Watteredge, Inc. manufactures a full line of Air Cooled Bus Tubes for use in any application where electrical resistance, weight, or cost are a concern. The use of a properly designed, properly sized, air cooled bus systems will effectively decrease electrical resistance, offering higher current at the same voltage levels. Watteredge Engineers have years of experience, and have effectively mastered, designing copper and aluminium electrical connectors using air cooled bus tubes for both AC and DC voltage types.