Top 8 best load tester

When you looking for load tester, you must consider not only the quality but also price and customer reviews. But among hundreds of product with different price range, choosing suitable load tester is not an easy task. In this post, we show you how to find the right load tester along with our top-rated reviews. Please check out our suggestions to find the best load tester for you.

Product Features Editor's score Go to site
Schumacher BT-100 100 amp Battery Load Tester Schumacher BT-100 100 amp Battery Load Tester
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Reliance Controls Corporation THP103 AmWatt Appliance Load Tester / Plug-in Ammeter and Wattmeter Reliance Controls Corporation THP103 AmWatt Appliance Load Tester / Plug-in Ammeter and Wattmeter
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ANCEL BA101 Professional 12V 100-2000 CCA 220AH Automotive Load Battery Tester Digital Analyzer Bad Cell Test Tool for Car / Boat / Motorcycle and More (Red) ANCEL BA101 Professional 12V 100-2000 CCA 220AH Automotive Load Battery Tester Digital Analyzer Bad Cell Test Tool for Car / Boat / Motorcycle and More (Red)
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OTC 3181 130 Amp Heavy-Duty Battery Load Tester OTC 3181 130 Amp Heavy-Duty Battery Load Tester
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OTC 3180 100 Amp Battery Load Tester OTC 3180 100 Amp Battery Load Tester
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FOXWELL BT705 12V 24V Battery Analyzer 100-2000 CCA Automotive Car Battery Load Tester, Cranking and Charging System Test Scan Tool Digital Battery Tester for Cars and Heavy Duty Trucks FOXWELL BT705 12V 24V Battery Analyzer 100-2000 CCA Automotive Car Battery Load Tester, Cranking and Charging System Test Scan Tool Digital Battery Tester for Cars and Heavy Duty Trucks
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Digital 12V Car Battery Tester Automotive Battery Load Tester and Analyzer Of Battery Life Percentage,Voltage, Resistance and CCA Value For Flood, Gel, AGM, Deep Cycle Battery Digital 12V Car Battery Tester Automotive Battery Load Tester and Analyzer Of Battery Life Percentage,Voltage, Resistance and CCA Value For Flood, Gel, AGM, Deep Cycle Battery
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DROK DC 3-21V Load Battery Tester, 35W 3A Portable USB Monitor, Intelligent Constant Current Electric Discharge Resistance Power Resistor Kit DROK DC 3-21V Load Battery Tester, 35W 3A Portable USB Monitor, Intelligent Constant Current Electric Discharge Resistance Power Resistor Kit
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Reviews

1. Schumacher BT-100 100 amp Battery Load Tester

Feature

100 amp load test for 12 volt batteries, 50 amp load test for 6 volt batteries
Tests 6 and 12 volt batteries up to 1000 CCA
Test load, battery condition, starter motor draw and complete charging system diagnosis

Description

The Schumacher BT-100 100-Amp Batter Load Tester is great for everyday use on 6V and 12V batteries. It can test load, battery condition, starter motor draw, and offers complete charging system diagnosis. Its shock-resistant meter is housed in a sturdy steel case that has a durable baked enamel finish. It also features a rubber insulated carry handle for your safety. The BT-100 comes equipped with super-grip battery clamps and a top-mounted rocker switch, making it very easy to use.

2. Reliance Controls Corporation THP103 AmWatt Appliance Load Tester / Plug-in Ammeter and Wattmeter

Feature

Meter gives instant, accurate digital readout
Readout measures amps or watts used by common-cord connected household appliances (1.0 to 15.0 amps, 125 to 1,875 watts)
Long 26-inch cord reaches remote electrical outlets
Rugged, high-impact construction
Easy slide-switch action insantly converts between amps and watts

Description

Reliance Controls THP103 AMWATT Appliance Load Tester / Plug-in Ammeter and Wattmeter. Gives instant accurate reading of wattage and amperage used by household appliances. Reads from 1-1875 watts. 26" cord. cULus listed. Since 1909, Reliance Controls Corporation has contributed more innovations that any other single manufacturer and has been awarded over 85 patents on manual transfer switches, time switches and accessories. Reliance Controls Corporation specializes in the manufacturing of a wide variety of electrical products. The primary product line consists of heavy duty time clocks and controls, generator accessories, transfer switches and transfer panels for portable generators. and inverters. And after over a century of innovation, Reliance Controls Corporation has built an enviable reputation for high quality, superior engineering and exceptional customer service.

