Standard keypads are standard size membrane or carbon pill keypads

Suppliers of membrane switches and keypad assemblies using flexible membranes, domed or flat switch profiles, and tactile and non-tactile switches and panels

Industrial keyboards are peripheral hardware devices that include alphanumeric keys, electromechanical buttons, or sensors that users press to interface with a computer.

Calibration instruments use electrical signals or physical quantities to calibrate sensors and meters.

Touch-sensitive and tactile switches operate by touching or pressing to make a connection.

Flat panel displays (FPDs) are thin, flat, electronic devices used to display data.

Rack enclosures (rack cabinets, laboratory enclosures) are used to house standard 19 in.