Expansion panels for KP-12 series rackmount keypanels. Adds 20 keys to intercom station; up to two panels can be added per station, giving a total of 32 keys in 2RU, or 52 keys in 3RU. Available in pushbutton and lever key versions.

Expansion keypanel for increasing the number of directly accessible keys at a given location. Available in four-, six-, or eight-character versions for KP-32, KP-632 and KP-832 keypanels.