3. ANCEL BA101 Professional 12V 100-2000 CCA 220AH Automotive Load Battery Tester Digital Analyzer Bad Cell Test Tool for Car / Boat / Motorcycle and More (Red)

Feature

Small compact design, scan faster and indicates test results directly. Even a beginner can use this unit to analyze any 12V batteries healthy, tells you everything about the battery: voltage, charge,cranking power, and how much life is left in the battery (level of Ohm resistance). Does it quickly and precisely.
Much wider test range (100-2000 CCA) and more accurate compared to its competitors. Test results based on JIS, EN, DIN, SAE, CCA, BCI, GB, CA, MCA and IEC Standards.
Provides check the Alternator's charging and Starter's cranking conditions. Vehicle charging system test is also available, including load voltage, unloaded voltage, ripple status and charging system status.
The BA101 battery tester is well built with a large LCD display that has white backlight and contrast adjustment, indicates test results directly. no internal batteries required and gets the power directly from the 12V battery.
It's equipped with a 3.0 feet long cable and made of a very thick flexible insulator, much safer than others selling on the marketplace. There are 4 buttons on BA101, The up/down button for scrolling the menu. The Enter and Exit button allow for navigation back and entering menu. Two Years Warranty Guarantee.

Description

BA101 Advantage:

1. Simple and easy to use
2. Test batteries on and off the vehicle
3. Accurate results in milliseconds
4. Battery Life Analysis
5. Analysis Result : Good or Replace
6. Large easy to read LCD display.
7. Test results based on JIS, EN, DIN, SAE and IEC Standards.
8. Languages: English
9. Quick test-input battery volume (AH), then it can show the battery status.
10. vehicle cranking system test--- cranking time, voltage and status.
11. vehicle charging system test-load voltage, unloaded voltage, ripple status and charging system status.
12. Store the testing result, print function

BA101 Benefit:

1. Conductance correlates directly to the battery capacity
2. Passive testing method is safe.
3. Never discharges or drain the battery.
4. Able to test condition of discharged battery.
5. Consistent and repeatable results.
6. Provides unique indication of battery conditions.
7. Provides check the Alternator's charging and Starter's cranking conditions. It is maintenance free and no internal batteries required.
8. Powers up when connected to the battery posts during testing.

BA101 Function:

Test Result: Good or Replace
Capacity - Cold Cranking Amps (CCA), DIN, EN and IEC information relative to battery rating.
Internal resistance value (m )
Life in percentage (%)
Cranking system
Charging system

Application:

Use to test a wide range of 12V batteries (Starting [SLI], Deep Cycled and Marine) of Wet (Flooded), VRLA or Maintenance Free (MF), Sealed Maintenance Free (SMF), Absorption Glass Mat (AGM) and GEL cell. The major battery standards JIS, SAE, EN, DIN and IEC are supported.

Operating Parameters:

System voltage: 12 Volts
Input voltage range: 9V~15V
Power requirements: No internal batteries required. Power on when hooked up during testing.

4. OTC 3181 130 Amp Heavy-Duty Battery Load Tester

Feature

Ergonomically designed heavy-duty battery tester provides accurate reliable test results in just 10 seconds
Includes uniquely designed clamps for a positive grip on top and side post batteries and an extra large
Extra large display with zero adjust
Works on both 6V and 12V batteries
Side tabs for on-tool clamp storage and back brackets for tool storage on wall or toolbox

Description

Applying an industry-leading 130 amp load, this ergonomically designed; heavy-duty battery tester provides accurate, reliable test results in just 10 seconds. It includes uniquely designed clamps for a positive grip on top and side post batteries and an extra large, easy-to-read display. Features and benefits include 130 amp load capacity for accurate results, 0-16 volt range, uniquely-designed clamps for both top and side post batteries, extra large display with zero adjust, works on both 6V and 12V batteries, ergonomic handle design, side tabs for on-tool clamp storage and back brackets for tool storage on wall or toolbox.

5. OTC 3180 100 Amp Battery Load Tester

Feature

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

Description

OTC 100 Amp Battery Load Tester Tests batteries on or off the car in just 10 seconds. Convenient portable size and easy-to-read scales. Determines good/bad status with an extra-large display with zero adjust. Determines state-of-charge cranking and charging volts. It features heavy-duty copper-plated clamps, 100 amp load capacity, 0-16 volt range, load safety switch that prevents arcing, ceramic insulators, and a heavy-duty chrome-plated ventilated steel case.

