德国DUNGS冬斯燃气压力开关: LGW3A1,LGW10A1,LGW50A1,LGW1.5A1 GW3A5、GW10A5、GW50A5、GW150A5,GW500A5, GW3A6、GW50A6、GW150A6,GW500A6, GW10A2,GW50A2,GW150A2,GW500A2, GW3A4,GW10A4,GW50A4,GW150A4,GW500A4, 德国DUNGS冬斯空气压力开关: LGW3A2、LGW10A2、LGW50A2,LGW150A2, LGW3A2P、LGW10A2P、LGW50A2P、LGW150A2P, LGW3A4,LGW10A4,LGW50A4,LGW150A4,LGW500A4,