Board-to-board or cable header, 64 positions
The 4-103777-0-32 is the 64-position member of TE's AMPMODU Mod II breakaway header line, unshrouded with push-pull fastening. It carries a 3 A current rating per contact with tin-lead mating and post plating, operates from -65°C to 105°C, and the thermoplastic housing meets UL94 V-0.
Pitch and footprint across the series
The 0.100" (2.54 mm) pitch and dual-row layout are shared across the AMPMODU Mod II series — the 64-position 4-103777-0-32 sits among other position counts in the same footprint, so selecting the correct circuit count is the primary decision axis.