Compact, rectangular connector Supports various connections D sub series includes crimping, IDC, connection with solder and types for board insertion that are compatible with each other in mating, enabling various connections when combined. Anti-reverse insertion structure Solid steel shell and trapezoidal polar connection entirely prevent reverse insertion. 5 types of shell sizes Compact rectangular connector with 5 standard shell sizes: 9, 15, 25, 37 and 50. Combination of pin type and socket type Various accessories Various accessories including cable clamp and stationary parts for mating can be shared for use.