Material:
22 gauge plain steel

Finish:
matte black powder coat over phosphate

Inside dimensions:
3.125" x 4.063" x 0.940" (79.4 mm x 103.2 mm x 23.9 mm)

Weight:
4.4 oz (124 g)

Special features:
clear acrylic screen, cutouts for DB9 and DB25 connectors

Other Info:
datasheet (PDF, 165k)

The durable steel enclosure consists of two U-shaped pieces, and requires no connecting hardware. The PCB is mounted inside the enclosure using connector screws, and has a cutout in the top, which is covered by a transparent acrylic screen. This setup allows for easy visual access to the status LEDs. Made in Canada by Protocase.