20 Best Kobalt 24v Max 4.0 Ah Battery [2025]

Are you looking for the best kobalt 24v max 4.0 ah battery? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling kobalt 24v max 4.0 ah battery.

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1 Kobalt 24-volt Max 4-Amp-Hours Lithium Power Tool Battery KB 424-03 Kobalt 24-volt Max 4-Amp-Hours Lithium Power Tool Battery KB 424-03
2 KOBALT 24 VOLT 4.0 AMP HOURS LITHIUM POWER TOOL BATTERY KOBALT 24 VOLT 4.0 AMP HOURS LITHIUM POWER TOOL BATTERY
3 Kobalt 24-Volt Max 2-Pack 4 Amp-Hour; 4 Amp-Hour Lithium Power Tool Battery Kobalt 24-Volt Max 2-Pack 4 Amp-Hour; 4 Amp-Hour Lithium Power Tool Battery
4 【Upgrade!!】 CaliHutt 24V 5.0Ah High Capacity Replace Battery for Kobalt 24V Battery Max KB624-03... 【Upgrade!!】 CaliHutt 24V 5.0Ah High Capacity Replace Battery for Kobalt 24V Battery Max...
5 【6.0Ah!】 CaliHutt 24V Replacement Battery for Kobalt 24V Battery Max KB624-03 KB524-03 KB424-03... 【6.0Ah!】 CaliHutt 24V Replacement Battery for Kobalt 24V Battery Max KB624-03 KB524-03...
6 Jialipok 24V 6.0Ah Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03... Jialipok 24V 6.0Ah Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03...
7 Kobalt 40v Max Li-Ion 2.0 Ah Quick Charge Battery Kobalt 40v Max Li-Ion 2.0 Ah Quick Charge Battery
8 Kobalt 24-Volt Max 6-Amp-Hours Lithium Power Tool Battery Kobalt 24-Volt Max 6-Amp-Hours Lithium Power Tool Battery
9 Kobalt 40-Volt 3.0AH Amp Hours Rechargeable Lithium Ion (Li-ion) Cordless Power Equipment Battery... Kobalt 40-Volt 3.0AH Amp Hours Rechargeable Lithium Ion (Li-ion) Cordless Power Equipment Battery...
10 Jialitt 24V 5.0Ah Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03 0673802... Jialitt 24V 5.0Ah Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03...
11 2PACK DSANKE 24V 6000mAh Lithium-ion Battery for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03... 2PACK DSANKE 24V 6000mAh Lithium-ion Battery for Kobalt 24V Max KB624-03 KB524-03 KB424-03...
12 Kobalt 24-Volt Max 2.0-Ah Li-ion Compact Battery Kobalt 24-Volt Max 2.0-Ah Li-ion Compact Battery
13 Greenworks 40V 4.0Ah Lithium-Ion Battery (Genuine Greenworks Battery) Greenworks 40V 4.0Ah Lithium-Ion Battery (Genuine Greenworks Battery)
14 DSANKE 24V 6.0Ah Lithium-ion Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03... DSANKE 24V 6.0Ah Lithium-ion Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03...
15 Jialitt 24V 5.0Ah Replacement Battery for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03... Jialitt 24V 5.0Ah Replacement Battery for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03...
16 Jialitt 24V 3000mAh Lithium-ion Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03... Jialitt 24V 3000mAh Lithium-ion Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03...
17 Kobalt 24-Volt Max Power Tool Battery Charger Kobalt 24-Volt Max Power Tool Battery Charger
18 Kobalt 24-Volt Max 2-Pack 4 Amp-Hour Lithium Power Tool Battery Kit (Charger Included) Kobalt 24-Volt Max 2-Pack 4 Amp-Hour Lithium Power Tool Battery Kit (Charger Included)
Bestseller No. 2
KOBALT 24 VOLT 4.0 AMP HOURS LITHIUM POWER TOOL BATTERY
  • Kobalt 24-volt max 4.0-Ah Li-ion battery provides more power and runtime, so you can get the job done fast
  • Power indicator displays charge status and can be used whether the battery is on the tool or off
  • Compatible with all Kobalt 24-volt max cordless power tools (sold separately)
  • Recharges in 1 hour for less downtime on the job (charger sold separately)
  • Internal circuitry protects the battery pack from extreme temperatures, over-discharge, and over-charge for longer life
