Emerson艾默生ZZC13低温热力膨胀阀R23
Emerson艾默生ZZJR16低温热力膨胀阀R23
Emerson艾默生ZZER20低温热力膨胀阀R23
Emerson艾默生ZZER21低温热力膨胀阀R23
Emerson艾默生ZZER29低温热力膨胀阀R23
Emerson艾默生ZZER34低温热力膨胀阀R23
Emerson艾默生ZZIR48低温热力膨胀阀R23
Emerson艾默生ZZC3/4低温热力膨胀阀R404A/R507
Emerson艾默生ZZC1-1/2低温热力膨胀阀R404A/R507
Emerson艾默生ZZC2-1/2低温热力膨胀阀R404A/R507
Emerson艾默生9761-4法兰TCLE膨胀阀027268
Emerson艾默生X-6346-16法兰TCLE膨胀阀