Usage Tips:1Voltage And Current: Each 12V bus bar includes 8xM8(5/16in) terminal studs. This battery terminal block can handle voltage maximum 300V Ac, 48V Dc, and continuous amperage maximum 130A Ac, 150A Dc 2Unique Design: The 12V distribution block has unique base design, which makes the 12V power distribution block unique and special, looks more extraordinary compared with others 3Installation Method: The cover of this bus bar 12V marine will allow 180 wire lug installation and can meet various kinds of install methods of end terminals 4Applicable Scenario: This power bus bar uses copper plates and stainless steel terminals as conductors, which enables the 12V power block to work in extreme environment, suitable for automotive, car, marine, boat, etc. 5Product Function: Bus bar is used to gather the wiring harness together and reasonably store the lines inside the vehicle and ship