Bestseller No. 4
【Upgrade!!】 CaliHutt 24V 5.0Ah High Capacity Replace Battery for Kobalt 24V Battery Max KB624-03...
  • ✔【High Capacity】The 24V 5000mAh actual capacity and top A grade lithium-ion battery cells delivers up to 3X more run-time than others.Provides...
  • ✔【Widely Compatibility & Seamless Fit】100% Fits all Kobalt 24V Max Tools and Kobalt 24V chargers (KRC 2490-03 / KRC 2404-03 ) ✚ Replace for...
  • ✔【4 LED indicators & Charge Quick】Charging faster ✚ When you press the button, 4 LED indicators show battery charge and usage levels.
  • ✔【Intelligent Protection】Built-in circuit protection ensures both safety and stability. ✚ No memory effect,can be store, charged or discharged...
  • ✔【 What You Get ?】1* Replacement Battery for Kobalt 24V MAX Battery 5.0Ah + 1* User Manual + Excellent Service:{Free refund or replacement for...
Bestseller No. 5
【6.0Ah!】 CaliHutt 24V Replacement Battery for Kobalt 24V Battery Max KB624-03 KB524-03 KB424-03...
  • ✔【High Capacity】The 24V 6000mAh actual capacity and top A grade lithium-ion battery cells delivers up to 3X more run-time than others.Provides...
  • ✔【Widely Compatibility & Seamless Fit】100% Fits all Kobalt 24V Max Tools and Kobalt 24V chargers (KRC 2490-03 / KRC 2404-03 ) ✚ Replace for...
  • ✔【4 LED indicators & Charge Quick】Charging faster ✚ When you press the button, 4 LED indicators show battery charge and usage levels.
  • ✔【Intelligent Protection】Built-in circuit protection ensures both safety and stability. ✚ No memory effect,can be store, charged or discharged...
  • ✔【 What You Get ?】1* Replacement Battery for Kobalt 24V MAX Battery 6.0Ah + 1* User Manual + Excellent Service:{Free refund or replacement for...
Bestseller No. 6
Jialipok 24V 6.0Ah Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03...
  • 【Battery Specs】Type: Lithium-ion || Voltage: 24V || Capacity: 6.0Ah || Made of Premium lithium Battery Cells
  • 【Wide Compatibiity】Easy installation and fits Craftsman Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03 KB124-03 0673802 and all Original...
  • 【LED indicator 】Four LED Indicator Light Displays remaining running time for less downtime on the job,You can see how much fuel the battery has...
  • 【High Safety】Built-in circuit protection ensures both safety and stability. No memory effect. Can be charged or discharged as needed without loss...
  • 【Service】All Jialipok products come with 30 days free return, 12 months quality service and 24 hours' friendly customer service.
SaleBestseller No. 7
Kobalt 40v Max Li-Ion 2.0 Ah Quick Charge Battery
  • High performance Kobalt 40-volt Li-ion battery delivers fade-free power with no memory loss after charging
  • Compatible with the Kobalt 40-volt max team - 1 battery system for 7 lawn care tools
  • Quick charge time - 60 minutes
  • Fuel gauge provides an easy check on available power level
  • Initial no-load voltage, when fully charged, peaks at 40 volts; nominal voltage under typical load is 36 volts
Bestseller No. 9
Kobalt 40-Volt 3.0AH Amp Hours Rechargeable Lithium Ion (Li-ion) Cordless Power Equipment Battery...
  • Upgraded Newer 3.0AH 40-volt battery serves as a direct replacement for older 2.0AH and 2.5AH batteries and provides 50% longer run time vs original...
  • High performance Kobalt 40-volt Li-ion battery delivers fade-free power with no memory loss after charging
  • Compatible with the Kobalt 40-volt max team - 1 battery system for 7 lawn care tools
  • Fuel gauge provides an easy check on available power level
