(Updated on April 15, 2020)
Car batteries are among the most essential components of any modern automotive vehicle. If a battery gaing to bad, then the electrical components in the vehicle systems will stop working. It is therefore important for both drivers and mechanics to frequently test car batteries to ensure that they are working at an optimal level using a car battery tester. The problem is with so many battery testers on the market which one do you buy?
Well to help answer that question, here is our list of the top 10 best car battery testers currently on the market.
1: OTC 3182 130-Amp Digital Battery Load Tester
OTC are one of the best-known brands in the battery tester market and they sell some of the highest rated products out there. Their battery testers generally have compact and light designs with strong contacts to withstand constant use.
The OTC 3182 130-Amp tester is one of OTC’s heavier battery testers but its easily readable display, comfortable grip handles, side-clamper mounted test leads, ripple detection lights and dual-jaw load clamper designs, make it a comprehensive option for any mechanic.
2: Power Probe IV
The Power Probe IV is another quality tester that sits at the cheaper end of the market. With its large LCD screen, easy to use menus, Ohmmeter for accurate circuit testing, frequency and pulse width and AC peak-to-peak readings, this battery testers gives a lot of bang for its buck.
3: SOLAR BA9 Battery and System Tester
The SOLAR BA9 is a Digital System Tester system that offers quick, precise, and simple assessment/diagnosis for your 12V car battery and your vehicles starter systems.
It can test a wide range of 12-volt batteries with operating ranges of 40 to 1200 CCA meaning this tester is good for all types of batteries including Conventional Acid, AGM Spiral Wound, AGM Flat plate and Gel-Cell batteries. On top of that, this tester can provide an accurate assessment of discharged batteries letting you know how low the charge is.
4: SOLAR BA5 Electronic Battery Tester
Our second SOLAR on the list is another good all-round battery tester but minus the starter system testing of the BA9.
The BA5 is built with portability in mind and can easily be fitted in a pocket. It has a range of 7-15V and the ability to test batteries with ratings between 100-200 cold-craning amps meaning it can cover most battery types from AGM batteries, conventional, gel-cell, maintenance-free, marine cranking deep-cycle, plus many other battery types.
The built in LED display provides quick assessment with both numerical and fail/pass results shown making this tester a good choice for ease of use.
5: Kzyee KS21 Auto Battery Tester
The Kayzee KS21 is a small and compact car battery tester which uses advanced conductance technology for easier analysis and for checking your batteries cold cranking amps, starting ability, healthy state and detecting for regular charging system faults.
It can be used to analyze batteries in the 9-12 Volt range making it suitable for both car and motorcycle batteries. Its range of readings is great for detecting faults and spotting problems early.
6: Schumacher BT-100 Battery Load Tester
The Schumacher BT-100 is a 100Amp battery load testers that is great for all battery health checks.
It works for both 12 Volt and 6V batteries and can efficiently test battery loads, starter motor draws and provide complete diagnosis of charging system.
The BT-100 features shock-resistant meters that ship with a strong, durable case for safe storage and transport and super-grip battery clamps that make it one of the easiest to use load testers on the market.
7: Amprobe BAT-250 Battery Tester
Amprobe’s BAT-250 battery tester includes a clear display that is adjusted for easy viewing while testing and side-cradles to hold batteries safely in place. Its clamps have 9 Volt contacts that allow for accurate testing and are moulded to fit hands comfortably. The old school analogue display is accurate and gives a good visual representation of the battery’s health.
Another added bonus is that this tester doesn’t require an internal battery to run, making it more portable and easier to use.
8: Vosarea Automotive Battery Tester
This old school battery tester by Vosarea is designed to thoroughly test any vehicle battery. It comes with an easy to read color-coded analogue voltage meter and an analysis chart stuck to the back to make it easier to understand the readings.
This tester is suitable for 6V and 12V batteries and comes with insulated grip handles on copper clip connectors that ensure safe usage and durability.
9: Amprobe BAT-200 Battery Tester
The Amprobe BAT-200 Battery Tester has long held a reputation for dependability and accuracy. It includes an easily readable analogue display with color-coded, well-calibrated scales that let you see the current condition of your battery with little fuss.
It is compatible with 9 Volt, AA and AAA, C, D as well as 1.5V Button Type batteries. This is another tester that needs no internal battery to run making it easily transportable and cheaper to run.
10: FOXWELL BT705 Automotive 100-2000 CCA Battery Load Tester
FOXWELL are well known in the automotive trade for flexible multipurpose battery testers and the BT705 is the best they offer. It is designed for both 12V and 24V batteries with capacities between 100 to 2000 CCA.
This tester uses an advanced patented conductance technology to ensure results are accurate along with premium quality copper clips for stable power communication during testing.
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As you can see there are many, many car battery load testers on the market but if you follow our guide you should find one that suits your needs.