Surfaces (for iButton & air)
The e-primo cylinder is available in various surface designs.
Contact colours (only iButton)
Available with nickel and brass designs.
Grip surfaces (iButton & air)
Available in finely grooved or firm-grip designs.
Colour of outside thumb turn (only iButton)
Choose the outside thumb turn cover in a colour which matches your door.
Light rings (iButton & air)
Match the light ring design to the colour of your outside thumb turn cover.
User keys - iButtons
iButton user keys are available in numerous colours. This enables you to immediately see who a key belongs to when one is found. Or you can simply choose your favourite colour.
User keys (air)
Function keys (iButton & air)
- Programming key: Authorises user keys
- Delete key: Deletes user keys
- Copy key: Assigns delete card to a user key
- Blocking key: Temporarily blocks all user keys - for instance, in the event of fire or during renovation work
- Office key: Permanently open mode for passageway doors during work hours, for instance
- Emergency key: For operating cylinders without user keys