金属按钮开关
PBM-12复位无灯-Q1
PBM-12复位无灯-P
PBM-12复位无灯-O2
PBM-12复位无灯-O1
PBM-12复位带灯-J3
PBM-12复位带灯-J2
PBM-12复位带灯-J1
PBM-12复位带灯-I
PBM-8自锁带灯-B
PBM-8自锁带灯-A