16mm Key Lock Rotary Push Button Switch in Pakistan BR1401 Description: Key lock rotary push button is a switch that can be activated only by the use of a key. They are usually used in situations where access needs to be restricted to the switch's functions. Specification: Switch Operation: On-Off Contact Configuration: SPST Product Range: 51 Series of Switch Positions: 2 Position Switch Terminals: Solder Contact Current Max: 5A Contact Voltage AC Nom: 250V The angle of Throw: 90°