6. FOXWELL BT705 12V 24V Battery Analyzer 100-2000 CCA Automotive Car Battery Load Tester, Cranking and Charging System Test Scan Tool Digital Battery Tester for Cars and Heavy Duty Trucks

Feature

WHAT YOU NEED: Do you feel like you're regularly leaving too much money at the mechanic for surprisingly insignificant problems? Would you like to be able to perform your own diagnostic and analyze your vehicle battery problems with no expenses? We offer the solution!
STATE-OF-THE-ART FEATURES: The BT705 car battery analyzer is able to perform an accurate battery charging and cranking diagnostic with a large coverage, from 12V regular flooded to 24V power, AGM flat plate, AGM spiral and gel batteries. The measuring software analyzes the condition of the battery for both 12V and 24V charging systems. The instantaneous current and automatic start/stop system helps decode the alternator information and troubleshoots eventual faulty charging bugs.
ACCURATE RESULTS: This charging system scan device provides precise data which indicate your battery's health status. The premium quality copper clip and wire keep guarantee to maintain a stable communication all throughout the scanning process, providing you with reliable results, all in a matter of seconds!
PATENTED DESIGN: Whether you own your personal mechanic shop or you're simply a private owner, you'll fall in love instantly with the ergonomic design of this car battery tester. Easy to use and convenient to carry around, with rubber side bands to make sure it resists impact, this great tool will save you lots of time and money!
USER-FRIENDLY: The smart menu interface, multiple language options among which English, French, German and Spanish, printable test results via Bluetooth connectionPrinter Optional, all great features which make this battery tester a must in your car tool kit.

Description

BT-705 battery tester is dedicatedly developed to test 12V regular flooded, AGM flat plate, AGM spiral and gel batteries and 12V & 24V starting and charging system. It provides a quick, easy and affordable solution for technicians to check battery health and detect faults of starting and charging system.

Features and Benefits:
Multiple vehicle applications C passenger cars and duty trucks
Tests batteries from rated from 100 to 2000CCA
Tests multiple battery types- regular flooded, AGM flat plate ,AGM spiral and gel
Tests multiple rating systems-CCA,BCI,CA,MCA,JIS,DIN,IEC,EN,SAE,GB
Tests the batteries on the car directly- no need to remove the battery
Detects bad cells
Quick and accurate test result display in just 3 seconds
Tests 12&24 volt charging system
Quick starter analysis without disabling the ignition
Does not emit light, heat or spark ,or discharge battery-keeps operation safe for all levels of users
Automatic temperature compensation
Ripple voltage test for easy and intuitive check of faults
Extremely easy to use with large backlight LCD display and menu-driven operation
Multi-language systems are available on language menu-English, French, German, Russian, Spanish, Dutch and Italian
Optional Bluetooth printer

Important:
1. The BT705 can't test 6V battery!
2. Do not connect the tester to a voltage source greater than 30VDC; otherwise you may damage the tester.
3. If you are testing inside a vehicle, make sure all accessory loads are cut off, the key is not in the ON position and the doors are closed.
4. Before starting the cranking test, inspect the alternator drive belt. A belt that is glazed or worn, or lacks the proper tension, will prevent the engine from achieving the rpm levels needed for the test.

7. Digital 12V Car Battery Tester Automotive Battery Load Tester and Analyzer Of Battery Life Percentage,Voltage, Resistance and CCA Value For Flood, Gel, AGM, Deep Cycle Battery

Feature

Test and analyze battery load system, indicating battery condition include Battery Life Percentage, CCA , Battery Voltage,Battery Resistance in case of any unexpected shutdown.
Continuous test with battery power, no damage to battery, and the reverse polarity and over voltage protection make it to be ultra safe.
Complete wide CCA test range (5-9555), offer reliable and accurate operation for more sized batteries.
Great Compatible with Flood battery, AGM battery, Gel battery, Deep Cycle Battery, work fast and precisely.
Come with large LED screen and heavy duty clamp, and beep remind function make it to be more durable and reliable.

Description

SUNER POWER AE300 battery tester is designed to test and analyze 12-Volt automotive battery. It offers quick assessment, providing digital testing results(Voltage, CCA Value, Resistance,Life Percentage) and indicating condition of battery.

Compatibility
It is compatible with full rang of batteries, including Flood, AGM, Gel, Marine-Cranking deep cycle batteries.

