Electrical Testing
Featured Brands
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Performance Tool®Hook Probe Circuit Tester (W2993)Hook Probe Circuit Tester by Performance Tool®. Failure to properly maintain the electrical system can result in its damage and costly repairs. Do everything right the first time. Inspect and keep the electrical system in a safe working...Intended to help you do the maintenance job with ease and comfortCrafted using leading-edge technology for maximum functionality$8.68 - Performance Tool®Hybrid Circuit Tester (W2978)Hybrid Circuit Tester by Performance Tool®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...For 12 and 42 volt standard and hybrid systemsAutomatic voltage identification with blue LED (12v) and red LED (42v)$18.81
- Performance Tool®USB Voltmeter (W3002)USB Voltmeter by Performance Tool®. Failure to properly maintain the electrical system can result in its damage and costly repairs. Do everything right the first time. Inspect and keep the electrical system in a safe working condition...Intended to help you do the maintenance job with ease and comfortCrafted using leading-edge technology for maximum functionality$9.37
- ATD®Heavy-Duty Circuit Tester with 5' Stright Cord (5513)Heavy-Duty Circuit Tester with 5' Stright Cord (5513) by ATD®. If you're looking for a reliable solution to complete your project, this 1st-grade product is right up your alley. Designed utilizing the finest materials, it delivers...Easily checks 6 and 12V systems5 ft. heavy-duty lead$19.64
- ATD®Primary Circuit Tester (5500)Primary Circuit Tester by ATD®. If you're looking for a reliable solution to complete your project, this 1st-grade product is right up your alley. Designed utilizing the finest materials, it delivers unmatched levels of durability and...Tests 6 and 12VLocates shorts, open circuits and grounds$8.90
- Astro Pneumatic Tool®3 to 48 V DC Digital LCD Wide Range Circuit Tester (7764)3 to 48 V DC Digital LCD Wide Range Circuit Tester by Astro Pneumatic Tool®. Failure to properly maintain the electrical system can result in its damage and costly repairs. Do everything right the first time. Inspect and keep the...Computer Safe with Backlit LCD display for accurate voltage readoutsSmall, ergonomic design for easy use in confined areas$24.86
- Astro Pneumatic Tool®Cordless Circuit Tester (7760)Cordless Circuit Tester by Astro Pneumatic Tool®. If you're looking for a reliable solution to complete your project, this 1st-grade product is right up your alley. Designed utilizing the finest materials, it delivers unmatched levels...This unit does not require ground wire or clip and is safe with ECMs, Sensors, Transducers, Airbags, etc.Designed to be used on DC powered circuits with voltages between 3 and 28 volts$13.62
- Audiopipe®Pipeman's Heavy-Duty Circuit Tester (ICT112)Pipeman's Heavy-Duty Circuit Tester by Audiopipe®. Failure to properly maintain the electrical system can result in its damage and costly repairs. Do everything right the first time. Inspect and keep the electrical system in a safe...Intended to help you do the maintenance job with ease and comfortCrafted using leading-edge technology for maximum functionality$10.99
- Auto Meter®200 A Automotive Low Resolution Digital Clamp Meter with Multimeter (DM-40)200 A Automotive Low Resolution Digital Clamp Meter with Multimeter by Auto Meter®. This compact inductive clamp multimeters are designed to easily enclose small wires and yet are large enough to measure most large wires. You can easily...Accurate AC/DC digital clamp meter for current measurementHigh resolution readout (10mA to 40A DC/AC range)$347.03
- Cal-Van Tools®Hound Voltage Drain Tester (74)Hound Voltage Drain Tester by Cal-Van Tools®. An All New Way to Measure Amps. No need to remove a fuse which reduces the amount of time to determine the current in the circuit. Finding parasitic drains can now be done without removing a...Designed to help to get your job done rightManufactured utilizing the highest quality materials$105.97
- Camco®20 V AC Line Voltmeter (55263)20 V AC Line Voltmeter by Camco®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great quality at...Developed to comply with rigorous quality standardsCutting-edge innovations, reliable design, solid value$26.33
