Looking for heat shrink tubing and sleeving for industrial applications? RS Electronics is one of the largest distributors of wire, cable, heat shrink tubing in North America and an authorized distributor for Alpha Wire heat shrink tubing.

In just a couple of clicks, our online catalog can show you the right heat shrink tubing for many of the most popular types of wire and cable that we sell. Ordering wire, cable, heat shrink tubing has never been easier! Enter a wire part number, then just click on the Accessories listed for that part and it will show you the corresponding FIT221 or FIT321 heat shrink tubing! We also carry a variety of heat shrink tubing kits and heat guns to help you complete your job.

FIT® 221 - 2:1 Shrink Ratio

FIT® 260 - 2:1 Shrink Ratio, Ground Identification (Green/Yellow)

FIT® 295 - 2:1 Shrink Ratio, Semi-Rigid

FIT® 321 - 3:1 Shrink Ratio, Flame Retardant

FIT® 421 - 4:1 Shrink Ratio

FIT® 621 - 6:1 Shrink Ratio

FIT® 300 - 6:1 & 3:1 Shrink Ratio, Surface Irradiated Dual Extruded

FIT® 700 - 3:1 Shrink Ratio, Bonding, Mastic Lined

FIT® 750 - 2:1 Shrink Ratio, Bonding Adhesive Lined

FIT® 105 - 2:1 Shrink Ratio, Irradiated PVC

FIT® 350 - 2:1 Shrink Ratio, Irradiated Kynar

FIT® 400 - 1.2:1 Shrink Ratio, FEP

FIT® 500 - 1.50:1 Shrink Ratio, TFE

FIT® 600 - 1.75:1 Shrink Ratio, Flexible Irradiated Elastomer

FIT® 650 - 2:1 Shrink Ratio, Chemical & Temperature Resistant Irradiated Viton

FIT® KIT-1 - 82 Piece Assortment Kit containing 6" lengths of Fit-105, Fit-221, Fit-295, Fit-300, Fit-350, fit crimps 1, 2, 3 and cap 22, 23, 24.

FIT® KIT-2 - 181 Piece Assortment Kit containing 6" & 1"lengths of Fit-105, Fit-221, Fit-295, Fit-300, Fit-350, Fit-321, Fit-400, Fit-500, Fit-600, Fit-700, Fit- 750, Fit crimps 1, 2, 3 and cap 22, 23, 24.

FIT® KIT-7 - 112 Piece Assortment Kit containing 6" lengths of Fit-105, Fit-400, Fit-221, Fit-750, Fit-260, Fit-300, Fit-321, Fit-350 and shrink nylon crimps.

FIT® MGKIT1 - General purpose heat shrink tubing kit that includes Alpha's smallest heat gun along with variety pack of alphas Wire's Fit-221 tubing cut in 6" lengths in various colors and sizes.

FIT® GUN-1 - 1400 watt, 2 temperature industrial grade heat gun. Features: 120 Volts, 1050 degrees F, 6.5 foot cord and weighs 1.6 lbs. Comes with slip-resistant stand and hook reflector nozzle attachment.

FIT® GUN-3 - 1200 watt, 2 temperature industrial grade heat gun. Features: 120 Volts, 1090 degrees F, 6.0 foot cord and weighs 1.5 lbs. Comes with ring stand and hanger, concentrator nozzle and hook reflector nozzle attachment.