Shop Battery Load Testers at Harbor Freight

Sponsored
About our ads
$549.98
N. America Tool Maxibas BT608 Battery Tester - Default Title
Autel Diagnostic Tools
Free shipping
$549.98
N. America Tool Maxibas BT608 Battery Tester - Default Title
Autel Diagnostic Tools
Free shipping
$245.00
N. America Tool Autel - Battery Tester Accessory Kit - BTAK - Default Title
Autel Diagnostic Tools
5
Free shipping
$245.00
N. America Tool Autel - Battery Tester Accessory Kit - BTAK - Default Title
Autel Diagnostic Tools
5
$49.99
Ironton 125A Battery Load Tester, 12V
Northern Tool
$49.99
Ironton 125A Battery Load Tester, 12V
Northern Tool
$45.55
$52.99
Schumacher Electric 100A Car Battery Load Tester And Voltmeter, For Batteries Up To 1000 Cranking Amps, Charging System Diagnosis, For 6V/12V Power
Amazon.com
3K+
Free shipping
14% off
$45.55
$52.99
Schumacher Electric 100A Car Battery Load Tester And Voltmeter, For Batteries Up To 1000 Cranking Amps, Charging System Diagnosis, For 6V/12V Power
Amazon.com
3K+
$38.98
N. America Tool Battery Tester Memory Saver - BTMS - Default Title
Autel Diagnostic Tools
Free shipping
$38.98
N. America Tool Battery Tester Memory Saver - BTMS - Default Title
Autel Diagnostic Tools
Free shipping
$54.99
Schumacher Battery Load Tester, 6/12 Volt, Model BT-100
Northern Tool
3K+
$54.99
Schumacher Battery Load Tester, 6/12 Volt, Model BT-100
Northern Tool
3K+
$61.83
$85.00
OTC 3180 100 Amp Battery Load Tester Black
Amazon.com
955
Free shipping
27% off
$61.83
$85.00
OTC 3180 100 Amp Battery Load Tester Black
Amazon.com
955
$24.99
Battery Load Tester 12V Automotive, Car Battery Tester And Alternator Tester For Vehicles, 20-2000 CCA Battery Checker Charging Cranking System
Amazon.com
171
$24.99
Battery Load Tester 12V Automotive, Car Battery Tester And Alternator Tester For Vehicles, 20-2000 CCA Battery Checker Charging Cranking System
Amazon.com
171
$16.14
$17.99
Battery Tester, Dlyfull LCD Display Universal Battery Checker For AA AAA C D 9V CR2032 CR123A CR2 CRV3 2CR5 CRP2 1.5V/3V Button Cell Batteries, 1X AAA
Amazon.com
8K+
10% off
$16.14
$17.99
Battery Tester, Dlyfull LCD Display Universal Battery Checker For AA AAA C D 9V CR2032 CR123A CR2 CRV3 2CR5 CRP2 1.5V/3V Button Cell Batteries, 1X AAA
Amazon.com
8K+
$88.99
$105.99
Car Battery Tester 12V 24V 100-2000CCA Lead-Acid Battery, TOPDON BT300P Alternator Tester, Load Tester, With Built-In Printer, Spark Free Metal Clamps
Amazon.com
906
Free shipping
16% off
$88.99
$105.99
Car Battery Tester 12V 24V 100-2000CCA Lead-Acid Battery, TOPDON BT300P Alternator Tester, Load Tester, With Built-In Printer, Spark Free Metal Clamps
Amazon.com
906
$77.99
$89.99
Car Battery Tester 24V 12V Load Tester, TOPDON BT200 100-2000CCA Automotive Alternator Tester Digital Auto Battery Analyzer Charging Cranking System
Amazon.com
668
Free shipping
13% off
$77.99
$89.99
Car Battery Tester 24V 12V Load Tester, TOPDON BT200 100-2000CCA Automotive Alternator Tester Digital Auto Battery Analyzer Charging Cranking System
Amazon.com
668
$86.50
$112.99
OTC 3181 130 Amp Heavy-Duty Battery Load Tester Black
Amazon.com
681
Free shipping
23% off
$86.50
$112.99
OTC 3181 130 Amp Heavy-Duty Battery Load Tester Black
Amazon.com
681
$882.24
Auto Meter (SB-5/2) 800 Amp Variable Load Battery/Electrical System Tester
Amazon.com
Free shipping
$882.24
Auto Meter (SB-5/2) 800 Amp Variable Load Battery/Electrical System Tester
Amazon.com
Free shipping
$135.84
$169.99
Car Battery Tester, TOPDON BT600 12V, 12V/24V Cranking Tests And Charging Alternator Load 100-2000CCA Digital Battery Voltage Tester, 3.5" Screen With
Amazon.com
21
Free shipping
20% off
$135.84
$169.99
Car Battery Tester, TOPDON BT600 12V, 12V/24V Cranking Tests And Charging Alternator Load 100-2000CCA Digital Battery Voltage Tester, 3.5" Screen With
