Mack Semi Truck Electrical System Testers
- 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$25.32 - $36.03
- 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$14.56 - $29.43
- Auto Meter®DPL Technology™ Intelligent Handheld Battery TesterUniversal DPL Technology™ Intelligent Handheld 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...Tests flooded, deep cycle, and AGM batteries with also detects discharged batteries, bad cells, and has built in reverse polarity protectionThis tester applies a true load to the battery in order to simulate real world operating conditions consistent$414.36 - $906.95
- 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 - $2,757.95
- 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$256.66
- 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$22.26 - $22.63
- 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$17.97
- 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$42.30 - $363.70
- 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$142.24 - $430.56
- 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$160.74
- 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$2.41 - $3.38
- 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$52.11 - $69.41
- 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$9.17 - $15.02
- 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$139.78
- 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$172.08
- 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 - $211.18
- 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 - $121.93
- 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 - $254.11
- 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 - $17.38
- Solar®Digital Battery and Electrical System TesterDigital Battery and Electrical System Tester by Solar®. 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...Designed to help to get your job done rightManufactured utilizing the highest quality materials$67.27 - $260.56
- Standard®Handypack™ Battery Test ClipsUniversal Handypack™ Battery Test Clips by Standard®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs,...Manufactured for your battery maintenance tasksBuilt to meet strict quality standards and safety requirements$2.59 - $4.29
- Lang Tools®10' 3 Leads Magnetic Retractable Test Leads with Insulated Alligator Clip (1135)Universal 10' 3 Leads Magnetic Retractable Test Leads with Insulated Alligator Clip (1135) by Lang Tools®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for...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$25.32
- Lang Tools®10' 3 Leads Retractable Test Leads with Insulated Alligator Clip (1129)Universal 10' 3 Leads Retractable Test Leads with Insulated Alligator Clip (1129) by Lang Tools®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your...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$16.42
- Lang Tools®30' 2 Leads Magnetic Retractable Test Leads with Insulated Alligator Clip (1138)Universal 30' 2 Leads Magnetic Retractable Test Leads with Insulated Alligator Clip (1138) by Lang Tools®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for...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$36.03
- Lang Tools®30' 2 Leads Retractable Test Leads with Insulated Alligator Clip (1137)Universal 30' 2 Leads Retractable Test Leads with Insulated Alligator Clip (1137) by Lang Tools®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your...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$29.43
- Lang Tools®30' Retractable Test Leads with Insulated Alligator Clip (1130)Universal 30' Retractable Test Leads with Insulated Alligator Clip (1130) by Lang Tools®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical...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$14.56
- ATD®12 V 500 A Variable Carbon Pile Battery Load Tester (5489)Universal 12 V 500 A Variable Carbon Pile Battery Load Tester by ATD®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance...Tests 12V batteries, alternators and startersTests batteries to 1000 CCA$141.95
- Associated Equipment®0 to 12 V 125 A Alternator or Battery Tester (6031)Universal 0 to 12 V 125 A Alternator or Battery Tester by Associated Equipment®. Tests for defective alternators diodes including GM trio test, and performs complete battery test as well. 125 amp load checks state of charge on...Powerful PerformanceTests for defective alternatordiodes including GM trio test$171.09
- Associated Equipment®0 to 16 V 125 A Durable Handheld Battery Tester (6029)Universal 0 to 16 V 125 A Durable Handheld Battery Tester by Associated Equipment®. Tests battery state of charge, cranking ability, charging system output Checks for excessive stater motor draw. This product is made of high-quality...Powerful PerformanceTest 6 and 12 volt batteries alternators and starters$130.68
- Associated Equipment®0 to 16 V 135 A Handheld Battery Load Tester (6026)Universal 0 to 16 V 135 A Handheld Battery Load Tester by Associated Equipment®. This test evaluates the battery's ability to crank an engine. The tester draws current from the battery while measuring its voltage level. The voltage...Great value priced battery testerCables extend out from bottom of handle for safe and convenientuse$78.83