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燃气压力开关:      GW3A4 GW10 A4 GW50 A4 GW150 A4 GW500 A4

                   GW3A5 GW10 A5 GW50 A5 GW150 A5 GW500 A5
 
                   GW3A6 GW10 A6 GW50 A6 GW150 A6 GW500 A6

                   GGW3A4/2 GGW10 A4/2 GGW50 A4/2 GGW150 A4/2

                   GGW3A4U/2 GGW10 A4U/2 GGW50 A4U/2 GGW150 A4U/2

                   GGW3A4 GGW10 A4 GGW50 A4 GGW150 A4

                   GGW3A4U GGW10 A4U GGW50 A4U GGW150 A4U

                   NB150A2 NB500A2

                   NB150A4 NB500A4

                  UB150A2 UB500A2

                  UB150A2 UB500A2

空气压力开关：LGW1.5C2 LGW3C2 LGW5C2 LGW6 C2 LGW10C2 LGW30C2

              LGW1.5C3 LGW3C3 LGW10C3

              LGW1.5A1 LGW3A1 LGW10A1 LGW50A1

              LGW3A2 LGW10A2 LGW50A2

              LGW3A2P LGW10A2P LGW50A2P

              LGW3A4 LGW10A4 LGW50A4

              LGW3A4/2 LGW10A4/2 LGW50A4/2

              FW100/2 IP44 5 6 30 150

              FW100/2 IP54 5 6 30 150IP44

              KS（300,300/1,500,600,1000）C2

              KS（150,3001）C2

压力开关; GW3A6 3A6 GW3A6 10A6

          GW10A6 10A6 GW10A6 50A6 GW10A6 150A6

          GW50A6 50A6 GW50A6 150A6

          GW150A6 150A6

          GW500A6 500A6