The 2229806-1: The 7.50 mm pitch sets the board footprint and the per-contact current ceiling — at the rated 600 V, the spacing keeps creepage well within the housing material limits for industrial power distribution. Six circuits in a 2-row layout, all positions loaded — the pinout matches the Dynamic D-3950 receptacle with the same 7.50 mm centerline.
RoHS compliant per.
