MDI Mercury Displacement 230NO-220AU Contactor R-407C "hunting" or fluctuating inducer speeds

"hunting" or fluctuating inducer speeds

Always cross-reference your heater’s wiring diagram to ensure this HVAC control module matches the intended ignition type (spark vs

Thermal Protection: Internal automatic reset thermal overload protection prevents winding failure during restricted airflow conditions

By utilizing authentic Aprilaire humidifier parts

this unit is designed for 3A

MDI Mercury Displacement 230NO-220AU Contactor R-407C "hunting" or fluctuating inducer speedsFor industrial HVACR loads and heavy duty motor control, the MDI 230NO 220AU Contactor remains a field proven solution where reliability is non negotiable. This 2 pole mercury displacement contactor is engineered for high cycle applications, featuring normally open (NO) contacts rated for 30 Amps at 208 240VAC. Unlike standard definite purpose contactors, the liquid mercury contact interface ensures a low 0. 003 ohms contact resistance and helps