Ilsco Type TA 1-Hole Mechanical lug connector is made of high strength aluminum alloy and is electro-tin plated. It operates at a voltage rating of 2000 Volts. It operates at a temperature of 90 deg C. It has a stud size of 3/8 Inch and hex size of 1/2 Inch. It can accommodate conductor of size 4 AWG - 600 kcmil or two 1/0 AWG - 250 kcmil. It measures 2.813 Inch x 1.313 Inch x 1.812 Inch. It has chamfered wire entry for ease installation. It is ideal to use with aluminum/copper conductor. Lug connector is UL listed and CSA certified. Also known as -Ilsco TA-500-S Dual Rated Mechanical Lug Connector 3/8 Inch Bolt Size 1 4 AWG -