Medium Wall Heat Shrink Tubing 4' .400"-.150” 12-6AWG - Heat Shrink Tubing for Low Voltage (2500 Volt and Below) Applications.Medium Wall Heat Shrink Tubing 4' .400"-.150” 12-6AWG features include: 3:1 Shrink Ratio Heat Shrink Tubing that is suitable for a variety of Low Voltage (2500 Volt and Below) Electrical and Mechanical Applications, where lighter weight and greater flexibility are important Seals and Protects Cable Splices and Terminations High Resistance to Impact and Abrasion 4rsquo; Medium Wall Heat Shrink Tubing has Thermoplastic Adhesive Liner for Complete Environmental Protection and Insulation Continuous Operating Temperature: -67deg;F to 230deg;F (-55deg;C to 110deg;C) Shrink temperature: 248deg;F (120deg;C) Medium Wall Heat shring Tubing is rated for 600-2500V UL486D Listed Black Color Order Qty of 1 = 1 Piece Below is more info on our Medium Wall Heat Shrink Tubing 4' .400"-.150” 12-6AWG