500 MCM - 4 AWG Polaris Insulated Tap Connector- Dual Sided EntryPolaris Insul-Tap Connectors are suitable for connecting two wires. Abrasion and chemical resistant. UV resistant. Will not support combustion. AL9CU. Cold temperature rated to -45 degrees Celsius. Dual rated for use with copper and/or aluminum cables. 600 volts, 90 degrees C. Not recommended for fine-stranded, flexible wire (see Polaris Grey Series).SPECIFICATIONS:QUANTITY: 1 CountRATED: 600 VoltsNO. OF WIRES: 2WIRE ALIGNMENT: Opposite SidesWIRE RANGE: 500-4 AWGLENGTH: 2.81 in.HEIGHT: 2.94 in.WIDTH: 2.87 in.HEX SIZE: 5/16 in.TORQUE VALUE (IN/LBS): 450BRAND EQUIVALENT: Burndy BIT-500 Thomas & Betts AMT500 Penn Union PBTD-2-500 Panduit PCSB500-2-4Y MANUFACTURER: NSi IndustriesPART NUMBER: IT-500UPC: 662381950093 We have the best selection and prices on connectors.