Electrical Testers

Now a Fuse Buddy tester for Maxi fuse circuits Fuse Buddy Maxi can test up to 80 AMPS There are numerous Heavy Duty  Automotive applications With ...

52 piece variety of terminal adapters enable connection to most vehicle harness connectors, both foreign and domestic 10 piece interchangeable tes...

Short Buddy Helps you finds these problems: Locating Shorts To Ground Intermittent shorts Intermittents caused by loose connections Features: Se...

Four Function Digital Readout On An Easy-To-Read Backlit LCD: Tach : 249 to 9,990 RPM (+ / -1% accuracy) Advance Degrees (2 and 4 cycle): 0o to 90...

If you've ever struggled with removing terminals from electrical connectors, the Steelman 95839 is the kit for you. By using the proper terminal re...

The new Fuse Buddy Pro Kit can read amperage Draws on both ATC and Mini fused circuits up to 30 Amps As an added bonus, the Fuse Buddy Pro can be ...

Heavy-Duty Circuit Tester with Digital LCD Display to Accurately Show DC Voltage. Operating range of 3-49 volts DC to work on most vehicle electri...

Set of Three Terminal Tools and Handle for Removing Wires from Terminals Without Damage Terminal tools work on conventional terminals as well as P...

Relay Buddy 12/24 is a quick go / no-go tester for the most common automotive relays. This new version Relay Buddy tests both 12 and 24 volt relays...

181 Includes LOADpro and #182 Fundamental Electrical Troubleshooting LOADpro Test Leads load the circuit to see if current can flow LOADpro identi...

The 3-piece set, Diamond Grip Terminal Cleaners feature a highly-durable and abrasive coatings for cleaning small spade pin electrical connectors. ...

Use on 6v, 12v and 24v electrical systems. No need to remove a fuse, which reduces the amount of time to determine the current in the circuit. Find...

Contains terminal release tools for most domestic, European and Japanese cars and trucks Application reference chart included

Test two new relays with your Relay Buddy! 2 pack of adapters allows testing of two new relay types - commonly used for fuel pumps and other power...

Voltage drop test with the push of a button Finds corroded wires/connections and shorts to ground Diagnose faster and earn more $$$ - works with y...

Fundamental Electrical Troubleshooting Complete 200 page guide to every aspect of electrical troubleshooting – explained in a way that makes is us...

Kit Makes Testing Relays or Live Circuits Quick and Easy. Extends the Functionality of a DMM. Turns All Fuse and Relay Boxes into Test Points. Inc...

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 ...

The TA500's unique and proprietary technology allows the user to perform quick and reliable diagnostics of non-starts, misfires, fouled up ...

Heavy Duty Automotive Logic Probe Computer safe for 6, 12 and 24 volt systems. Dual color LED indicates red for power and green for ground. 6' Lea...

Expands the testing capability of your Relay Buddy!!! 3 pack of adapters allows testing of shielded relays. Adapters set cover the same 3 types of...

Provides a good ground for test light and multimeter diagnostic use Especially useful in the auto industry where testing is Especially useful in t...

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 volta...

Blowing Fuses? Plug in the Fuse Buddy and read circuit amperage draw on your DMM Adapts your DMM to plug directly into ATC Blade fuse socket Origi...