Dsub Connector, High Density, 26 Pin, Male - Steinair Inc.
D-SUB Cable Assemblies, NAVITAS
0952472-01A 25-Pin Female Right Angle D-Sub to 26-Pin Male Connector Cable - Price, Specs
identify this computer - What is the 26-pin D-sub (DA-26) connector used for on the Media Vision Pro AudioSpectrum 16 Patch Panel? - Retrocomputing Stack Exchange