  • Initial no-load voltage, when fully charged, peaks at 40 volts; nominal voltage under typical load is 36 volts
Bestseller No. 10
Jialitt 24V 5.0Ah Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03 0673802...
  • 【Battery Specs】Type: Lithium-ion || Voltage: 24V || Capacity: 5.0Ah || Made of Premium lithium Battery Cells
  • 【Wide Compatibiity】Easy installation and fits Craftsman Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03 0673802 and all Original Kobalt 24V...
  • 【LED indicator 】Four LED Indicator Light Displays remaining running time for less downtime on the job,You can see how much fuel the battery has...
  • 【High Safety】Built-in circuit protection ensures both safety and stability. No memory effect. Can be charged or discharged as needed without loss...
  • 【Service】All Jialitt products come with 30 days free return, 12 months quality service and 24 hours' friendly customer service.
Bestseller No. 11
2PACK DSANKE 24V 6000mAh Lithium-ion Battery for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03...
  • 🔋 【Battery Specifications】Type: Lithium-ion | Voltage: 24V | Capacity: 6000mAh | Watt: 144W | Pack: 2 Pack,Delivers up to 4X the run time than...
  • 🔋 【100% Compatible】Perfect Replace for all Kobalt 24V Battery KB624-03/KB524- 03/KB424-03/KB224-03/KB124-03/0673802/1051230 Battery...100% Fits...
  • 🔋 【Why Choose Us?】Our more powerful 24V 6.0Ah battery delivers up to 4X the run time of the 2.0Ah battery.Built-in ECP smart protection chip...
  • 🔋 【Safety & Reliable】All of the products are CE FCC PSE ROHS certified, tested by manufacturer to match OEM products and exported all around...
  • 🔋 【1.5 YEAR WARRANTY!!】30 days money back + 1.5 year FREE refund or replacement + 24*7 hours prompt after-sales service. If you have any...
SaleBestseller No. 12
Kobalt 24-Volt Max 2.0-Ah Li-ion Compact Battery
  • This refurbished product is tested and certified to work properly. The product will have minor blemishes and/or light scratches. The refurbishing...
SaleBestseller No. 13
Greenworks 40V 4.0Ah Lithium-Ion Battery (Genuine Greenworks Battery)
  • 40V LITHIUM-ION BATTERY – 4.0Ah battery provides 50% more capacity than the standard 2.0Ah battery pack. No memory and virtually no self-discharge...
  • COMPATIBLE WITH 60+ TOOLS – Compatible with all Greenworks 40V products
  • LED FUEL GAUGE – Integrated 4 LED fuel gauge provides immediate feedback on state of charge
  • FAST CHARGE TIME – Charges in 1 hour with rapid charger and charges in 2 hours with standard charger
  • 3 YEAR WARRANTY – Protect your investment with the Greenworks 3-year warranty. Note : Battery style and color may vary
Bestseller No. 14
DSANKE 24V 6.0Ah Lithium-ion Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03...
  • 🔋 【Battery Specifications】Type: Lithium-ion | Voltage: 24V | Capacity: 6000mAh | Watt: 144W | Pack: 1 Pack,Delivers up to 4X the run time than...
  • 🔋 【100% Compatible】Perfect Replace for all Kobalt 24V Battery KB624-03/KB524- 03/KB424-03/KB224-03/KB124-03/0673802/1051230 Battery...100% Fits...
  • 🔋 【Why Choose Us?】Our more powerful 24V 6.0Ah battery delivers up to 4X the run time of the 2.0Ah battery.Built-in ECP smart protection chip...
  • 🔋 【Safety & Reliable】All of the products are CE FCC PSE ROHS certified, tested by manufacturer to match OEM products and exported all around...
  • 🔋 【1.5 YEAR WARRANTY!!】30 days money back + 1.5 year FREE refund or replacement + 24*7 hours prompt after-sales service. If you have any...
Bestseller No. 15
Jialitt 24V 5.0Ah Replacement Battery for Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03...
