Terminal box, 20 terminals, 80 wires max, 600 volts, 40 amps max per terminal, submersible to 15 feet. One (1) Type 4TB20 terminal board mounted in a 6x9x4-1/2" deep brass enclosure. Part number M24558/4-432.1 per MIL-T-24558/4. NSN 5940-00-215-5962. Previously covered by NavShips drawing 9-S-74135. Need more terminals? We can supply this with a Type 6TB24 terminal board that will provide 24 terminals rated at 600 volts, 30 amps, 4 wires per terminal. This would be a special order with a Comsaco part number.