ALCO NBE4ZAA EMERSON艾默生热泵热力膨胀阀，

美国艾默生EMERSON膨胀阀,艾默生HEFES系列热力膨胀阀,膨胀阀
HFE1/2FC,HFE1FC,HFE1-1/2FC,HFE2FC,HFE3-1/2FC, 美国艾默生EMERSON膨胀阀,艾默生HFES系列热力膨胀阀,膨胀阀,HFE1/2MC,HFE3/4MC,HFE1MC,HFE1-1/2MC,HFE1-3/4MC, 美国艾默生EMERSON膨胀阀,艾默生HEFES系列热力膨胀阀,膨胀阀HFE4MC,HFE6MC,HFE11MC,
HFE14MC,HFE1/4HC, 

艾默生EMERSON A/B系列膨胀阀,膨胀阀,艾默生膨胀阀BAE1HCA,BAE1-1/2HCA,BAE1-1/2HW100,BAE2-HCA,
BAE2-1/2HCA,BAE2-1/2HW100,BAE3HCA,BAE3HW100,BAE4HCA,BAE4HW100,BAE5HW100,BAE5HCA, 艾默生EMERSON A/B系列膨胀阀,膨胀阀,艾默生膨胀阀BNE3HCA,BNE4HCA,BNE5HCA,
BAEB1-1/2HCA,BAEB2HCA,BAEB3HCA,BAB4HCA,BAEB5HCA,BAEB6HCA,