20 Best Kobalt 40v Mower Replacement Battery [2024]

Are you looking for the best kobalt 40v mower replacement battery? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling kobalt 40v mower replacement battery.

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1 Kobalt 40-Volt 2.5AH Amp Hours Rechargeable Lithium Ion (Li-ion) Cordless Power Equipment Battery Kobalt 40-Volt 2.5AH Amp Hours Rechargeable Lithium Ion (Li-ion) Cordless Power Equipment Battery
2 Kobalt 40-Volt Lithium Ion (Li-Ion) Generation 2 Compact Cordless Power Equipment Battery Charger... Kobalt 40-Volt Lithium Ion (Li-Ion) Generation 2 Compact Cordless Power Equipment Battery Charger...
3 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...
4 Kobalt 40v Max Li-Ion 2.0 Ah Quick Charge Battery Kobalt 40v Max Li-Ion 2.0 Ah Quick Charge Battery
5 Kobalt 40-Volt Brushless Lithium Ion 20-in Cordless Electric Lawn Mower (Battery not Included, Mower... Kobalt 40-Volt Brushless Lithium Ion 20-in Cordless Electric Lawn Mower (Battery not Included,...
6 Kobalt 40-Volt 4-Amps 4.0ah Rechargeable Lithium Ion (Li-Ion) Cordless Power Equipment Battery Kobalt 40-Volt 4-Amps 4.0ah Rechargeable Lithium Ion (Li-Ion) Cordless Power Equipment Battery
7 40V Lithium Ion Battery for Kobalt 40 Volt Outdoor Cordless Power Tools and Equipment 40V Lithium Ion Battery for Kobalt 40 Volt Outdoor Cordless Power Tools and Equipment
8 Greenworks 40V 4.0Ah Lithium-Ion Battery (Genuine Greenworks Battery) Greenworks 40V 4.0Ah Lithium-Ion Battery (Genuine Greenworks Battery)
9 Margaret Thatcher: The Iron Lady Margaret Thatcher: The Iron Lady
10 Kobalt 40-Volt Max 2.5-Amps Rechargeable Lithium Ion (Li-Ion) Cordless Power Equipment Battery Kobalt 40-Volt Max 2.5-Amps Rechargeable Lithium Ion (Li-Ion) Cordless Power Equipment Battery
11 Kobalts 40-Volt Battery and Charger Kit (2.5Ah Battery and Charger) Kobalts 40-Volt Battery and Charger Kit (2.5Ah Battery and Charger)
12 Powilling 40V 3.0Ah Replacement Lithium Battery for GreenWorks 29462 Battery GreenWorks 40V G-MAX... Powilling 40V 3.0Ah Replacement Lithium Battery for GreenWorks 29462 Battery GreenWorks 40V G-MAX...
13 Greenworks 40V 19inch Cordless Lawn Mower, Battery Not Included 2501302 Greenworks 40V 19inch Cordless Lawn Mower, Battery Not Included 2501302
14 【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...
15 Greenworks 10-Inch Mower Blade Replacement Set 29712 Greenworks 10-Inch Mower Blade Replacement Set 29712
16 Greenworks 40V 2.0Ah Lithium-Ion Battery (Genuine Greenworks Battery) Greenworks 40V 2.0Ah Lithium-Ion Battery (Genuine Greenworks Battery)
17 Greenworks 20-Inch Replacement Lawn Mower Blade 29172 Black Greenworks 20-Inch Replacement Lawn Mower Blade 29172 Black
18 Greenworks 40V 19' