All effeff safety key switches comply with regulations according to VDE 0600 (German Electrical Engineering Association standard). They have a mechanical cover locking mechanism and are available as a surface-mounted or flush-mounted model. Key switches are compatible for profile half cylinders in accordance with DIN 18252. A profile half cylinder can be ordered at the same time.
Contact lock model 1142 flush-mounted
With key-lock changeover contact on both sides; flush-mounted