Versatile Application: The SPDT switching action allows for control of heating

Always check the required MBTU/h for your specific burner to ensure proper sizing

this control is rated for 20 full load amps at both 120V and 240V AC

This control serves as the direct replacement for 239-45613-02

specifically the H-1259B

Belimo FSAF120A Actuator Refrigerant Versatile Application: The SPDT switchingThe Belimo FSAF120A Actuator is the engineered successor to the legacy FSAF120 model, specifically designed for high torque fire and smoke damper applications. This 120V spring return actuator delivers a robust 180 in lb of torque, providing a significant performance increase over the older 133 in lb versions. Built to withstand extreme conditions, it is rated for operation at 350F [177C] for 30 minutes, ensuring reliable fail safe positioning during