压力开关:
GW500A4,GW3A5,GW10A5,GW50A5,GW150A5,GW500A5,
GW3A6,GW10A6,GW50A6,GW150A6,GW500A6,
LGW3A2,LGW10A2,LGW50A2,LGW150A2,
LGW3A2P,LGW10A2P,LGW50A2P,LGW150A2P,
LGW3A4,LGW10A4,LGW50A4,LGW150A4,
AA-A24-2,AA-A2-4A5,
GAO-A2-4-5,GAO-A2-4-6,GAO-A4-4-8
NB50A2,NB50A4,NB150A4,NB500A4,
UB50A4,UB150A4,UB500A4,