Quickly Analyze Battery Statue
The AE300 conveniently tests the condition of your battery and offers a quick assessment. Once the testing process is finished, the numerical results are shown on the device's bright LCD screen with voltage, assistance, life percentage, and CCA value.

Ultra Safe
The AE300 test and analyze with battery power, won't damage battery life, the reverse polarity and over voltage protection make it ultra safe.

Easy to Use
Pocket design, LCD screen and beep remind function, which make it easy and popular for testing batteries even for those guys out of the field.

Technical Specification:
Voltage Range: 7V~15.8V
CCA Value Range: 5~9995 CCA
Battery Type: Flood, SLA,AGM & Gel
Operation Temperature: -20~70
Storage Temperature: -20~60

Package List
1x Battery Tester
1x User Manual(Between Cardboard Packing)

Note:
The AE300 start to beep when test and analyze is done, beep over when pressing "OK"bottom
For accurate test and analyze, type exact right battery CCA Value.

Warranty:
30 days money back and 12 months worry-free life guarantee

8. DROK DC 3-21V Load Battery Tester, 35W 3A Portable USB Monitor, Intelligent Constant Current Electric Discharge Resistance Power Resistor Kit

Feature

NOT ONLY A LOAD, BUT ALSO A MULTIMETER: DROK load tester can continuously discharge at 35W for a long time. Besides, it is also a USB multimeter which can be used to real-time monitor the voltage, current, capacitance, electric energy, power, temperature, conductive time for smart phones, power banks, and USB charger/wall USB charger when they are discharging and aging.
DUAL ADJUSTMENT DESIGN: The battery monitor tolerates the widest voltage range (DC3-21V) and current range (0-3A). Our USB detector owns dual adjustment design (current coarse adjustment 0.1A & current trimming 0.01A) and intelligent temperature control, which can help you get more accurate testing result.
INTELLIGENT TEMPERATURE CONTROL: Our resistor set is equipped with large fan and high quality aluminum radiator, strong heat dissipating. Furthermore, the load resistor has intelligent temperature control, which can effective product the module from damaging.
MULTIPLE USB PORT: The feature-rich battery tester load has various USB ports (Mini USB data cable port, USB Type-C for reversed USB connection, Android data cable port, Single wiring terminal or aluminum battery power supply testing port). Suitable for detecting the quality of different USB chargers. Note: Apple iphone data cable port is not suitable.
EFFORTLESS OPERATION &INSTALLATION: One button achieve clearing or resetting data. You just need to plug the electronic load to the power bank, smart phone, chargers or other device which you need to discharge,(not suitable for iPhone and its charging cable) no need wiring, screws or other tools, super easy and simple installation.

Description

TECHNICAL PARAMETERS:
Voltage Range: DC 3-21V (compatible with quick charging such as the Qualcomm QC2.0, 5V/9V/12V/20V, Qualcomm QC3.0, BC 1.2, MTK-PE and Apple 2.4A etc.)
Current Range: 0-3A continuously adjustable (roughly adjust 0-3A by per 0.1A , precisely adjust by per 0.01A)
Accumulative Capacitance Range: 0-99999mAH
Accumulative Electric Energy Range: 0-999.99Wh
Power Range: 0-35W( the continuous discharging power is less than 35W)
Accumulative Time Counting: 0-1000h
Voltage Testing Deviation: 0.01V
Threshold of Smart Temperature Control: when the temperature55131), the fan would automatically work; when45(113), the fan would automatically turn back off
Detector of Smart Temperature Control: premium NTC thermistor
Switching Regulator IC Frequency for Fan: 1.2MHZ
Power Supply Indicator: blue light when powering on
Fan Speed: 6000/min, 404020mm
Controlling Chip: constant current chip
Radiator: 6063 aerospace aluminum radiator, 404010mm
Adjustment Potentiometer: durable metal potentiometer
Discharging Power Tube: voltage-controlled low-impedance MOSFET (more stable constant current when is on high voltage, high temperature)
Operating Temperature: 10 ~65 (14-149)
Product Dimensions: 100mm48mm30mm

Special Note:
Because iPhone has updated its iOS system and Identify chip, this USB load can not work for iPhone series and its charging cable.

WARM TIPS
When operating a burn-in test discharging, the resistor would get hot, about at 80-85, so please note not to be hurt by the heat

Conclusion

By our suggestions above, we hope that you can found the best load tester for you. Please don't forget to share your experience by comment in this post. Thank you!