Battery Load Testers

Nicole Ritter
13 min readJun 18, 2024

--

Are you tired of constantly checking if your battery is holding a charge? Look no further! In this article, we’ll be rounding up the best Battery Load Testers available on the market. Say goodbye to guessing and hello to accurate readings. Let’s dive in and find the perfect tool for you!

The Top 7 Best Battery Load Testers

  1. Viking 135 Amp Car Battery Tester for 6, 12V Systems — Efficiently test automotive batteries and charging systems with the Viking 135 Amp 6, 12V Battery Load Tester, designed for versatile usage in various vehicles.
  2. AUTOOL Automotive Battery Load Tester and Analyzer — AUTOOL’s 12V/24V Battery Load Tester provides a quick and accurate diagnostic solution for assessing battery health, starter motor cranking status, and electronic charging condition in lead-acid batteries, perfect for heavy-duty vehicles.
  3. DLG Di-225 Battery Load Tester for Low Capacity Batteries (5Ah-80Ah) — Quickly and accurately judge battery conditions with the DLG DI-225 Battery Load Tester, featuring 32-bit high-end micro control unit and multiple protection features, ideal for low capacity lead-acid batteries.
  4. Garosa Electronic Load Tester: 250W, 0–20A Battery Capacity Current Tester for Power Adapter Burn-In — The Garosa Electronic Load Tester is a versatile and durable option for testing discharge capacity, suitable for power adapter assembly in a fully-automatic burn-in cabinet, featuring high performance and intuitive digital display.
  5. Cen-Tech 100 Amp Car Battery Tester for 6/12V Lead Acid Batteries — The Cen-Tech Battery Load Tester 100 Amp 6/12V 10 Ah Lead Acid 61747 is a versatile, color-coded tool that simplifies electrical diagnosis for adult car owners.
  6. OTC 3182 130 Amp Digital Battery Load Tester: Ultimate Battery Testing Solution — Ergonomic, high-capacity Battery Load Tester for fast, accurate results on 6V and 12V batteries with easy-to-read display and unique clamp design.
  7. ZTS Inc. Comprehensive Multi-Battery Tester for Various Battery Types — The ZTS Multi-Battery Tester effortlessly identifies weak or failing batteries with its high accuracy pulse load test, ensuring seamless battery management and cell matching for over 30 different types.

As an Amazon Affiliate™, we may earn through qualifying purchases at no cost to you!

Reviews

Viking 135 Amp Car Battery Tester for 6, 12V Systems

viking-135-amp-6-12v-battery-and-system-load-tester-1

I was in a bind when my car battery gave out on me, but with the Viking 135 Amp Battery Load Tester, I was able to easily test my battery and confirm that it was indeed the culprit of my stranded situation. This simple, yet effective device allowed me to quickly diagnose the issue and avoid further frustration.

One of the standout features of this product is its intuitive reversed polarity indicator. This prevented me from accidentally hooking the tester up incorrectly, which could have resulted in damage to my battery or the tester itself. I found the tester to be foolproof and easy to use, even with a limited understanding of the technical aspects of battery testing.

Another aspect I appreciated was the product’s rugged build. It felt sturdy and well-constructed, which gave me confidence in its ability to handle regular use in a variety of settings. The large dial and clear indicators made it easy to read the results and know whether my battery was holding up or if I needed to replace it.

However, I did notice a downside to using this tester. Its heating coil can get quite hot, so it’s essential to exercise caution when handling the device after testing to avoid injury. Additionally, the tester is only suitable for testing larger batteries, such as those found in cars and boats. Those looking to test motorcycle or lawnmower batteries may need to consider a different tool.

Overall, the Viking 135 Amp Battery Load Tester provided me with the information I needed to address my car battery issue. It was user-friendly, sturdy, and efficient, even with some slight limitations.

