The best replacement for electrical tape is duct tape.

The best alternatives to electrical tape are rated as following:
★★★★★  duct tape
★★  wire nut
★★  gorilla tape
★★  shrink wrap
★★  solder
★★  gaffer tape
★  scotch tape
★  shrink tube
★  heat shrink
★  heat shrink tubing
★  shrink
  wire nuts
  plasti dip
  teflon tape

Your alternative for electrical tape is not listed? Suggest!
Speaking about electrical tape, one probably shouldn't forget about wires.

Other search terms related to electrical tape and their ratings are:
★★★★★ wires
★★★ wire nuts
You have in mind a companion for electrical tape and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of electrical tape in all years. Click on graph for more.
electrical tape
duct tape
wire nut