This historic style battery cut off switch from Bosch is as used on historic Porsche 911 RSR, 917 and 356 models. Comprises of a zinc plated steel housing with two terminals and a switching lever (key) which can be removed when in the isolated (off) position.
Used to isolate the battery when the vehicle is not in use.
Suitable for both 12 volt and 24 volt ignition systems.