Semi Truck Electrical System Testers
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OTC® - Replacement BulbsUniversal Replacement Bulbs by OTC®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs, delivering features and...Designed for your maintenance needsMade from high-grade material for a long lifespan$13.37 - $668.44Availability Varies - Depends on Product Options - Associated Equipment® - Automatic Battery and Electrical System TesterUniversal Automatic Battery and Electrical System Tester by Associated Equipment®. An automated battery testing unit that uses no dirty, maintenance-prone carbon piles. Just enter the discharge current, press the “start” button and...Easy-to-read LED voltmeter and ammeter500A safety clamps with “Flexi-Spring” and patented side terminal adapters$1,755.57 - $2,303.69Availability Varies - Depends on Product Options
- Associated Equipment® - Battery Load TesterUniversal Battery Load Tester by Associated Equipment®. 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...Made in USAOne Year Warranty$950.54 - $1,815.97Availability Varies - Depends on Product Options
- Associated Equipment® - Carbon Pile Battery Load TesterUniversal Carbon Pile Battery Load Tester by Associated Equipment®. 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...Designed to help to get your job done rightManufactured utilizing the highest quality materials$158.82 - $1,653.64In Stock - Ships in 24 to 48 hrs
- Associated Equipment® - Handheld Digital Battery, Alternator, Starter TesterUniversal Handheld Digital Battery, Alternator, Starter Tester by Associated Equipment®. 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...Stores last test series with or without powerBattery test displays:$209.61 - $420.16Availability Varies - Depends on Product Options
- Auto Meter® - AutoGage™ Digital Battery TesterUniversal AutoGage™ Digital Battery Tester by Auto Meter®. 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...Manufactured for your battery maintenance tasksBuilt to meet strict quality standards and safety requirements$466.95 - $777.95Availability Varies - Depends on Product Options
- Auto Meter® - Intelli-Check II™ Electrical System TesterUniversal Intelli-Check II™ Electrical System Tester by Auto Meter®. Professional grade, fully automatic electrical system tester specifically designed for diagnosing heavy-duty batteries and Electrical System. The BCT-200J utilizes...Designed for and used exclusively by heavy-duty truck and off-road equipment techniciansTests flooded and AGM batteries and starting/charging circuits$1,516.15In Stock - Ships within 24 hrs
- Auto Meter® - Variable Electrical System and Battery Load TesterUniversal Variable Electrical System and Battery Load Tester by Auto Meter®. 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...Designed to help to get your job done rightManufactured utilizing the highest quality materials$579.95 - $2,757.95Availability Varies - Depends on Product Options
- Electronic Specialties® - Digital Electrical System and Battery TesterUniversal 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$224.00In Stock - Ships in 24 to 48 hrs
- Electronic Specialties® - Fuse Buddy™ ATC Fuse TesterUniversal 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$18.64 - $23.98Availability Varies - Depends on Product Options
- Electronic Specialties® - Fuse Buddy™ Current LoopUniversal 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$13.55In Stock - Ships in 24 to 48 hrs
- FJC® - Battery TesterUniversal 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$36.28 - $363.70Availability Varies - Depends on Product Options
- FJC® - Carbon Pile Battery Load TesterUniversal 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$139.72 - $398.54Availability Varies - Depends on Product Options
- Four Seasons® - ECV Compressor Diagnostic Tool Female Harness ConnectorUniversal ECV Compressor Diagnostic Tool Female Harness Connector by Four Seasons®. Diagnostic Tool. ECV compressor connector. Four Seasons products are engineered and tested to provide years of trouble free operation. Backed by over 50...Designed to keep your A/C system in top shapeThe finest quality at a great price$5.73 - $9.40Availability Varies - Depends on Product Options
- Four Seasons® - ECV Compressor Diagnostic Tool Male Harness ConnectorUniversal ECV Compressor Diagnostic Tool Male Harness Connector by Four Seasons®. Diagnostic Tool. ECV compressor connector. Four Seasons products are engineered and tested to provide years of trouble free operation. Backed by over 50...Designed to keep your A/C system in top shapeThe finest quality at a great price$7.88 - $10.64Availability Varies - Depends on Product Options