Amazon.com
21
$24.99
Car Battery Tester, Topdiag BT300 12V Automotive Alternator Tester, 20-2000 CCA Battery Load Tester For Cranking & Charging System, Analyzer For Car/
Amazon.com
77
$24.99
Car Battery Tester, Topdiag BT300 12V Automotive Alternator Tester, 20-2000 CCA Battery Load Tester For Cranking & Charging System, Analyzer For Car/
Amazon.com
77
$63.99
Schumacher Battery Load Tester And Voltmeter: Ideal For 6V And 12V Batteries, Easy To Read, BT-100
Advance Auto Parts
3K+
$63.99
Schumacher Battery Load Tester And Voltmeter: Ideal For 6V And 12V Batteries, Easy To Read, BT-100
Advance Auto Parts
3K+
$188.99
Associated Battery Load Tester - 0-16V, 125 Amps, Handheld, Heavy-Duty Clamps, Model ASO6031
Northern Tool
38
$188.99
Associated Battery Load Tester - 0-16V, 125 Amps, Handheld, Heavy-Duty Clamps, Model ASO6031
Northern Tool
38
$59.99
Car Battery Tester 6V 12V 24V VDIAGTOOL BT500, 5-3000 CCA Battery Load Tester, Starter Alternator Tester Automotive Charging Cranking System Analyzer
Amazon.com
52
Free shipping
$59.99
Car Battery Tester 6V 12V 24V VDIAGTOOL BT500, 5-3000 CCA Battery Load Tester, Starter Alternator Tester Automotive Charging Cranking System Analyzer
Amazon.com
52
$149.99
ANCEL BST600 Car Battery Tester With Printer - 12V/24V, 100-2000 CCA, Digital Auto Battery Load Tester - Cranking And Charging System Test For Heavy
Amazon.com
762
Free shipping
$149.99
ANCEL BST600 Car Battery Tester With Printer - 12V/24V, 100-2000 CCA, Digital Auto Battery Load Tester - Cranking And Charging System Test For Heavy
Amazon.com
762
$599.39
Autometer 500 Amp Variable Load Battery And Electrical System Tester (SB-3)
JBTools
1
$599.39
Autometer 500 Amp Variable Load Battery And Electrical System Tester (SB-3)
JBTools
1
$289.95
Associated Equipment Battery Tester Load 0-16V 125A - 6029
Global Industrial
16
$289.95
Associated Equipment Battery Tester Load 0-16V 125A - 6029
Global Industrial
16
$204.99
Associated Battery Load Tester - 12/24V, 125 Amps, Analog, Model ASO6024
Northern Tool
38
$204.99
Associated Battery Load Tester - 12/24V, 125 Amps, Analog, Model ASO6024
Northern Tool
38
Check Your Windows Laptop Battery Health (Easy Guide!) 💻🔋
0:31
Check Your Windows Laptop Battery Health (Easy Guide!) 💻🔋
320.9K viewsNov 22, 2024
YouTubeSmart & Easy
Stop Testing Batteries Wrong! Use a Load Tester, Not a Multimeter
1:17
Stop Testing Batteries Wrong! Use a Load Tester, Not a Multimeter
152.8K views2 weeks ago
YouTubeBABA BUILDER
How to Change Battery on Jeep Grand Cherokee! Where is it?! #Jeep #grandcherokee
0:59
How to Change Battery on Jeep Grand Cherokee! Where is it?! #Je…
426K viewsSep 17, 2023
YouTubeLJs Garage
Battery Tender 101 instructions explained
0:39
Battery Tender 101 instructions explained
96.9K viewsAug 14, 2023
YouTubeICE AGE TV
Is Home Solar and Battery Worth It in 2026? Costs Explained
1:25
Is Home Solar and Battery Worth It in 2026? Costs Explained
363.8K views2 weeks ago
TikTokoutbackmike
2016 - 2021 Hyundai Tucson battery replacement
1:33
2016 - 2021 Hyundai Tucson battery replacement
54.1K viewsMar 2, 2024
YouTubeLab Coat Paul
Battery For Heated Blanket#batterymanufacturer #18650batterypack #factory #consumerelectronics
1:35
Battery For Heated Blanket#batterymanufacturer #186…
753.9K views1 week ago
YouTubeJinli Battery
0:53
5V Se Charge Hone Wali 12V Battery Kaise Banaye? | DIY Step-by-Step …
286.9K views4 weeks ago
YouTubeRebuild Tech
0:46
Replacing the Battery in Your Volkswagen Key Fob: Step-by-Ste…
13.9K viewsMar 12, 2023
YouTubeRegis Garage
5:00
SHOCKING: Not Enough Silver for BYD's 5M EVs Samsung Batteries …
4.5K views1 week ago
TikToktanikthptcf
1:06
Unbox Universe on TikTok
576.7K views1 month ago
TikTokunbox.universe
1:09
Moto G57 Power Review in 60 Seconds!
