EX4/5/6/7/8系列电子膨胀阀:
EX4-I21 800615 EX4-M21 800616 EX5-U21 800618 EX6-I21 800620
EX6-M21 800621 EX7-I21 800624 EX7-M21 800625 EX8-M21 800629
EX8-U21 800630 EX8-I21 800630 EX4-U31 800617 EX5-U31 800619
EX6-I31 800622 EX6-M31 800623 EX7-U31 800626 EXV-M30 804664
EXV-M60 804665