Trane VAL8702 TXV 318518-761 For technicians conducting a system

For technicians conducting a system teardown or routine maintenance

The Carrier HH680300 is an essential OEM L140-15F 3-wire limit switch designed for precision thermal monitoring in residential and commercial furnaces

specifically engineered for high-limit protection in Carrier

5 feet of thermal insulation

this modulating gas valve reduces cycling and helps prevent premature fatigue on the heat exchanger

Trane VAL8702 TXV 318518-761 For technicians conducting a systemThe Trane VAL8702 TXV is a precision engineered 4 ton thermal expansion valve designed specifically for R 410A refrigerant systems. This externally equalized valve features 3 8" ODF inlet and 1 2" ODF outlet connections, ensuring a secure, leak resistant braze fit during field installation. As a critical metering device, the VAL8702 maintains the precise superheat required to optimize evaporator coil efficiency and prevent liquid slugging, which