1. LHPE-10/2-L50V        deviation switch
2. NST1-12-30      Explosion-proof deviation switch
3. NKPK1-20-35         deviation switch
4. KBW-220P      explosion-proof two-level deviation switch
5. BKPT1-10-45         Explosion-proof deviation switch
6. XT-PK-20-35             two-level deviation switch
7. LHPEw-10/2-L50VKBW-220P    explosion-proof two-level deviation switch
8. NST1-12-30           two-level deviation switch
9. YHPK-I      belt deviation switch,
10. YHPK-II        belt deviation switch,
11. ELAP-20KBW-220p        deviation switch TAG：