1981 International 2575 Electrical System Testers

Semi Truck Electrical System Testers
  • Cal-Van Tools® - 12 V/24 V Pro Relay Circuit Tester
    Cal-Van Tools® - 12 V/24 V Pro Relay Circuit Tester
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    # mpn1743095
    Universal 12 V/24 V Pro Relay Circuit Tester by Cal-Van Tools®. The 76 Relay Circuit Pro is a tool that can test an entire circuit from the battery to the component in question as well as determining if the relay itself is functioning...
    Designed for your maintenance needsMade from high-grade material for a long lifespan
    $170.06
  • Dorman® - 1" Insulated Alligator Clips
    Dorman® - 1" Insulated Alligator Clips
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    # mpn2454219
    Universal 1" Insulated Alligator Clips by Dorman®. Dorman offers a comprehensive line of Alligator Clips for almost any automotive electrical repair. All Alligator Clips are constructed of high-quality materials for long-lasting...
    Conveniently packaged in a variety of piece counts to assist with both small and large projectsAlso suitable for a broad range of household, industrial and commercial uses
    $1.60
  • Dorman® - 1-1/2" Alligator Clip with Screw
    Dorman® - 1-1/2" Alligator Clip with Screw
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    # mpn2454117
    Universal 1-1/2" Alligator Clip with Screw by Dorman®. Dorman offers a comprehensive line of Alligator Clips for almost any automotive electrical repair. All Alligator Clips are constructed of high-quality materials for long-lasting...
    Conveniently packaged in a variety of piece counts to assist with both small and large projectsAlso suitable for a broad range of household, industrial and commercial uses
    $1.75
  • Dorman® - 10' Test Leads
    Dorman® - 10' Test Leads
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    # mpn2453793
    Universal 10' Test Leads by Dorman®. Dorman's retractable test leads are indispensable for having on hand in the shop or the garage. Save time by keeping them visible and available: the magnetic backing on the case firmly affixes to...
    Essential for reliable testing of electrical circuitsEasy to use
    $8.87
  • Dorman® - 12 V Alternator and Battery Tester
    Dorman® - 12 V Alternator and Battery Tester
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    # mpn2343790
    Universal 12 V Alternator and Battery Tester by Dorman®. Dorman offers a comprehensive line of Electrical Multi-Testers for almost any automotive repair. All Electrical Multi-Testers are constructed of high-quality materials for...
    Testers light up and/or buzz to indicate testing resultDurably designed for a long service life
    $7.70
  • Dorman® - 12 V Circuit Tester with LCD Display
    Dorman® - 12 V Circuit Tester with LCD Display
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    # mpn1296822558
    Universal 12 V Circuit Tester with LCD Display by Dorman®. Dorman offers a comprehensive line of Electrical Multi-Testers for almost any automotive repair. All Electrical Multi-Testers are constructed of high-quality materials for...
    Testers light up and/or buzz to indicate testing resultDurably designed for a long service life
    $15.15
  • Dorman® - 15" Multi Purpose Ground Strap
    Dorman® - 15" Multi Purpose Ground Strap
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    # mpn2453783
    Universal 15" Multi Purpose Ground Strap by Dorman®. Dorman offers a line of Body Electrical Ground Straps for a wide range of applications. All Body Electrical Ground Straps are constructed of high-quality materials for long-lasting...
    Strap measures 15" in length to cover most usesMade of copper for high conductivity
    $4.67
  • Dorman® - 3/8" Copper Ring Lugs with Insulation
    Dorman® - 3/8" Copper Ring Lugs with Insulation
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    # mpn2453810
    Universal 3/8" Copper Ring Lugs with Insulation by Dorman®. Dorman offers a comprehensive line of Copper Lugs for almost any automotive repair. All Copper Lugs are constructed of high-quality materials for long-lasting durability.
    Conveniently packaged in a variety of piece counts to assist with both small and large projectsAlso suitable for a broad range of industrial and commercial uses
    $2.63
  • Dorman® - 399-piece Automotive Electrical Repair Kit with Case
    Dorman® - 399-piece Automotive Electrical Repair Kit with Case
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    # mpn1296821953
    Universal 399-piece Automotive Electrical Repair Kit with Case by Dorman®. Electrical Diagnostic and Repair Kit contains an assortment of the most popular items needed to complete electrical repairs. Conveniently packaged in a reusable...
