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In standard plumbing
the switch closes a low-voltage circuit to the control board
Technicians should always ensure a proper drip loop is formed during installation to prevent water from tracking into the 16-pin connector
These models are technically identical in performance
Carrier EA03XC388 Expansion Valve 320735-701 In standard plumbingThe Carrier EA03XC388 Expansion Valve is a high precision electric expansion valve (EXV) designed to optimize refrigerant metering in commercial and industrial HVACR systems. Built for stepper motor control, this replacement valve provides superior modulation compared to traditional mechanical TXVs, ensuring precise superheat control and improved compressor protection. It is engineered to operate with R 410A, R 404A, and R 507 refrigerants, making it
US$ 134.50
US$ 55.90
US$ 13.00
US$ 27.50
US$ 30.00
US$ 287.50
US$ 41.90
US$ 197.50
US$ 287.50
