1. Home
  2. Home & Garden
  3. Home Renovations

How to Test Electrical Current With a Voltage Tester

By Lee Wallender, About.com

5 of 5

Voltage Tester May Also Be Used to Test Electrical Cords

Photo © Lee Wallender, licensed to About.com
Hold tip of voltage tester against side of electrical cord. Be certain to touch all the way around the cord. Three major wires--positive, neutral, and ground--run through most electrical cords. Tester indicates live current only when it is against the positive wire.

Explore Home Renovations

About.com Special Features

Home Allergy Center

Banish mess, reduce allergens, and maintain a clean, healthy home. More >

Home Improvements Made Easy

Inspirational ideas and expert tips to help you pull off your next DIY project. More >

  1. Home
  2. Home & Garden
  3. Home Renovations
  4. Electrical
  5. Voltage Tester May Also Be Used to Test Electrical Cords

©2009 About.com, a part of The New York Times Company.

All rights reserved.