金属按钮开关
PBM-12自锁无灯-L1
PBM-12自锁无灯-K
PBM-12自锁带灯-H
PBM-12自锁带灯-G
PBM-12自锁带灯-F
PBM-12自锁带灯-E2
PBM-12自锁带灯-E1
PBM-12复位无灯-R2
PBM-12复位无灯-R1
PBM-12复位无灯-Q4
PBM-12复位无灯-Q3
PBM-12复位无灯-Q2