The 3-2204801-8: It carries 8 positions loaded all, arranged in two rows at 3.00 mm pitch — the same spacing between rows, so the footprint is a clean 2x4 grid.
Voltage and Temperature Envelope for Industrial Cabinets
Rated 600 V, which covers 480 VAC bus feeds and 400 VDC rail voltages common in industrial control panels and power distribution.
