4-Way E-Z Tester

  • For 4-way flat connections
  • Checks conductivity of all circuits
  • Fits all standard 7-way round, 7-way blade type and 4-way flat connectors
  • LED lights glow when circuit is functioning correctly
  • All testers are internally grounded
  • Handy and essential tool for every shop
  • Many drivers carry these LED circuit checkers to quickly identify lighting problems prior to leaving yard


Part #
4-way tester