339.1K views3 weeks ago
YouTubeBeebom
0:09
Find your battery twin #Roblox#viral#fypシ#twin#battery
660.4K views1 week ago
TikTokeyo_ella
2:11
Microgrids: The Desert Facility Running on Sunshine
5.8M views3 weeks ago
YouTubeUndecided with Matt Ferrell
0:52
TruckinToby✅ on TikTok
5.2M views2 months ago
TikToktruckintoby
2:58
Cat®AMP: The One Hour That's Worth $250,000
2.1M views3 weeks ago
YouTubeUndecided with Matt Ferrell
1:00
Replying to @cheese IPhone 11 Durability Test☠️#iphone11 #dur…
1M views2 weeks ago
TikToktechios0101
2:40
The battery went dead after this… #mechanic #tools #diy #fyp #viral …
330.8K views1 week ago
TikTokroyaltyautoservice
9:57
Holiday Haul Voltask Cordless Snow Shovel 24V 13-Inch 4-Ah Battery S…
277.8K views2 weeks ago
TikTokcocoabeachlife
0:55
Fridge Powered by Inverter: Battery Duration Explained
281.9K views2 weeks ago
TikTokdon_macbillion
See more videos
Static thumbnail place holder

Shop Battery Load Testers at Harbor Freight

Sponsored
About our ads
$549.98
N. America Tool Maxibas BT608 Battery Tester - Default Title
Autel Diagnostic Tools
Free shipping
$549.98
N. America Tool Maxibas BT608 Battery Tester - Default Title
Autel Diagnostic Tools
Free shipping
$245.00
N. America Tool Autel - Battery Tester Accessory Kit - BTAK - Default Title
Autel Diagnostic Tools
5
Free shipping
$245.00
N. America Tool Autel - Battery Tester Accessory Kit - BTAK - Default Title
Autel Diagnostic Tools
5
$49.99
Ironton 125A Battery Load Tester, 12V
Northern Tool
$49.99
Ironton 125A Battery Load Tester, 12V
Northern Tool
$45.55
$52.99
Schumacher Electric 100A Car Battery Load Tester And Voltmeter, For Batteries Up To 1000 Cranking Amps, Charging System Diagnosis, For 6V/12V Power
Amazon.com
3K+
Free shipping
14% off
$45.55
$52.99
Schumacher Electric 100A Car Battery Load Tester And Voltmeter, For Batteries Up To 1000 Cranking Amps, Charging System Diagnosis, For 6V/12V Power
Amazon.com
3K+
$38.98
N. America Tool Battery Tester Memory Saver - BTMS - Default Title
Autel Diagnostic Tools
Free shipping
$38.98
N. America Tool Battery Tester Memory Saver - BTMS - Default Title
Autel Diagnostic Tools
Free shipping
$54.99
Schumacher Battery Load Tester, 6/12 Volt, Model BT-100
Northern Tool
3K+
$54.99
Schumacher Battery Load Tester, 6/12 Volt, Model BT-100
Northern Tool
3K+
$61.83
$85.00
OTC 3180 100 Amp Battery Load Tester Black
Amazon.com
955
Free shipping
27% off
$61.83
$85.00
OTC 3180 100 Amp Battery Load Tester Black
Amazon.com
955
$24.99
Battery Load Tester 12V Automotive, Car Battery Tester And Alternator Tester For Vehicles, 20-2000 CCA Battery Checker Charging Cranking System
Amazon.com
171
$24.99
Battery Load Tester 12V Automotive, Car Battery Tester And Alternator Tester For Vehicles, 20-2000 CCA Battery Checker Charging Cranking System
Amazon.com
171
$16.14
$17.99
Battery Tester, Dlyfull LCD Display Universal Battery Checker For AA AAA C D 9V CR2032 CR123A CR2 CRV3 2CR5 CRP2 1.5V/3V Button Cell Batteries, 1X AAA
