Automotive Relay Switch Tester

This is an easy to use automotive 12v Relay Tester It is powered by the vehicle's battery and can quickly test whether a relay is. Automotive Relay Tester introduction CNBJ 707 is a quick go/no-go tester for relays that provides you with an indication of the.

The Relay Bypass Switch with Amp Loop energizes fuel pumps and any 12V relay by powering a DC motor for testing. Must Have Mechanics Tool How To Find Short And Open Circuits Fast Make More Money On Flat Rate powerprobe.