0.100-inch pitch, 4 positions, unshrouded
The 87227-2: It's unshrouded, through-hole, with gold-on-gold contacts rated 3A per circuit. The board footprint is straightforward — two rows of 0.025-inch square pins on 0.100-inch centers, 0.100-inch row spacing.
Where this fits in the AMPMODU Mod II family
This is a low-position-count, unshrouded header — the simplest member of the series. Compare it to the shrouded 1318699-3 (12 positions, 0.165" pitch, latch lock, 5A) if you need keying and higher current.