Circuit Testers

This item is brand-new, factory sealed. Use with 56810 or 60610 to Easily and Securely Connect Relay Test Jumper to a Multimeter. Can also use banana plug to pin probe adapter for use with pin probes. Kit contains two terminal to banana tip wires, two...

This item is brand-new, factory sealed.Features and Benefits: Provides easy access to check current or voltage using nearly all of the fuse and relay boxes used on vehicles todayIncludes five pairs of terminal lead wires with different size male and...

This item is brand-new, factory sealed.The RoadPro 12-volt oscillating fan will give you added airflow while you are on-the-road. The 9-foot cord and heavy-duty spring-loaded clamp allow you to place this mini portable fan where you need it most or...

This item is brand-new, factory sealed.This heavy-duty electrical tester tests circuits lights and fuses and lights on contact with live circuit. Includes a protective cap. Great for trucks campers and RVs.Product Features:Tests circuits lights and...

This item is brand-new, factory sealed.Features and Benefits: The best quality electrical circuit tester available for checking 6 and 12 volt systems Has heavy duty battery clip 5' of tough, flexible, heavily insulated rubber wire is retained in...

This item is brand-new, factory sealed.Features and Benefits: By far the largest selling and most widely used automotive circuit tester  Quickly checks all 6 and 12 volt systems Use with power on Supplied with 48" ground wire ...

This item is brand-new, factory sealed.features and benefits: ingenious device prevents stabbing your finger, a must for every technician! quickly, easily and safely guides the pick point of most circuit testers into the center of all primary...

This item is brand-new, factory sealed.Features and Benefits: Low cost and practical Two 30" leads of highly insulated wire Color coded - one lead black and lead red

This item is brand-new, factory sealed.S&G Tool Aid 23100 - Extra Heavy Duty Test LeadsS&G TOOL AID CORP. has for over 40 years supplied the automotive, heavy duty, electronics, agriculture, marine and related industries with a wide range of general...

This item is brand-new, factory sealed.Features and Benefits:Use to back probe harness connectors, fuel injectors and automotive sensors. Kit includes: Straight, 45 & 90 degree, stainless steel probes in .027” and .040” diameters...

This item is brand-new, factory sealed.Features and Benefits: After faulty system is indicated, use to find short location Works on all 12 volt systems Supplied in clear storage boxThe number and complexity of electrical wiring systems in...

This item is brand-new, factory sealed.A modern circuit tester with time tested durability. Quickly and safely tests high and low voltages (power and ground) on all vehicles, including computerized engine and body controls. Tests 6, 12, and 24 volt...