this HVAC switching relay offers the precise contact engagement required for high-cycle industrial control panels

it's built to last

Standard Connection: 1-1/4 inch NPT threaded connections facilitate easy integration with existing iron pipe schedules

suitable for most multi-story hydronic installations

preventing premature belt wear

Carrier 331709-751 TXV Valve 322056-301 this HVAC switching relay offersThe Carrier 331709 751 TXV Valve is a direct OEM replacement designed to manage refrigerant flow in 3 ton R 22 air conditioning systems. As a veteran technician knows, maintaining precise superheat at the evaporator is critical for protecting the compressor and maximizing system capacity. This thermostatic expansion valve utilizes a bi metal construction to respond accurately to thermal changes, ensuring the metering device provides the exact mass