Blue Sea Systems Screw Terminal This Blue Sea Busbar is the industry standard busbar for positive distribution. Base material is reinforced polycarbonate and bus material is tin-plated copper CDA 110UNS 11000. The industry standard busbar for positive distribution The industry standard busbar for the collection of negative or AC ground circuits CE Certified Specifications Maximum Voltage 300V AC 48V DC Number of Screw Terminals 10 Number of Terminal Studs 2 Terminal Type 14 Stud, 8-32 Screw Con