TE Connectivity, Z-PACK HM 2mm Pitch Hard Metric Type A Backplane Connector, Male, Straight, 25 Column, 7 Row, 154 Way,

Z-PACK™ HM 2mm Type A backplane right angle and vertical mounting header and receptacle connectors for a 2mm HM interface available as free or fixed board PCB mounting with ground return shielding options, ACTION PIN post contact options and various CompactPCI designation configurations, please refer to additonal data table for details. These Z-PACK™ Hard Metric Type A backplane connectors have UL 94V-0 polyester housings with multi-purpose centre mating alignment and have standard crosstalk with the exception of stock number 739-0981 which offers reduced crosstalk.

The Z-PACK 2 mm HM Interconnection System is designed as a two part system for the connection of free boards (Daughterboards or PCBs) to fixed boards (Motherboards, Backplane or Backpanel) and feed the connection through the fixed board.