Amazon.com
8K+
10% off
$16.14
$17.99
Battery Tester, Dlyfull LCD Display Universal Battery Checker For AA AAA C D 9V CR2032 CR123A CR2 CRV3 2CR5 CRP2 1.5V/3V Button Cell Batteries, 1X AAA
Amazon.com
8K+
$88.99
$105.99
Car Battery Tester 12V 24V 100-2000CCA Lead-Acid Battery, TOPDON BT300P Alternator Tester, Load Tester, With Built-In Printer, Spark Free Metal Clamps
Amazon.com
906
Free shipping
16% off
$88.99
$105.99
Car Battery Tester 12V 24V 100-2000CCA Lead-Acid Battery, TOPDON BT300P Alternator Tester, Load Tester, With Built-In Printer, Spark Free Metal Clamps
Amazon.com
906
$77.99
$89.99
Car Battery Tester 24V 12V Load Tester, TOPDON BT200 100-2000CCA Automotive Alternator Tester Digital Auto Battery Analyzer Charging Cranking System
Amazon.com
668
Free shipping
13% off
$77.99
$89.99
Car Battery Tester 24V 12V Load Tester, TOPDON BT200 100-2000CCA Automotive Alternator Tester Digital Auto Battery Analyzer Charging Cranking System
Amazon.com
668
$86.50
$112.99
OTC 3181 130 Amp Heavy-Duty Battery Load Tester Black
Amazon.com
681
Free shipping
23% off
$86.50
$112.99
OTC 3181 130 Amp Heavy-Duty Battery Load Tester Black
Amazon.com
681
$882.24
Auto Meter (SB-5/2) 800 Amp Variable Load Battery/Electrical System Tester
Amazon.com
Free shipping
$882.24
Auto Meter (SB-5/2) 800 Amp Variable Load Battery/Electrical System Tester
Amazon.com
Free shipping
$135.84
$169.99
Car Battery Tester, TOPDON BT600 12V, 12V/24V Cranking Tests And Charging Alternator Load 100-2000CCA Digital Battery Voltage Tester, 3.5" Screen With
Amazon.com
21
Free shipping
20% off
$135.84
$169.99
Car Battery Tester, TOPDON BT600 12V, 12V/24V Cranking Tests And Charging Alternator Load 100-2000CCA Digital Battery Voltage Tester, 3.5" Screen With
Amazon.com
21
$24.99
Car Battery Tester, Topdiag BT300 12V Automotive Alternator Tester, 20-2000 CCA Battery Load Tester For Cranking & Charging System, Analyzer For Car/
Amazon.com
77
$24.99
Car Battery Tester, Topdiag BT300 12V Automotive Alternator Tester, 20-2000 CCA Battery Load Tester For Cranking & Charging System, Analyzer For Car/
Amazon.com
77
$63.99
Schumacher Battery Load Tester And Voltmeter: Ideal For 6V And 12V Batteries, Easy To Read, BT-100
Advance Auto Parts
3K+
$63.99
Schumacher Battery Load Tester And Voltmeter: Ideal For 6V And 12V Batteries, Easy To Read, BT-100
Advance Auto Parts
3K+
$188.99
Associated Battery Load Tester - 0-16V, 125 Amps, Handheld, Heavy-Duty Clamps, Model ASO6031
Northern Tool
38
$188.99
Associated Battery Load Tester - 0-16V, 125 Amps, Handheld, Heavy-Duty Clamps, Model ASO6031
Northern Tool
38
$59.99
Car Battery Tester 6V 12V 24V VDIAGTOOL BT500, 5-3000 CCA Battery Load Tester, Starter Alternator Tester Automotive Charging Cranking System Analyzer
Amazon.com
52
Free shipping
$59.99
Car Battery Tester 6V 12V 24V VDIAGTOOL BT500, 5-3000 CCA Battery Load Tester, Starter Alternator Tester Automotive Charging Cranking System Analyzer
Amazon.com
52