350MCM 6 AWG Polaris insulated tap connector dual sided entry Polaris insul tap connectors are suitable for connecting two wires. Abrasion and chemical resistant. Uv rated. Will not support combustion. Cold temperature rated to 45 degrees Celsius. Dual rated for use with copper and/or aluminum cables. 600 Volts. Not recommended for fine stranded, flexible wire see Polaris grey series .