24-Pin Centronics Vertical Male Connector. 2 rows contacts, pitch 2.16mm / 0.085". Pitch 3.81mm / 0.15" screw terminal block, wire range 26-16AWG, strip length 5mm / 0.2", Metric M2 slotted screw. Solder connection holes 3 per line, supports addition of 2.54mm / 0.1" pin headers. Taiwan fireproof nylon material DIN rail mount carrier (not China low quality carrier), can support width 35mm / 32mm / 15mm rail, and the carrier can be taken apart for panel mount use.