- IPA® - Fuse Saver™ Replacement HandleUniversal Fuse Saver™ Replacement Handle by IPA®. These Fuse Saver™ handle replacements come in multiple sizes. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and...Designed for your maintenance needsMade from high-grade material for a long lifespan$27.27 - $28.60Availability Varies - Depends on Product Options
- Lang Tools® - Magnetic Retractable Test LeadsUniversal Magnetic Retractable Test Leads by Lang Tools®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs,...Retractable test leads pull out and stay at desired length and rewind into its own protective case when not in useDesigned for your maintenance needs$23.41 - $34.54In Stock - Ships in 24 to 48 hrs
- Lang Tools® - Retractable Test LeadsUniversal Retractable Test Leads by Lang Tools®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs, delivering...Retractable test leads pull out and stay at desired length and rewind into its own protective case when not in useDesigned for your maintenance needs$13.47 - $28.21In Stock - Ships in 24 to 48 hrs
- Launch Tech® - Battery TesterUniversal Battery Tester by Launch Tech®. 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...Battery Health with available CCAVehicle starting voltage detection$88.67 - $214.87Availability Varies - Depends on Product Options
- Lisle® - Deluxe Relay Tester SetUniversal Deluxe Relay Tester Set by Lisle®. Includes 8 Jumpers to Fit Most Popular Relays. Also Includes Test Lead Kit and Relay Puller Pliers. Jumpers have tabs for clamping and flat pads to place test leads on. No need to pierce...Designed for your maintenance needsMade from high-grade material for a long lifespan$150.61In Stock - Ships in 24 to 48 hrs
- Lisle® - Relay JumperUniversal Relay Jumper by Lisle®. 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...Designed to help to get your job done rightManufactured utilizing the highest quality materials$15.71 - $20.82Availability Varies - Depends on Product Options
- Lisle® - Replacement BulbUniversal Replacement Bulb by Lisle®. 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...Designed to help to get your job done rightManufactured utilizing the highest quality materials$2.71 - $4.11Availability Varies - Depends on Product Options
- Milton® - Battery TesterUniversal Battery Tester by Milton®. 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...Tests 6 and 12 volt batteriesAnalog display is easy to read$44.99 - $69.41Availability Varies - Depends on Product Options
- Milton® - Circuit TesterUniversal Circuit Tester by Milton®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs, delivering features and...Designed for your maintenance needsMade from high-grade material for a long lifespan$8.59 - $12.78In Stock - Ships within 24 hrs
- Power Probe® - 3CS™ Circuit TesterUniversal 3CS™ Circuit Tester by Power Probe®. 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...Digital voltmeterRelay and component tester$139.78In Stock - Ships in 24 to 48 hrs
- Power Probe® - 3EZ™ Circuit TesterUniversal 3EZ™ Circuit Tester 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 testing of fuse boxes, verifies correct operation of motors,...Voltage & Polarity testingContinuity testing$172.08In Stock - Ships in 24 to 48 hrs
- Power Probe® - Circuit Tracer and Short Finder KitUniversal Circuit Tracer and Short Finder Kit by Power Probe®. The ECT3000 Electrical Short and Open Finder makes locating shorts and opens quickly and more accurately than ever before. When the ECT3000 Transmitter is connected to an...Trace Out a Short Circuit to Chassis GroundTracing Out a Battery Drain or Current Draw$137.23 - $211.18In Stock - Ships in 24 to 48 hrs
- Power Probe® - Extension WireUniversal Extension Wire by Power Probe®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs, delivering features and...Designed for your maintenance needsMade from high-grade material for a long lifespan$21.63 - $121.93In Stock - Ships within 24 hrs
- Power Probe® - PP 3™ Circuit TesterUniversal PP 3™ Circuit Tester by Power Probe®. 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...Designed to help to get your job done rightManufactured utilizing the highest quality materials$179.31 - $254.11Availability Varies - Depends on Product Options
- Power Probe® - Probe TipUniversal Probe Tip by Power Probe®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs, delivering features and...Designed for your maintenance needsMade from high-grade material for a long lifespan$13.56 - $17.38Availability Varies - Depends on Product Options
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