- Camco®Power Defender Voltage Analyzer (55310)Power Defender Voltage Analyzer by Camco®. Help protect your RV from improperly wired electrical boxes. Diagnostic lights indicate faults before you connect your electrical cord. Also includes integrated surge protection.Integrated surge protectionDiagnostic lights for visual indication of faults$96.63
- Camco®Water Heater Continuity Tester (10023)Water Heater Continuity Tester by Camco®. Test your water heater elements and circuits with ease. If you're looking for a quality product that will serve you for years to come, look no further. Get your job done right every time with...Developed to comply with rigorous quality standardsCutting-edge innovations, reliable design, solid value$16.91
- Dorman®12 V to 250 V AC/DC Screwdriver Type Analog Circuit Tester (86614)12 V to 250 V AC/DC Screwdriver Type Analog Circuit Tester by Dorman®. Dorman offers a comprehensive line of Electrical Multi-Testers for almost any automotive repair. All our Electrical Multi-Testers are constructed of high-quality...Testers light up and/or buzz to indicate testing resultDurably designed for a long service life$9.60
- Dorman®DC High-Low Voltage Voltage Tester (85599)DC High-Low Voltage Voltage Tester by Dorman®. Dorman offers a comprehensive line of Electrical Multi-Testers for almost any automotive repair. All our Electrical Multi-Testers are constructed of high-quality materials for long-lasting...Available in many different styles, including continuity and circuit testersTesters light up and/or buzz to indicate testing result$5.81
- Equus®Cigarette Lighter Battery and Charging System Monitor (3721)Cigarette Lighter Battery and Charging System Monitor by Equus®. If you’re looking for a reliable solution to complete your project, this 1st-grade product is right up your alley. Designed utilizing the finest materials, it delivers...Designed to help to get your job done rightManufactured utilizing the highest quality materials$20.74
- Fluke Electronics®AC/DC Inductive Current Clamp for Digital Multimeters (617735)AC/DC Inductive Current Clamp for Digital Multimeters by Fluke Electronics®. Get your job done right every time with top-of-the-line electrical testing tools showcased on our virtual shelves! Whether you’re testing, designing,...Intended to help you do the maintenance job with ease and comfortCrafted using leading-edge technology for maximum functionality$449.99
- Fluke Electronics®Protective Holster with Magnetic Hanging Strap (2138458)Protective Holster with Magnetic Hanging Strap by Fluke Electronics®. Get your job done right every time with top-of-the-line electrical testing tools showcased on our virtual shelves! Whether you’re testing, designing, diagnosing, or...Intended to help you do the maintenance job with ease and comfortCrafted using leading-edge technology for maximum functionality$67.19
- Hughes Autoformers®90 V to 132 V Digital Voltmeter (DVM1221)90 V to 132 V Digital Voltmeter by Hughes Autoformers®. Get your job done right every time with top-of-the-line electrical testing tools showcased on our virtual shelves! Whether you’re testing, designing, diagnosing, or doing any...Ensure proper power in your RVDigital Accuracy$16.07
- Husky Towing®4 Wire Flat Trailer Wiring Circuit Tester (30178)4 Wire Flat Trailer Wiring Circuit Tester by Husky Towing®. Fits 4 Wire Flat; Test Left/Right Turn/ Brake And Tail Light; LED Indicator Light; Without Dust Cover. It is Husky Towing Trailer Wiring Connector Mounting Bracket 4-wire flat...LED Indicator Lights Test Left Or Right Turn, Brake And Tail LightRed LED Lights Will Glow If Connection Is Correct When The Function Is Activated$9.15
- Install Bay®All-in-One Tone Generator (IBR68)All-in-One Tone Generator by Install Bay®. Get your job done right every time with top-of-the-line electrical testing tools showcased on our virtual shelves! Whether you’re testing, designing, diagnosing, or doing any other job, they...RCA cable testerEasy to use control knobs$33.99
- Install Bay®Computer-Safe Circuit Tester (IB27450)Computer-Safe Circuit Tester by Install Bay®. If you're looking for a reliable solution to complete your project, this 1st-grade product is right up your alley. Designed utilizing the finest materials, it delivers unmatched levels of...Works Without Damaging Sensitive Electronic Components.Safe For Use On 12 Volt Automotive Computer Circuits.$29.95