AUTOOL Automotive Battery Load Tester and Analyzer

Introducing the AUTOOL Automotive 12V/24V Battery Load Tester, an innovative tool designed to help you manage the health of your vehicle’s battery and charging system. This 30–2000 CCA battery analyzer scans both the cranking and charging status, offering you detailed diagnostic receipts on the spot.

Designed for 12V and 24V lead-acid batteries, this battery tester is the perfect solution for keeping your heavy-duty vehicles performing at their best. With a battery power source, it is portable and easy to use, making it the ideal tool for mechanics and enthusiasts alike.

The AUTOOL Automotive Battery Load Tester comes with a printing feature, allowing you to document the battery’s performance and keep track of your battery maintenance over time. This new development from AUTOOL ensures that your batteries are always functioning optimally, providing peace of mind and saving you time and money in the long run.

DLG Di-225 Battery Load Tester for Low Capacity Batteries (5Ah-80Ah)

The DLG DI-225 is an innovative battery load tester designed specifically for low capacity batteries, ranging from 5Ah to 80Ah. This device rapidly and accurately assesses the no-load energy, on-load condition, internal resistance, and charging system conditions for 6V and 12V lead-acid storage batteries. The DI-225 is equipped with a high-end 32-bit microcontroller that automatically determines the battery’s voltage (6V or 12V) and charging status, greatly simplifying the testing process.

Additionally, the DI-225 features built-in reverse polarity protection, over-voltage input protection, poor contact indication, and over-temperature notification. All these features contribute to the convenience and reliability of this battery load tester. While it is a comprehensive device for testing various batteries, some users may find the product not to function as expected, as indicated in the 1-star rating by one user who pointed out that the product failed to detect bad batteries.

Garosa Electronic Load Tester: 250W, 0–20A Battery Capacity Current Tester for Power Adapter Burn-In

It’s been a couple of weeks since I’ve started using the Garosa Electronic Load Tester for testing my batteries’ discharge capacity. The big fin heat sink impressed me from the start — it’s built tough, dust doesn’t bother it, and it’s stable enough to last a long time. I found the digital tube display incredibly intuitive, especially compared to regular LCD screens — it’s a bonus to be less prone to high temperatures.

One noteworthy feature that caught my attention was its ability to display voltage and current during the discharge process. It’s visual information like this that really helps understand the conditions your batteries are under. Plus, having separate wiring connectors for voltage and current ensures you don’t have to worry about wire resistance affecting voltages, which I found very convenient.

The Garosa Electronic Load Tester is definitely robust and sturdy. It has a power supply voltage of DC 12V and a maximum load voltage of 100V. Its maximum discharge current has an error of 0.7–0.01A and a maximum discharge power of 250W. It’s compact enough to fit in most spaces, weighing about 879g.

While I appreciate the lack of load or voltage limitations, I would have prefered some guidance for safe usage. For instance, the load can only bear voltages below 100V and a maximum discharge power of 250W, but a clear indication of this would have been great. Also, the power and voltage LEDs don’t work unless there’s a load, which can be a little confusing at first. It also needs to be clear that the load should not be put on the battery being tested and voltage sense leads should only be connected after the load is connected. Overall, though, the Garosa Electronic Load Tester has been a valuable tool in my daily life as I work with batteries.

Cen-Tech 100 Amp Car Battery Tester for 6/12V Lead Acid Batteries

cen-tech-100-amp-6-12v-battery-load-tester-1

This Cen-Tech Battery Load Tester has become a trusty companion in my garage. I’ve used it to diagnose charging system issues in my car and even to test the depth of life in a generator battery. The color-coded voltage meter is a helpful feature that makes it easy to quickly gauge the health of a battery.

One thing that stood out to me is the load tester’s simplicity and ease of use. It takes away the guesswork when it comes to troubleshooting electrical issues, and with its fast results, I can quickly determine if there’s a problem with my car’s charging system.

One downside I noticed is that the leads are a bit short, making it somewhat cumbersome to use while working on my car. However, this issue can be easily rectified by adding an extension cord or clip to the leads.

