
海立R134a制冷剂BTH420DC3C9EU设备空调压缩机

Emerson艾默生ZZC3-1/2低温热力膨胀阀R404A/R507

Emerson艾默生ZZC3/4低温热力膨胀阀R22

Emerson艾默生ZZC1-1/2低温热力膨胀阀R22

Emerson艾默生ZZC2-1/2低温热力膨胀阀R22

Emerson艾默生ZZC4低温热力膨胀阀R22

Emerson艾默生ZZC6低温热力膨胀阀R22

Emerson艾默生ZZC8低温热力膨胀阀R22

Emerson艾默生ZZJR10低温热力膨胀阀R22

Emerson艾默生ZZER12低温热力膨胀阀R22

Emerson艾默生ZZER13低温热力膨胀阀R22

Emerson艾默生ZZER18低温热力膨胀阀R22