Circuit Testers

This item is brand-new, factory sealed.Features and Benefits:Used for testing electrical circuits in cars, trailers, boats, and more Retractable test leads pull out and stay at desired length and rewind into its own protective case when not in use...

This item is brand-new, factory sealed. Included adapters work interchangeably with banana plugs on the 2 x 15-ft. retractable test leads Used for testing electrical circuits in cars, trailers, boats, etc. 15-ft. wire allows you to connect the leads...

This item is brand-new, factory sealed.Features and Benefits: Hooded probe protects your fingers and automatically centers the wire Small size allows easy use even in the tightest places Quickly test low voltage up to 28 volts Alligator...

This item is brand-new, factory sealed.Features and Benefits: Quick check both AC and DC current up to 28 volts with the power on Helps locate shorts or breaks in wiring Complete with insulated grounding clip Skin packed Shipping wt...

This item is brand-new, factory sealed.Features and Benefits: Quickly tests voltage up to 28 VoltsWorks on any circuit up to 28 volts including many heavy duty applications on large trucks and farm implements: heavy duty probe, cord and clampThe probe is...

This item is brand-new, factory sealed.Features and Benefits: A heavy duty circuit tester for lifetime use The probe, handle, cord and clamp are reinforced for extra durability Comes with a strain relief spring on the cord Skin-packed ...

This item is brand-new, factory sealed.Lisle 28620 Circuit Tester with Buzzer Heavy-Duty Tester Signals with a Light anda Buzzer. Tests low voltage up to 28 volts. Spring loaded hook canbe removed to use the probe tip only. Can also be used...

This item is brand-new, factory sealed.Features and Benefits: Heavy duty tester signals with a light and buzzer Tester kit tests low voltage up to 28 volts Finds electrical shorts, checks polarity, detects battery drain, and checks circuits...

This item is brand-new, factory sealed. A 2-in-1 Tester that Tests Circuits up to 28 Volts and Works as a Jumper Wire for Power or Ground. Heavy-duty circuit tester for checking low voltage up to 28 volts. By depressing the red button the tester...

This item is brand-new, factory sealed. Set of Four Relay Test Jumpers Make Testing Relays or Live Circuits Quick and Easy. Set includes four jumpers to fit the most popular size relays on domestic and import vehicles. Simply remove relay to be tested,...

This item is brand-new, factory sealed.Features and Benefits: Includes 8 jumpers to fit most popular Relays; also includes test lead kit and relay puller pliersJumpers have tabs for clamping and flat pads to place test leads on; no need to pierce wires...

This item is brand-new, factory sealed. Provides the technicians with an assortment of back probe pins with standard banana plug connections. Alligator clips allow many ways to connection to multimeter probes. The probes are fully insulated which...