Overall, I’m happy with the performance and effectiveness of this load tester. It’s a reliable tool for anyone looking to maintain their vehicle or equipment’s battery health. Just remember to follow the instructions and use caution when handling the hot unit.

OTC 3182 130 Amp Digital Battery Load Tester: Ultimate Battery Testing Solution

otc-3182-130-amp-digital-battery-load-tester-1

I’ve been using the OTC 3182 battery load tester for a while now, and it has become my go-to tool for testing batteries in my car. The first thing that stands out is the uniquely designed clamps, which make a positive grip on both top- and side-post batteries. This is particularly helpful when testing batteries in various vehicles.

The large, easy-to-read display is another highlight, as it provides clear and accurate test results in just 10 seconds. I appreciate the ergonomic handle design, which is comfortable to hold and easy to grip.

However, the product does have a few drawbacks. One is the weight, which can be a bit heavy at 10 pounds. Additionally, the back brackets for tool storage on a wall or toolbox are a bit challenging to use, which can make organizing the device a bit tricky.

Overall, the OTC 3182 battery load tester is a reliable and accurate tool for testing batteries in your car. The positives definitely outweigh the negatives, making it a worthwhile investment for anyone who needs to test batteries frequently.

ZTS Inc. Comprehensive Multi-Battery Tester for Various Battery Types

zts-multi-battery-tester-zts-mbt-1-1

The ZTS Multi-Battery Tester is a versatile and easy-to-use device that’s perfect for testing the state of charge or power for a wide range of battery types. It uses a patented high accuracy pulse load test to provide quick and reliable results. With no switches or settings to worry about, the tester is straightforward to use, making it ideal for both professional and personal battery management tasks.

One of the standout features of this product is its ability to test popular primary (non-rechargeable) and rechargeable batteries, including NiMH, Alkaline, Lithium, and coin-type batteries. The LED bar display indicates the percentage of remaining battery capacity after a fully automatic test cycle, and the battery types are clearly labeled next to their appropriate contacts for easy identification.

One user shared their satisfaction with the tester, saying it’s a great tool for detecting weak or failing batteries and making it easier to identify when a battery needs to be replaced. Another reviewer praised the device for its indispensable nature, mentioning that it’s perfect for testing various battery types and providing a better understanding of a battery’s remaining power.

The device itself is compact, measuring 3.2 cm in depth, 19.1 cm in height, and 10.2 cm in width, while weighing just 200 grams. Despite its small size, it’s built to last, with a sturdy and durable design that ensures it continues to function well even after years of use.

However, despite its many positive attributes, there is one potential downside to consider. The ZTS Multi-Battery Tester is priced higher than some other testers on the market, which may be a drawback for those on a tight budget.

Buyer’s Guide

When it comes to ensuring the longevity and performance of your batteries, a Battery Load Tester can be an invaluable tool. This device helps in testing the battery’s capacity and health under load conditions. But before you dive into purchasing one, let’s take a closer look at some important features, considerations, and general advice about Battery Load Testers.

Important Features to Consider

There are several features that you should consider when looking for a Battery Load Tester. Here are some key aspects to focus on:

  1. Measuring Capacity: Make sure the tester can accurately measure the battery’s capacity at different load conditions. 2. Automatic Testing: Opt for a model that automatically performs tests and displays the results, saving you time and effort.

Advice on Usage and Maintenance

Using a Battery Load Tester is relatively easy, but some general advice can help you get the most out of the device:

  1. Familiarize yourself with the equipment and its instructions before using it on actual batteries. 2. Remember to clean the battery’s terminals before testing, as accumulated dirt or corrosion may affect the results.

Considerations When Choosing a Tester

When picking a Battery Load Tester, there are some factors you should take into account:

  1. Compatibility: Ensure the tester is compatible with the types and sizes of batteries you frequently work with. 2. Portability: If you need to test batteries on-the-go, choose a model that is lightweight and easy to carry.

