Amazon: electrical wiring insulation wwwon›Search›electrical wiring insulationAmazon's Choice for electrical wiring insulation. Automotive Wiring Harness Cloth Tape - Maxwel VERSAF51217 Chemical Fiber Cloth High Temp Wire Harness Wrapping Tape for Auto Electrical Wrap, Protection, Insulation 19MM × 25M Pack of 1 Piece. 4.3 out of 5 stars 16. $8 $ 8. 99. Wiring Harness Insulation | Green Belting Industries Page Electical Insulation for Wiring Harnesses - The extensive quantities and bundles of electical wiring, called wiring harnesses, require electical insulation and protection from friction and wear. PTFE offers a variety of Performance Materials for these purposes including films and tapes including PTFE, Kapton®, Silicone and fiberglass.