Resideo T104A1040 Sensor R-407A ensuring a 20A rating is

ensuring a 20A rating is vital for handling inductive loads without contact welding

providing ample headroom for contactors

Its durable diaphragm construction is engineered to withstand the rigorous cycling of residential furnaces

this 4-inch sensor is designed for direct mounting into air ducts or

Resideo T104A1040 Sensor R-407A ensuring a 20A rating isThe Resideo T104A1040 is a heavy duty, direct mount thermostatic radiator valve actuator engineered for precise hydronic temperature control. This high performance non electric thermostatic operator features an integrated internal temperature sensor, eliminating the need for complex capillary tubes or external bulbs. Designed for veteran contractors, it facilitates rapid radiator valve control on various hydronic heating systems including steam and