3/8" 4 Stud Bus BAR Power Distribution Block - for Marine Battery Terminals, 12v Power and Ground Distribution Blocks - Terminal Block for Battery Terminals - BusBar Specification: Color: Red Size: 3/8" Current Rating: 250 Amps Connector Type: Screw Number Of Contacts: 4 Material: Stainless Steel, Glass Color: Red Voltage: 48 Volts Number Of Poles: 4 Product Dimensions: 6.63"W x 1.88"H Number of Positions: 4 About this item: This Busbar Measures approximately 1 3/8 Wide x 1 7/8 Tall x 6 5/8 Long Nickel Plated Brass Contact Plate For Optimal Current Transfer And Weather Resistance. Glass-Filled Nylon Base For Superior Insulation And Strength Stainless Steel Hardware For Extreme Conditions Including Use In Marine Environments - Detachable Cover Included To Protect Connections. WE RECOMMEND A SMALL AMOUNT OF NICKEL ANTI SEIZE BE APPLIED TO THE THREADS TO PREVENT GALLING 4 Stainless Steel 3/8" Studs Making This Busbar Suitable For a Variety Of Applications Max Amperage: 250 amps @ 12 vdc, Max Volts: 48 vdc