Blue Sea Systems Busbar - 4 Stud 150 Amp The industry standard busbar for positive distribution; The industry standard busbar for the collection of negative or AC ground circuits; Specifications: Maximum Voltage: 300V AC 48V DC; Number of Terminal Studs: 4; Terminal Type: 1/4" Stud; Continuous Rating: 130A AC 150A DC; Base Material: Reinforced Polycarbonate; Bus Material: Tin-Plated Copper CDA 110 / UNS 11000; Weight: 0.35lb (0.16 kg);