Electrical Testing

Electrical Power Testing

Featured Brands

  • OTC® - 100 Series Automotive 12-Function Auto Ranging Digital Multimeter
    OTC® - 100 Series Automotive 12-Function Auto Ranging Digital Multimeter (3505A)
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    # mpn4487532963
    100 Series Automotive 12-Function Auto Ranging Digital Multimeter by OTC®. The 3505A is the latest version of the Clasic 100 Series Auto-ranging Automotive Multimeter with many new and useful troubleshooting features. It still features...
    Ideal solution to help you do your job with great precisionDesigned using sophisticated technology for maximum functionality
    $304.39
    In Stock - Ships in 24 to 48 hrs
  • OTC® - 1000 V Hybrid Digital Multimeter
    OTC® - 1000 V Hybrid Digital Multimeter (3990)
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    # mpn4971585487
    1000 V Hybrid Digital Multimeter by OTC®. OTC 1000V CAT III Hybrid Multimeter with Insulation Resistance Test. A full function Multimeter with an insulation test feature is used to test for voltage leaks through insulation found on...
    Hybrid Insulation Resistance TestTrue RMS
    $376.35
    In Stock - Ships in 24 to 48 hrs
  • OTC® - 12 to 24 V Circuit Tester
    OTC® - 12 to 24 V Circuit Tester (3642)
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    # mpn4971585479
    12 to 24 V Circuit Tester by OTC®. 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...
    Works on 12-24 volt systemsFeatures 7" stainless steel probe
    $30.80
    In Stock - Ships in 24 to 48 hrs
  • OTC® - 6 to 12 V Heavy-Duty Circuit Tester
    OTC® - 6 to 12 V Heavy-Duty Circuit Tester (3634)
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    # mpn4971585473
    6 to 12 V Heavy-Duty Circuit Tester (3634) by OTC®. Designed for testing electrical circuits and locating shorts, grounds, and open circuits.
    5' heavy-duty cordChecks 6- and 12-volt systems
    $23.22
    In Stock - Ships within 24 hrs
  • OTC® - Battery Powered Continuity Tester
    OTC® - Battery Powered Continuity Tester (3630)
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    # mpn1929630
    Battery Powered Continuity Tester by OTC®. Designed to test any type of non-live electrical circuit. Track down broken wires, bad grounds and blown fuses quickly. This product is made of high-quality materials to serve you for years to...
    Comes with AAA Alkaline batteryErgonomic, slim designed clear handle
    $26.05
    In Stock - Ships in 24 to 48 hrs
  • OTC® - Heavy-Duty Logic Probe Tester
    OTC® - Heavy-Duty Logic Probe Tester (3631)
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    # mpn1929631
    Heavy-Duty Logic Probe Tester by OTC®. Multi-functional design allows testing range of 3-26 volts. Bright red and green LEDs interpret voltage signals such as ground, power, and frequency. Tests fuel injectors, solenoids, presence of...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $33.55
    In Stock - Ships in 24 to 48 hrs
  • Pacific Industrial® - Circuit Tester
    Pacific Industrial® - Circuit Tester (0690PT)
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    # mpn4736437982
    Circuit Tester by Pacific Industrial®. 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...
    6-12 Volt Electrical TesterBulb Lights If Circuit Is Live
    $10.09
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - 12 V Deluxe Voltage Tester
    Performance Tool® - 12 V Deluxe Voltage Tester (W2975C)
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    # mpn4971585443
    12 V Deluxe Voltage 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...
    Checks 12 volt accessory circuitTest lead with alligator clip
    $3.24
    In Stock - Ships within 24 hrs
  • Performance Tool® - 3 to 48 V DC LCD Digital Circuit Tester
    Performance Tool® - 3 to 48 V DC LCD Digital Circuit Tester (W2992)
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    # mpn4971585463
    3 to 48 V DC LCD Digital 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...
    Economy LCD Circuit Tester with LED back lightIdeally used to detect power, voltage, ground, and circuit integrity
    $18.52
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - 3 to 48 V DC LED Digital Circuit Tester
    Performance Tool® - 3 to 48 V DC LED Digital Circuit Tester (W2990)
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    # mpn4971585458
    3 to 48 V DC LED Digital Circuit Tester by Performance Tool®. The professional technicians can detect voltage, power, ground and circuit integrity with increased accuracy and ease. LED indicates red for "power" or green for "ground"...