- Install Bay®Mini Voltmeter with Hardware (IBR56)Mini Voltmeter with Hardware by Install Bay®. If you're looking for a reliable solution to complete your project, this 1st-grade product is right up your alley. Designed utilizing the finest materials, it delivers unmatched levels of...Mini Voltage Meter With HardwareUses a 1 1/8 inch mounting hole$29.99
- Install Bay®Mount for IBR56 IBR57 and IBR58 Power Sockets (IBR60)Mount for IBR56 IBR57 and IBR58 Power Sockets by Install Bay®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...High quality at an affordable priceExpertly made from premium materials$9.75
- Install Bay®Test Light/Circuit Tester (3410)Test Light/Circuit Tester by Install Bay®. If you're looking for a reliable solution to complete your project, this 1st-grade product is right up your alley. Designed utilizing the finest materials, it delivers unmatched levels of...Helps to quickly identify if there is voltage present on wiring and circuitsErgonomic grip design with 6-foot Test leads$17.12
- Lisle®"Handy Hooker" Circuit Tester (25600)"Handy Hooker" Circuit Tester by Lisle®. 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 12 volts. Alligator clip grounds...Designed to help to get your job done rightManufactured utilizing the highest quality materials$16.77
- Lisle®6 to 12 V AC/DC Circuit Tester (26250)6 to 12 V AC/DC Circuit Tester (26250) by Lisle®. Quick check both AC and DC current up to 12 volts with power on. Helps locate shorts or breaks in wiring. Complete with insulated grounding clip.Intended to help you do the maintenance job with ease and comfortCrafted using leading-edge technology for maximum functionality$8.07
- Lisle®6 to 12 V Heavy-Duty Circuit Tester (28400)6 to 12 V Heavy-Duty Circuit Tester (28400) by Lisle®. Quickly Tests Low Voltage up to 12 Volts. A heavy duty circuit tester for lifetime use. The probe, handle, cord and clamp are reinforced for extra durability. Comes with a strain...Intended to help you do the maintenance job with ease and comfortCrafted using leading-edge technology for maximum functionality$14.75
- Lisle®6 to 24 V Circuit Tester with Buzzer (28620)6 to 24 V Circuit Tester with Buzzer (28620) by Lisle®. Heavy-Duty Tester Signals with a Light and a Buzzer. Tests low voltage up to 28 volts. Spring loaded hook can be removed to use the probe tip only. Can also be used to check...Intended to help you do the maintenance job with ease and comfortCrafted using leading-edge technology for maximum functionality$25.30
- Lisle®6 to 24 V Heavy-Duty Circuit Tester (27430)6 to 24 V Heavy-Duty Circuit Tester (27430) by Lisle®. Quickly Tests Voltage up to 24 Volts. Heavy duty probe, cord and clamp. The probe is insulated with high-visibility shrink tubing to prevent the possibility of shorting the side of...Intended to help you do the maintenance job with ease and comfortCrafted using leading-edge technology for maximum functionality$14.08
Almost any wiring job requires electrical circuit testing to make sure everything is OK, and there are numerous electrical testing tools available on the market. The simplest electrical testing device is a test light tool. It has a probe that leads to a fuse located inside the device. The fuse is connected to the light, which lights up to indicate that current comes through it. Also, test light tools may have a clamp for ground connection. If short circuit occurs, the fuse in the tool blows and does not allow for excessive current flow. So, test light tools are quite simple and inexpensive devices, which are needed for dealing with basic electric jobs.
Multimeters provide more information about electric current and show voltage, resistance, and more. Such tools help to find various electric faults and eliminate them. If your job requires testing isolation resistance, you will need a megohmmeter. If you need to check the safety of the electrical system, a current leakage tester can be very helpful. We also carry current line splitters, cable height meters, circuit tracers and accessories, current probes, and more. Take advantage of quality electrical testing tools we offer at a fair price.