    A cost-efficient and time-saving alternative to purchasing each component separatelyConveniently packaged in a durable plastic tray for protected storage
    $40.47
  • Dorman® - 9" Computer Safe Test Probe
    Dorman® - 9" Computer Safe Test Probe
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    # mpn1296821933
    Universal 9" Computer Safe Test Probe by Dorman®. For accurate testing of voltage and amperage sensitive circuits, use Diagnostic Test Probes. Replacement is constructed of high-quality materials for durability and a longer service life.
    Quality plastic, copper, and aluminum constructionSafe to use on computer controlled circuits
    $21.67
  • Dorman® - Un-insulated Alligator Clip Leads
    Dorman® - Un-insulated Alligator Clip Leads
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    # mpn2454221
    Universal Un-insulated Alligator Clip Leads by Dorman®. Dorman offers a comprehensive line of Alligator Clips for almost any automotive electrical repair. All Alligator Clips are constructed of high-quality materials for long-lasting...
    Many different lengths availableConveniently packaged in a variety of piece counts to assist with both small and large projects
    $2.25
  • Electronic Specialties® - 12 V Battery Load Tester
    Electronic Specialties® - 12 V Battery Load Tester
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    # mpn4841267951
    Universal 12 V Battery Load Tester by Electronic Specialties®. The #700 has an internal loading capacity of 100 amps. It is a great tool for finding batteries that can’t stand up to the load of today’s automotive accessories. It...
    Internal 100 Amp loading capacityTests battery voltage, relative starter currentwith heat protection draw, charging voltage and battery condition
    $32.96
  • Electronic Specialties® - 12 V Pro Relay Tester
    Electronic Specialties® - 12 V Pro Relay Tester
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    # mpn1862129
    Universal 12 V Pro Relay Tester by Electronic Specialties®. Relay Buddy is a quick go / no-go tester for the most common automotive relays. With the included adapters, Relay Buddy now tests 5 different relay types and also tests...
    Designed for your maintenance needsMade from high-grade material for a long lifespan
    $124.18
  • Electronic Specialties® - 12 V Relay Tester
    Electronic Specialties® - 12 V Relay Tester
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    # mpn1862128
    Universal 12 V Relay Tester by Electronic Specialties®. Relay Buddy is a quick go / no-go tester for the most common automotive relays. It provides you with an indication of the general health and functioning of the relay switch...
    Quick off-the-car relay testerChecks relay coil and switch contacts
    $57.05
  • Electronic Specialties® - 2 Pieces Replacement Thermal Printer Papers
    Electronic Specialties® - 2 Pieces Replacement Thermal Printer Papers
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    # mpn4642933429
    Universal 2 Pieces Replacement Thermal Printer Papers by Electronic Specialties®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $5.85
  • Electronic Specialties® - 70-Piece Diagnostic Test and Terminal Set
    Electronic Specialties® - 70-Piece Diagnostic Test and Terminal Set
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    # mpn4745353489
    Universal 70-Piece Diagnostic Test and Terminal Set by Electronic Specialties®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system...
    Clear storage case included & helps you stay organizedWorks with Multimeters and digital scopes
    $143.78
  • Electronic Specialties® - Digital Electrical System and Battery Tester
    Electronic Specialties® - Digital Electrical System and Battery Tester
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    # 2020911435
    Universal Digital Electrical System and Battery Tester by Electronic Specialties®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system...
    Accurate Battery & Electrical System TesterFeatures programmed test for new Start/Stop Batteries
    $224.00
  • Electronic Specialties® - Essentials Of Electrical Power Generation
    Electronic Specialties® - Essentials Of Electrical Power Generation
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    # mpn1862127
    Universal Essentials Of Electrical Power Generation by Electronic Specialties®. This is Dan Sullivan's 2nd book, which covers everything you need to know regarding Electric Power Generation from RV generators to large Gensets. Dan lends...
    Designed for your maintenance needsMade from high-grade material for a long lifespan
    $41.46
  • Electronic Specialties® - Fuse Buddy™ 0 to 48 V Professional Fuse Tester Kit
    Electronic Specialties® - Fuse Buddy™ 0 to 48 V Professional Fuse Tester Kit
    1
    # mpn4841267977
    Universal Fuse Buddy™ 0 to 48 V Professional Fuse Tester Kit by Electronic Specialties®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical...
    Quick and easy way to check circuit amperage drawsCheck blower motor and fuel pump amperage draws
    $79.22
  • Electronic Specialties® - Fuse Buddy™ 12 V/24 V Relay Tester
    Electronic Specialties® - Fuse Buddy™ 12 V/24 V Relay Tester
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    # mpn4745353499
    Universal Fuse Buddy™ 12 V/24 V Relay Tester by Electronic Specialties®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system...
