2-watt power rating is optimized to provide the necessary magnetic flux to actuate plungers effectively against rated pressures

Optimized Equalization: Features an external equalization port (1/4-inch flare) to compensate for pressure drops across the evaporator and distributor

one-handed actuator attachment

Application Versatility: High temperature and glycol tolerance make it suitable for a wide range of heating and cooling coil configurations

this specific -303 configuration includes an integrated SPDT switch for end-of-travel signaling or activating secondary devices like fans or pumps

Carrier 338085-408 Limit Switch 322057-301 2-watt power rating is optimizedAs a field technician, you know that a tripped main limit switch is often the only thing standing between a standard service call and a heat exchanger failure. The Carrier 338085 408 is a factory authorized L210 20F limit switch, engineered specifically for high limit thermal protection in Carrier, Bryant, and Payne furnaces. This OEM HVAC replacement part features a normally closed circuit that opens precisely at 210F to interrupt the gas valve