1500 Ohm), floating point, and on off signals. Standardized with two integral SPDT auxiliary switches, it provides