艾默生 ALCO膨胀阀 双向阀 TX6-Z12 ALCO，

EC3-X33  PCN:807783

EXV-M60  PCN:804665

EC3-D72  PCN:807805

K03-331  PCN:807648

 艾默生EMERSON A/B系列膨胀阀AACEB1-1/2ZW195,AACEB2ZW195,AACEB3ZW195,AACEB4ZW195,
AACEB5ZW195, 艾默生EMERSON A/B系列膨胀阀AACE1-1/2HCA,AACE2HCA,AACE3HCA,
AACE4HCA,AACE5HAA,AACE5HCA,AACB1-1/2HCA, 艾默生EMERSON A/B系列膨胀阀
AACB2HCA,AACEEB3HCA,AACB4HCA,