Model No.:QRFWH-A
Product Origin:China
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Description:Our QRFWH expansion valve does not only follows the American, Japanese and international car standards, but also has two kinds of inner encapsulation structures: One is of international O-ring encapsulation structure, while the other one is of Teflon encapsulation structure, originally invented by our company, with the patent no. of ZL01260199.3 and ZL 01226951.4. Features: 1) High sensibility of regulation 2) Stable regulation 3) Small internal leakage 4) Reliable temperature sensing, without deviation 5) Without block or jump 6) Long usage life 7) Customers can choose from the above mentioned two structures