    Ideally used to detect power, voltage, ground, and circuit integrityLarge LCD display provides a 'no guess' voltage value of the circuit tested
    $33.86
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - 5-Function Auto Ranging Digital Multimeter
    Performance Tool® - 5-Function Auto Ranging Digital Multimeter (W2971)
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    # mpn4525945005
    5-Function Auto Ranging Digital Multimeter by Performance Tool®. 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...
    Designed to safely and accurately troubleshoot a variety of automotive, household and shop electrical circuitsAutomatic ranging eliminate the need to dial in the correct range when making electronic or electrical measurements
    $17.56
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - 5-Function Digital Multimeter
    Performance Tool® - 5-Function Digital Multimeter (W2974)
    0
    # mpn4565251230
    5-Function Digital Multimeter (W2974) by Performance Tool®. 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...
    Features AC & DC volt measurementDC current measurement, resistance measurement, diode test & Ohms
    $8.64
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - 6 to 12 V Voltage Tester
    Performance Tool® - 6 to 12 V Voltage Tester (W2973C)
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    # mpn4971585500
    6 to 12 V Voltage 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...
    Insulated probe for 6 volt and 12 volt systemsTest lead with alligator clip
    $2.37
    In Stock - Ships within 24 hrs
  • Performance Tool® - 6 to 24 V AC/DC Heavy-Duty Circuit Tester
    Performance Tool® - 6 to 24 V AC/DC Heavy-Duty Circuit Tester (W2981)
    0
    # mpn4971585465
    6 to 24 V AC/DC Heavy-Duty 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...
    Heavy duty test lead with spring clipTests 6, 12 and 24 volt AC and DC circuits
    $5.53
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - Automotive 5-Function Digital Multimeter
    Performance Tool® - Automotive 5-Function Digital Multimeter (W2969)
    0
    # mpn4657060770
    Automotive 5-Function Digital Multimeter by Performance Tool®. 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...
    Perform all standard tests for on the car or bench troubleshootingSafely troubleshoot a variety of automotive, household and shop electrical circuits
    $16.08
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - Automotive Circuit Tester
    Performance Tool® - Automotive Circuit Tester (1486)
    0
    # mpn4565251222
    Automotive Circuit Tester by Performance 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 of...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $5.95
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - Circuit Tester Set
    Performance Tool® - Circuit Tester Set (W2983)
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    # mpn4565251236
    Circuit Tester Set by Performance 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 of...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $8.83
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - Continuity Tester
    Performance Tool® - Continuity Tester (W2982)
    0
    # mpn4565251235
    Continuity Tester by Performance 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 of...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $4.09
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - Cordles Circuit Tester
    Performance Tool® - Cordles Circuit Tester (W2979)
    0
    # mpn4525946753
    Cordles 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...
    Detects voltage from 3v to 28vSafe with ECM's, sensors, transducers, etc
    $13.91
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - Hook Probe Circuit Tester
    Performance Tool® - Hook Probe Circuit Tester (W2993)
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    # mpn4841267883
    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
    $7.64
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - Hybrid Circuit Tester
    Performance Tool® - Hybrid Circuit Tester (W2978)
    0
    # mpn4525945010
    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)
    $15.46
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - Pocket 3-Function Analog Multimeter
    Performance Tool® - Pocket 3-Function Analog Multimeter (W2979C)
    0
    # mpn4565251232
    Pocket 3-Function Analog Multimeter by Performance Tool®. 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...
    Ideal solution to help you do your job with great precisionDesigned using sophisticated technology for maximum functionality
    $10.33
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - Profesional Automotive 5-Function Digital Multimeter
    Performance Tool® - Profesional Automotive 5-Function Digital Multimeter (W2972)
    0
    # mpn4657060771
    Profesional Automotive 5-Function Digital Multimeter by Performance Tool®. 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,...
