Products 90422 Split Bolt Connector with Spacer, Dual Rate for Copper and Aluminum Conductors, 4/0 AWG, 4/0-4/0 Max Run to Max Tap, 500inlb Torque, 2-Pack

Split Bolt Connectors With Spacer Dual Rated For Copper and Aluminum Conductors - Dual Rated Copper and Aluminum Split Bolt Connector AL9CU dual rated split bolt connector is UL listed for all combinations of Aluminum, Aluminum to Copper, and Copper to Copper stranded wires. 90412~90420 are manufactured from copper alloy, while 90422~90426 are manufactured from aluminum alloy. Uniform bright electro-tin plating resists corrosion, reduces contact resistance, and provides maximum conductivity. The spacer separates dissimilar conductors and ensures a long contact length that prevents high pressure point contacts between run and tap connectors