  • 【Battery Specs】Type: Lithium-ion || Voltage: 24V || Capacity: 5.0Ah || Made of Premium lithium Battery Cells
  • 【Wide Compatibiity】Easy install and fits Craftsman Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03 KB124-03 0673802 1051230 and all Original...
  • 【LED indicator 】Four LED Indicator Light Displays remaining running time for less downtime on the job,You can see how much fuel the battery has...
  • 【High Safety】Built-in circuit protection ensures both safety and stability. No memory effect. Can be charged or discharged as needed without loss...
  • Service】All Jialipok products come with 30 days free return, 12 months quality service and 24 hours' friendly customer service.
Bestseller No. 16
Jialitt 24V 3000mAh Lithium-ion Battery Replacement for Kobalt 24V Max KB624-03 KB524-03 KB424-03...
  • 【Battery Specs】Type: Lithium-ion || Voltage: 24V || Capacity: 3000mAh || Made of Premium lithium Battery Cells
  • 【Wide Compatibiity】Easy installation and fits Craftsman Kobalt 24V Max KB624-03 KB524-03 KB424-03 KB224-03 KB124-03 0673802 1051230 and all...
  • 【LED indicator 】Four LED Indicator Light Displays remaining running time for less downtime on the job,You can see how much fuel the battery has...
  • 【High Safety】Built-in circuit protection ensures both safety and stability. No memory effect. Can be charged or discharged as needed without loss...
  • 【Service】All Jialitt products come with 30 days free return, 12 months quality service and 24 hours' friendly customer service.
Bestseller No. 17
Kobalt 24-Volt Max Power Tool Battery Charger
  • Kobalt 24-volt max Li-ion charger features an LED charge indicator, so you know when the battery is returned to full power
  • Automatic air cooling system protects your batteries from overheating
  • Recharges in as little as 30 minutes (depending on battery pack), so you can get back to work fast
Bestseller No. 18
Kobalt 24-Volt Max 2-Pack 4 Amp-Hour Lithium Power Tool Battery Kit (Charger Included)
  • Starter kit includes: (2) 4.0Ah batteries and (1) 110W quick charger
  • Batteries have a power indicator to show how much power remains in the battery
  • Quick charger has an automatic cooling system
  • Batteries are compatible with all Kobalt 24-volt tools
  • Charger can be used to charge all Kobalt 24-volt batteries

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FAQ:

Q: What Charger do you need for a 24 volt battery?

A: You can use a portable battery charger as long as the charger is rated to charge your batteries. A 24-volt system typically requires two 12 volt chargers. For most deep cycle batteries, you will want a multi-stage smart charger. Most multi-stage chargers have three stages, charging, absorption, and float.

Q: How to connect a 24 volt battery system?

A: papakb. I nstalling 12v radios into 24v system is filled with hazards. … rmesgt. I would like to install a radio/CD player in my M1009. … Valor. Apple Valley,Ca. … 155mm. … richingalveston. … Mikei998. … Mikei998. … tim410. … Mikei998. … Mitchkrat. …

Q: How many watts is in 24 volt battery?

A: Before you buy one, you should know how much load it can carry and for how long. A 24V 200ah battery contains 4800 watts, so the duration will depend on how many watts are drawn per hour. If the system is connected to a 350 watt hour load, the battery will last about 12 hours before it is drained.

Q: How long does Kobalt 40V battery last?

A: This lithium-ion battery will not develop a memory and may be charged at any time. A fully discharged battery pack will require approximately 30 minutes (2Ah).