Human-machine interface Keyboards, supports and drawers Keyboards fitted in a support on the command panel, or integrated into the 482.6 mm (19") level with a drawer or flap. Keyboards, supports and drawers Keyboards Keyboards for operating housings. Show products Keyboards, supports and drawers Supports Supports for command panels. Show products Keyboards, supports and drawers Drawers and flaps Drawers and flaps for mounting on either the 482.6 mm (19˝) level or surfaces. Show products