... years experience 4.OEM 5.Warranty: 18 months COB push button switchQuality hoist push button switch (lifting push button switch) COB61,COB62,COB63,COB62A,COB61ASpring return type,self ... ,22mm,25/30mm push button switch and indicators.COB push button switch COB61,COB62,COB63,COB62A,COB61ALAY-5 Control stationBS216,BS230,BS211,BSH222,BT3,BT2 pushbutton control switch COB63 push button switch