1Function: The busbar brings the wiring harness together, organizes the wires inside the boat, and provides a neat and clean installation for your boat, car or caravan. 210 Terminal Bus Bar: Each battery terminal distribution base includes 10 stainless steel M8 terminal screws, 3 1/4in studs, 3 nickel plated brass screws. 3Important Parameters: Maximum voltage 48VDC. Maximum continuous current 150ADC. Maximum intermittent current 20 A per connection (less than 1 minute). 4Long Durability: Made of Abs plastic for excellent strength and durability even in the harshest environments. Nylon nut covers are attached to the two external studs to prevent accidental shorting. 5Premium Material: The busbars are made of zinc alloy and brass with good electrical conductivity. Each busbar includes a cover to protect the connections from damage. The insulating nylon base is flame retardant.