    Is it a circuit problem or a relay problem?Relay Fuse Buddy can help diagnose the case
    $81.72
  • Electronic Specialties® - Fuse Buddy™ 30 A Mini Tester
    Electronic Specialties® - Fuse Buddy™ 30 A Mini Tester
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    # mpn1452539242
    Universal Fuse Buddy™ 30 A Mini Tester by Electronic Specialties®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance...
    Great for motor blowersOriginal fuse is replaced in-line during testing, thereby maintaining circuit protection
    $28.01
  • Electronic Specialties® - Fuse Buddy™ ATC Fuse Tester
    Electronic Specialties® - Fuse Buddy™ ATC Fuse Tester
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    # 4802566869
    Universal Fuse Buddy™ ATC Fuse Tester by Electronic Specialties®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance...
    Designed for your maintenance needsMade from high-grade material for a long lifespan
    $20.42 - $23.63
  • Electronic Specialties® - Fuse Buddy™ Current Loop
    Electronic Specialties® - Fuse Buddy™ Current Loop
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    # 4863754467
    Universal Fuse Buddy™ Current Loop by Electronic Specialties®. Just clamp your current probe over the loop to access the amperage draw through a fused circuit. Easy testing access, plugs right into fuse socket, no more hand made...
    Designed to help to get your job done rightManufactured utilizing the highest quality materials
    $14.64
  • Electronic Specialties® - Fuse Buddy™ Current Loop Kit
    Electronic Specialties® - Fuse Buddy™ Current Loop Kit
    0
    # mpn4712443160
    Universal Fuse Buddy™ Current Loop Kit by Electronic Specialties®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance...
    Plug in Fuse Buddy and read circuit amp drawsEasy test connection into fused circuits
    $32.99
  • Electronic Specialties® - LOADpro™ 12 V/48 V Dynamic Test Leads
    Electronic Specialties® - LOADpro™ 12 V/48 V Dynamic Test Leads
    0
    # mpn4686459962
    Universal LOADpro™ 12 V/48 V Dynamic Test Leads by Electronic Specialties®. This new version of LOADpro is capable of loading circuits as high as 48 volts. 185 can be deployed on Electrical System ranging from 12 volts up to 48 volts....
    Use on 12V to 48V circuitsPerforms voltage drop test with the push of a button
    $63.23
  • Electronic Specialties® - Relay Buddy™ 12 V/24 V Pro Relay Tester
    Electronic Specialties® - Relay Buddy™ 12 V/24 V Pro Relay Tester
    0
    # mpn1452539233
    Universal Relay Buddy™ 12 V/24 V Pro Relay Tester by Electronic Specialties®. 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. If the...
    Quick off-the-car relay testerChecks relay coil & switch contacts
    $61.13
  • Electronic Specialties® - Relay Buddy™ 12 V/24 V Pro Relay Tester Kit
    Electronic Specialties® - Relay Buddy™ 12 V/24 V Pro Relay Tester Kit
    0
    # mpn1437055644
    Universal Relay Buddy™ 12 V/24 V Pro Relay Tester Kit by Electronic Specialties®. Relay Buddy 12/24 Pro Test Kit tests five different relays. Relay Buddy is a quick go / no-go tester for the most common automotive relays and this new...
    Quick off-the-car relay testerChecks relay coil & switch contacts
    $135.28
  • Electronic Specialties® - Troubleshooting Book
    Electronic Specialties® - Troubleshooting Book
    0
    # mpn1452539220
    Universal Troubleshooting Book by Electronic Specialties®. Complete 200-page guide to all aspects of electrical equipment troubleshooting - explained in a way that makes it useful in the store. Written by a mechanic for real, practice...
    Batteries/TestingRelays, potentiometers, resistors, and solenoids
    $49.63
  • FJC® - Battery Tester
    FJC® - Battery Tester
    0
    # 2020910455
    Universal Battery Tester by FJC®. The Power Division of FJC is an industry-leading manufacturer and distributor of power electronic products and systems for mobile markets including battery testers, chargers, maintainers, power...
    Manufactured for your battery maintenance tasksBuilt to meet strict quality standards and safety requirements
    $42.49 - $363.70
  • FJC® - Carbon Pile Battery Load Tester
    FJC® - Carbon Pile Battery Load Tester
    0
    # 2020910451
    Universal Carbon Pile Battery Load Tester by FJC®. The Power Division of FJC is an industry-leading manufacturer and distributor of power electronic products and systems for mobile markets including battery testers, chargers,...
    Separate Volt and A metersDesigned to help to get your job done right
    $133.78 - $422.83