General Advice for Battery Care

Besides using a Battery Load Tester, there are other ways to maintain your batteries’ health and performance:

  1. Store batteries at room temperature and keep them away from extreme heat or cold. 2. Avoid deep discharge, as it can weaken the battery’s capacity and shorten its lifespan. Regularly check and recharge your batteries to prevent deep discharge.

FAQ

What is a Battery Capacity Tester?

A Battery Capacity Tester, also known as Load Tester, is a specialized device that tests the capacity and performance of batteries. This information helps in determining the battery’s ability to handle the demands of different devices and applications, ensuring optimal function and reducing the risk of failure during critical operations.

Load testers can test a range of batteries, from automotive to industrial and consumer batteries. They provide important insights into battery performance, lifetime, and compatibility with devices. Load testers come in various forms, such as portable handheld devices and stationary systems, catering to different needs and applications.

Why should I use a Battery Capacity Tester?

A Battery Capacity Tester is an essential tool for anyone who relies on batteries to power their devices, whether for personal or professional use. By using a capacity tester, you can ensure that the battery you are using is suitable for the devices you are working with and will perform at its best. Capacity testing also helps identify potential battery failure issues before they become a problem, saving you time, money, and inconvenience.

Capacity testers are useful for battery manufacturers and suppliers as they can evaluate the quality and performance of their products. They can also aid in battery research and development, allowing companies to design better batteries that meet the needs of consumers and businesses alike. In the long run, the use of capacity testers can lead to advancements in battery technology, providing safer, more efficient, and longer-lasting batteries for all.

How does a Battery Capacity Tester work?

A Battery Capacity Tester works by applying a controlled electrical load to a battery and measuring the battery’s response. This test helps assess the battery’s internal resistance, capacity, and discharge characteristics. Capacity testers typically display the results in a digital format, making it easy for users to interpret the test results and make informed decisions.

The process begins by setting the desired load capacity, which can vary depending on the type of battery and the device it powers. The tester then applies the load to the battery and measures the current and voltage generated. The battery’s capacity is calculated based on these measurements. This process can help identify issues such as overcharging, undercharging, and other battery-related problems.

What are the benefits of using a Battery Capacity Tester?

Using a Battery Capacity Tester offers several advantages, including improved battery performance, longer battery life, enhanced device functionality, and reduced risk of battery-related issues. By ensuring that the battery used in a device is compatible and capable of handling the device’s requirements, you can prevent potential battery malfunctions and improve overall device performance.

Capacity testers are also useful for battery manufacturers and suppliers, as they help assess the quality and performance of their products. By conducting large-scale testing on their batteries using capacity testers, they can identify manufacturing defects, improve product consistency, and enhance overall battery performance.

What are the different types of Battery Capacity Testers available?

There are various types of Battery Capacity Testers available, each with its unique features and applications. Some of the most common types of load testers include: handheld portable load testers, benchtop load testers, and stationary load testers. Handheld load testers are ideal for field testing and require minimal setup, while benchtop and stationary load testers offer greater accuracy and advanced features for larger-scale testing.

Other factors that can influence the choice of load tester include the type of battery, the desired load capacity, and the environmental conditions in which the testing will take place. When selecting a battery capacity tester, it is essential to consider these factors to ensure that the chosen device is appropriate for your specific needs and applications.

How do I choose the right Battery Capacity Tester for my application?

When selecting a Battery Capacity Tester, it is crucial to consider several factors, including the type of battery, the desired load capacity, and the environment in which the testing will take place. Handheld load testers are ideal for field testing and require minimal setup, while benchtop and stationary load testers offer greater accuracy and advanced features for larger-scale testing.

Consider the battery’s capacity, voltage, and type when choosing a capacity tester. Also, ensure that the tester can withstand the environmental conditions in which it will be used, such as temperature, humidity, and vibration. A proper capacity tester for your application will provide accurate results and help you choose the right battery for your devices.

As an Amazon Affiliate™, we may earn through qualifying purchases at no cost to you!

--

--

Nicole Ritter
Nicole Ritter

No responses yet