Carrier HH18HV125 Limit Switch 322056-301 This heavy-duty refrigerant backflow preventer

This heavy-duty refrigerant backflow preventer features a robust brass body specifically rated for centrifugal liquid chillers and residential cooling units

this 1/2 HP motor is engineered to operate on either 120V or 240V power supplies

Replacing a failing relay with this high-rating 30-amp component restores reliable circuit closure

Why is the 31-degree pitch important for this blade

and R744 (CO2)

Carrier HH18HV125 Limit Switch 322056-301 This heavy-duty refrigerant backflow preventerWhen you are troubleshooting a furnace that is tripping on high limit, you need a reliable, exact match replacement like the Carrier HH18HV125 Limit Switch. This genuine OEM furnace limit switch is a 95 125F auto limit switch designed as a primary safety control for your HVAC system. It features a Single Pole Double Throw (SPDT) configuration and is rated for 5 FLA at 240 VAC. The switch is engineered to open the circuit on temperature rise at 125F