http://www.ebay.com/itm/152014659718

HaaTa has one with the same FCC ID which was sold with a Kaypro 386,
https://deskthority.net/photos-f62/kaypro-386-keyboard-t6917.html

Seems like a somewhat interesting switch, and looks like a very solid keyboard overall:

Switch is capacitance-sensing foam and foil. Return spring under each keycap, plus an Alps-style click leaf inside each switch. MX-compatible medium-thick doubleshot keycaps.