10 Best Battery Testers 12vs

Last Updated September 2020 Based on 1429 Reviews
1 Best of the Best!
Schumacher BT-100 100 Amp Capacity Battery Load Tester
Schumacher Schumacher BT-100 100 Amp Capacity Battery Load Tester
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9.9 Greet
Product Highlights
  • Tests 6V and 12V batteries up to 1000 CCA, ideal for cars, light trucks, RVs, motorcycles, ATVs, boats and lawn tractor batteries
  • 100A load test for 12V batteries; 50A load test for 6V batteries
  • Tests load, battery condition, starter motor draw, with complete charging system diagnosis
  • Features top-mounted rocker switch for easier operation
  • Includes super-grip, heavy-duty, color-coded battery clamps
2
OEMTOOLS 24338 100A Tester Health of Auto Tests 6 or 12 Volt Batteries - Works for Cars, Trucks, RVs, Golf Carts | Easy to Read Analog Display | Powerful & Simple
OEMTOOLS OEMTOOLS 24338 100A Tester Health of Auto Tests 6 or 12 Volt Batteries - Works for Cars, Trucks, RVs, Golf Carts | Easy to Read Analog Display | Powerful & Simple
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9.5 Greet
Product Highlights
  • EASY, FAST AND CONVENIENT USE: It only takes 10 seconds for our car battery tester to run diagnostics on your automobile. It tests batteries both installed and uninstalled, and its results are easy to read. This 12v battery load tester is perfect for all vehicle testing.
  • HEAVY DUTY COPPER CLAMPS: This car battery tester has rust-resistant copper clamps perfect for testing in all weather and situations. Also, it is housed in a robust steel case for travel.
  • SHOCK-RESISTANT METER: Our 100A battery tester can withstand all conditions and repairs with its shock-resistant meter meant for automotive diagnostics. Also, it can perform as a golf cart battery tester and motorcycle battery tester, proving it can be used for various machine battery testing.
  • MADE FOR 6V AND 12V BATTERIES: This handheld battery tester is made for 6v and 12v battery testing up to 1,000CCA. Our batteries tester test battery load, condition, and starter motor draw.
  • EASY STORAGE: Store this analog battery tester in your car or your garage easily with its compact design. Our versatile tool is always ready for testing, as it can be stored in your garage or car.
3
OTC 3180 100 Amp Battery Load Tester
OTC OTC 3180 100 Amp Battery Load Tester
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9.2 Greet
Product Highlights
  • Convenient portable size and easy-to-read scales
  • Tests batteries on or off the car in just 10 seconds
  • Determines good/bad status with an extra-large display with zero adjust
  • Determines state-of-charge cranking and charging volts
  • Works on both 6 Volts and 12 volts batteries
4
INNOVA 3721 Battery and Charging System Monitor
INNOVA INNOVA 3721 Battery and Charging System Monitor
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8.9 Very good
Product Highlights
  • Easily plugs into vehicle's cigarette lighter or power receptacle to monitor battery and charging system voltage
  • Designed for 12-volt negative ground systems
  • LCD displays measured voltage with a bar graph to indicate battery charge level
  • Color-coded LEDs quickly identify battery's charge status
  • Head pivots for easy viewing and angle adjustment
5
Schumacher SC1281 6/12V Fully Automatic Battery Charger and 30/100A Engine Starter with Advanced Diagnostic Testing
Schumacher Schumacher SC1281 6/12V Fully Automatic Battery Charger and 30/100A Engine Starter with Advanced Diagnostic Testing
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8.5 Very good
Product Highlights
  • Features 30A quick boost and 100A jump start, powerful enough to start SUVs, trucks and large batteries
  • Battery and alternator tester provides charge level and helps diagnose electrical problems
  • Features multi-stage charging and auto-voltage detection for added precision, safety and battery life. UL Safety Certifications
  • Reverse hook-up protection ensures charger will not operate if clamps are reversed
  • Charges compatible battery types, including standard, AGM, gel and deep-cycle batteries
6
SOLAR BA9 40-1200 CCA Digital Battery and System Tester
Clore Automotive SOLAR BA9 40-1200 CCA Digital Battery and System Tester
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8.1 Very good
Product Highlights
  • 12 Volt battery and system testing
  • 40-1200 CCA testing capacity
  • 7-15V operating range
  • Compatible with many battery types, including Flooded, AGM, Spiral and Gel Cell
  • LCD display for optimal viewing in all lighting environments
7
Clore Automotive 1876 1000 Amp Carbon Pile Battery Load Tester (6/12/24 Volt)
Clore Automotive Clore Automotive 1876 1000 Amp Carbon Pile Battery Load Tester (6/12/24 Volt)
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7.7 Good
Product Highlights
  • Variable load capability to 1000 Amps
  • Tests batteries to 2000CCA
  • Enables Starter and Alternator assessment
  • Large, easy-to-read gauges,Operating Voltage : 6/12/24 Volt,Cable Reach : 56"Inch
  • Heavy-duty clamps penetrate corrosion on battery terminals
8
SOLAR BA7 100-1200 CCA Electronic Battery and System Tester
Clore Automotive SOLAR BA7 100-1200 CCA Electronic Battery and System Tester
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7.4 Good
Product Highlights
  • Test 12 volt batteries from 100-1200 CCA, operating range from 7-15V
  • Tests multiple battery types, including Conventional, AGM, Gel Cell, Spiral Wound and Deep Cycle Batteries (with a Starting Rating)
  • LED indication of battery and system pass or fail (as applicable), plus presents the derived reading for the battery tested
  • Easy to Use - Operator is guided through each step in the testing process
  • Bright 4 digit LED display is great for bright or low light settings
9
STANLEY BC25BS Fully Automatic 25 Amp 12V Bench Battery Charger/Maintainer with 75A Engine Start, Alternator Check, Cable Clamps
STANLEY STANLEY BC25BS Fully Automatic 25 Amp 12V Bench Battery Charger/Maintainer with 75A Engine Start, Alternator Check, Cable Clamps
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7 Good
Product Highlights
  • 25 amp bench battery charger maintains and charges any AGM, GEL, or WET automotive or marine 12V battery
  • Fully automatic high frequency charging delivers 3 stage charging, automatically switching from fast charge, to top-off, to trickle charge
  • Battery reconditioning feature helps extend battery life; 75 amp engine start helps start your vehicle in about 90 seconds
  • Equipped with reverse polarity protection; LCD screen displays charging status and battery status with easy to understand icons
  • Features a patented alternator check which indicates if the alternator is maintaining battery level; ETL Certified for performance and safety
10
BLACK+DECKER BC25BD Fully Automatic 25 Amp 12V Bench Battery Charger/Maintainer with 75A Engine Start, Alternator Check, Cable Clamps
BLACK+DECKER BLACK+DECKER BC25BD Fully Automatic 25 Amp 12V Bench Battery Charger/Maintainer with 75A Engine Start, Alternator Check, Cable Clamps
More info
6.7 Good
Product Highlights
  • 25 amp bench battery charger maintains and charges any AGM, GEL, or WET automotive or marine 12V battery
  • Fully automatic high frequency charging delivers 3 stage charging, automatically switching from fast charge, to top-off, to trickle charge
  • Battery reconditioning feature helps extend battery life; 75 amp engine start helps start your vehicle in about 90 seconds
  • Equipped with reverse polarity protection; LCD screen displays charging status and battery status with easy to understand icons
  • Features a patented alternator check which indicates if the alternator is maintaining battery level; ETL Certified for performance and safety

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