UE开关 J400-555/J402-555 特氟龙材质焦炉煤气专用开关
J400-554/J402-554 UE 特氟龙材质焦炉煤气开关
美国UE J400-553/J402-553 Teflon膜片焦炉煤气开关
UE Teflon膜片压力开关J400-552 J402-552
J400-551 J402-551美国UE特氟龙膜片压力开关
美国UE J400-550/J402-550 特氟龙膜片压力开关
UE防爆压力开关 J120-550 美国UE开关
J400-164/J402-164 UE黄铜压力控制器0-13.8bar
J400-156/J402-156 UE黄铜压力开关0-6.9bar
J400-146/J402-146 UE黄铜压力开关0-2.1bar
J400-144/J402-144 UE黄铜压力开关0-1.4
J400-137/J402-137 UE黄铜压力开关0-19.9KPa
J400-134/J402-134 UE真空压力开关-1-1.4bar
J400-126/J402-126 UE真空压力开关-1-0bar
J402-S156B-M202美国UE波纹管压力开关
J402-S147B美国UE不锈钢波纹管压力开关
J402-16056 UE微压压力开关
J402-16156 UE代理 双点炉膛微压开关
J402-16156 双点炉膛微压开关UE代理
UE双触点不锈钢压力开关J402-S146B-M202