    Performs all standard automotive electrical tests on the car or bench troubleshootingMeasure and set typical automotive functions with the tach and dwell setting
    $28.64
    In Stock - Ships in 24 to 48 hrs
  • Performance Tool® - USB Voltmeter
    Performance Tool® - USB Voltmeter (W3002)
    0
    # mpn4841268000
    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
    $7.99
    In Stock - Ships within 24 hrs
  • Power Probe® - 5 V to 35 V Digital Voltmeter
    Power Probe® - 5 V to 35 V Digital Voltmeter (PPTVM01)
    0
    # mpn4598897361
    5 V to 35 V Digital Voltmeter by Power Probe®. The DC Voltage Tester is an easy-to-use tool that can quickly test for voltage. Perfect for testing batteries, lighting systems, trailer connections, and more. This voltage tester is...
    Able to read a positive and negative voltageUsed to measure voltage in an electronic circuit
    $26.31
    In Stock - Ships within 24 hrs
  • Power Probe® - 8-Function True-RMS Digital Multimeter
    Power Probe® - 8-Function True-RMS Digital Multimeter (DMM101ES)
    0
    # mpn4737625324
    8-Function True-RMS Digital Multimeter by Power Probe®. This CAT-IV 600V Automotive Digital Multimeter by Power Probe is versatile, accurate and rugged with Large LCD Screen with Bright Backlight. Measures AC/DC Voltage and Current,...
    Data HoldMin/Max Capture
    $157.63
    In Stock - Ships within 24 hrs
  • Power Probe® - PP 3EZ™ 0 to 70 V Camo Digital Voltmeter Kit with Case and Accesories
    Power Probe® - PP 3EZ™ 0 to 70 V Camo Digital Voltmeter Kit with Case and Accesories (PP3EZCAMOAS)
    0
    # mpn4737625343
    PP 3EZ™ 0 to 70 V Camo Digital Voltmeter Kit with Case and Accesories (PP3EZCAMOAS) by Power Probe®. The Power Probe 3EZ™ is a Digital Voltmeter that provides diagnostic power with the flip of a switch. This tool simplifies the...
    Easy LearningEasy Diagnostics
    $215.43
    In Stock - Ships in 24 to 48 hrs
  • Power Probe® - PP 3EZ™ 0 to 70 V Carbon Digital Voltmeter Kit with Case and Accesories
    Power Probe® - PP 3EZ™ 0 to 70 V Carbon Digital Voltmeter Kit with Case and Accesories (PP3EZCARBAS)
    0
    # mpn4737625334
    PP 3EZ™ 0 to 70 V Carbon Digital Voltmeter Kit with Case and Accesories (PP3EZCARBAS) by Power Probe®. The Power Probe 3EZ™ is a Digital Voltmeter that provides diagnostic power with the flip of a switch. This tool simplifies the...
    Easy LearningEasy Diagnostics
    $215.43
    In Stock - Ships in 24 to 48 hrs
  • Power Probe® - PP 3EZ™ 0 to 70 V Green Digital Voltmeter Kit with Case and Accesories
    Power Probe® - PP 3EZ™ 0 to 70 V Green Digital Voltmeter Kit with Case and Accesories (PP3EZGRNAS)
    0
    # mpn4737625336
    PP 3EZ™ 0 to 70 V Green Digital Voltmeter Kit with Case and Accesories (PP3EZGRNAS) by Power Probe®. The Power Probe 3EZ™ is a Digital Voltmeter that provides diagnostic power with the flip of a switch. This tool simplifies the...
    Easy LearningEasy Diagnostics
    $215.43
    In Stock - Ships in 24 to 48 hrs
  • Power Probe® - PP 3EZ™ 0 to 70 V Red Digital Voltmeter Kit with Case and Accesories
    Power Probe® - PP 3EZ™ 0 to 70 V Red Digital Voltmeter Kit with Case and Accesories (PP3EZREDAS)
    0
    # mpn4737625337
    PP 3EZ™ 0 to 70 V Red Digital Voltmeter Kit with Case and Accesories (PP3EZREDAS) by Power Probe®. The Power Probe 3EZ™ is a Digital Voltmeter that provides diagnostic power with the flip of a switch. This tool simplifies the...
    Easy LearningEasy Diagnostics
    $215.43
    In Stock - Ships in 24 to 48 hrs




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.