Black Box Modem Rack II - rack chassis

Modem Rack II is specially designed for 16 leased-line or 16 dialup ports or a combination of both. Manage leased and dialup modem links. Or back each leased line with the dialup ports. The backplane is designed with three connectors for each slot: DB25, leased line, and dialup line. A recessed power bus on the inside of the backplane distributes power to all the cards. No power cords dangle from the back.