Mack MRU Electrical System Testers
- GearWrench®6 V/12 V High-Low Circuit Tester (129D)Universal 6 V/12 V High-Low Circuit Tester by GearWrench®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs,...Tests voltage in 6 and 12V systems by grounding the clip and touching the probe to the point being testedTester bulb will light if power is present$12.68
- IPA®6-piece Fuse Box Adapter Kit (8014)Universal 6-piece Fuse Box Adapter Kit by IPA®. The new Adapter Set allows Fuse Saver® access to a wide variety of fuse box applications. Your electrical system maintenance will be easier with this high-quality product. It is specially...Designed for your maintenance needsMade from high-grade material for a long lifespan$54.99
- IPA®7-Way Replacement Pin and Jumpers Pack for Trailer Circuit Tester (7865-K)Universal 7-Way Replacement Pin and Jumpers Pack for Trailer Circuit Tester by IPA®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system...Designed for your maintenance needsMade from high-grade material for a long lifespan$12.35
- IPA®Electric Brake Force Meter with Dynamic Load Simulation And Circuit Testing (9107A)Universal Electric Brake Force Meter with Dynamic Load Simulation And Circuit Testing by IPA®. Tests Truck-Side Brake Controller Output and All Towing-Lighting Functions Without a Trailer! The #9107A Electric Brake Force Meter with...Brake Force Meter displays real-time, brake controller output gain and timingQuickly troubleshoots electrical circuits and ground condition$164.96
- IPA®Fuse Saver™ 10' Extension Cable (8005-EXT)Universal Fuse Saver™ 10' Extension Cable by IPA®. This is a replacement part for the #8005: Fuse Saver® Standard Kit. 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$26.92
- IPA®Fuse Saver™ 5 A Orange Replacement Handle (8005-5A)Universal Fuse Saver™ 5 A Orange Replacement Handle (8005-5A) 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...Designed for your maintenance needsMade from high-grade material for a long lifespan$28.64
- IPA®Fuse Saver™ Electrical System Tester Kit (8016)Universal Fuse Saver™ Electrical System Tester Kit by IPA®. Chase Down Short Circuits Without Blowing Fuses! The Fuse Saver® Master Kit provides a level of versatility in electronics testing (5-30 amps) never before available. It...Helps install radios, CD players, radar detectors and accessories with easeAllows a technician to move around a vehicle shake testing wires while looking for the short$204.71
- 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$25.38
- 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$16.46
- 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$36.12
- 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$29.50
- 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$14.60
- Lisle®Deluxe Relay Tester Set (60660)Universal Deluxe Relay Tester Set (60660) 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...Designed for your maintenance needsMade from high-grade material for a long lifespan$155.82
- Lisle®Master Relay and Fused Circuit Tester Kit (69300)Universal Master Relay and Fused Circuit Tester Kit by Lisle®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs,...Kit Makes Testing Relays or Live Circuits Quick and EasyJumpers to fit most popular relays$197.95
- Lisle®Power and Ground Outlet (32150)Universal Power and Ground Outlet by Lisle®. Provides a Convenient Electrical Ground and Power Source from the Vehicle. Plug the tool into the cigarette lighter or power accessory receptacle. You now have a ground and power source on...Designed for your maintenance needsMade from high-grade material for a long lifespan$16.33
- Lisle®Replacement Bulb for 20610 Inline Spark Tester (20680)Universal Replacement Bulb for 20610 Inline Spark Tester by Lisle®. 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$3.45
- Midtronics®10' Replacement Cable for EXP-1000 and EXP-1000HD Battery Testers (A083)Universal 10' Replacement Cable for EXP-1000 and EXP-1000HD Battery Testers (A083) by Midtronics®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your...Manufactured for your battery maintenance tasksBuilt to meet strict quality standards and safety requirements$87.25
- Milton®6 V/12 V Battery Tester (1260)Universal 6 V/12 V Battery Tester (1260) by Milton®. This battery, starter and charging system tester can test up to 120 amps at 10 volts. This tester has a black metal finish and includes storage on the side for cables. With its heavy...Tests 6 and 12 volt batteriesAnalog display is easy to read$52.11
- Nippon America®350 A Anderson Type DC Plug (MLX8040)Universal 350 A Anderson Type DC Plug by Nippon America®. Your electrical system maintenance will be easier with this high-quality product. It is specially developed and manufactured for your electrical system maintenance needs,...Designed for your maintenance needsMade from high-grade material for a long lifespan$10.99
- OTC®0 to 1000 A Mid and High Range Amp Probe (3174)Universal 0 to 1000 A Mid and High Range Amp Probe by OTC®. 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...Test charging current and starting current draw most vehicle applicationsLow battery indicator$412.04
- OTC®3 Pieces Alligator Clips (3840-03)Universal 3 Pieces Alligator Clips by OTC®. The exclusive vehicle-specific database in the 3840F contains information for most domestic vehicles as well as many imports. The Scope also recommends the appropriate test procedures for...Designed for your maintenance needsMade from high-grade material for a long lifespan$83.57
- OTC®6 V/12 V 130 A Heavy Duty Battery Load Tester (3181)Universal 6 V/12 V 130 A Heavy Duty Battery Load Tester by OTC®. Applying an industry-leading 130 amp load, this ergonomically designed, heavy-duty battery tester provides accurate, reliable test results in just 10 2nds. It includes...Uniquely-designed clamps for both top and side post batteriesExtra large display with zero adjust$77.00
- OTC®9.6 V Battery Pack (239180)Universal 9.6 V Battery Pack 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$96.55
- OTC®ACC Solarity High Capacity Power Supply/Battery for 3850 Scope Kit (3850-05)Universal ACC Solarity High Capacity Power Supply/Battery for 3850 Scope Kit by OTC®. 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....Designed to help to get your job done rightManufactured utilizing the highest quality materials$135.10
- OTC®Anti-zap Auto Surge Protector (3386)Universal Anti-zap Auto Surge Protector by OTC®. Prevents damage to sensitive electronic systems. Protects key vehicle components from high-voltage spikes. Your electrical system maintenance will be easier with this high-quality...Designed for your maintenance needsMade from high-grade material for a long lifespan$161.98
- OTC®Battery Adapter (212638)Universal Battery Adapter 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$41.63
- OTC®Bosch™ VET 100 Circuit Analysis Tool (3920)Universal Bosch™ VET 100 Circuit Analysis Tool by OTC®. The Bosch VET 100 Circuit Analysis Tool is perfect for data stream analysis using your scan tool. With quick and easy setup, you can identify faulty sensors, wiring harnesses,...Save time and quickly identify failed circuit component, wiring harness or ECMUse with any scan tool during data stream analysis$237.04
- OTC®Diesel Glow Plug Tester (3673)Universal Diesel Glow Plug Tester by OTC®. Glow Plug Tester provides fault detection through LED's for a quick analysis; Short Circuit, Over Current, Normal Operation, Open Circuit/Under Current.Glow Plug Tester allows for testing without removing glow plug from enginePowers the glow plug to test the plug in it's operating state$223.44
- OTC®Ignition Adapter Connector Kit (3579)Universal Ignition Adapter Connector Kit by OTC®. 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$86.04
- OTC®Parasitic Draw Test Switch (6945)Universal Parasitic Draw Test Switch by OTC®. Test switch is used with an amp meter to isolate parasitic amperage draws on all GM vehicles or any vehicle with a side- or top-post battery. This tool attaches between the negative battery...Designed to help to get your job done rightManufactured utilizing the highest quality materials$115.78