Ilsco Split bolt connector measures 1.630 Inch x 2.630 Inch is made of corrosion resistant copper alloy for maximum conductivity and high breakage resistance. It is used in circuits rated at 35 Kilo-Volt or less. It features precision tooled threads that allow for maximum torque to be applied. It is compatible with solid, compact, compressed and concentric copper conductors. It is designed to accommodate 350 kcmil - 4/0 AWG equal run and tap, 8 AWG solid minimum tap with maximum run conductor size. It has a voltage rating of 2000 Volts. Connector is UL listed, CSA certified. Also known as -Ilsco IK-350 Split Bolt Connector 350 KCMIL-4/0 AWG 2000 Volt Copper Alloy