Blue Sea 2104 PowerBar 600A BusBar - Four 3/8"-16 StudsMaximum Voltage 300V AC 48V DC Number of Terminal Studs 4 Terminal Type 3 8" 16 Stud Terminal Stud Torque 140 in lb (15. 82 Nm) Continuous Rating 545A AC 600A DC Base Material UL 94 V0 Rated, Glass Reinforced Thermoplastics Bus Material Tin Plated Copper CDA 110 UNS11000 Screw Terminal Torque 15 in lb (1. 69 Nm) Stud Torque 140 in lb (15. 82 Nm) Weight 1. 71lb (0. 78 kg) Weight 1. 75lb (0. 79 kg)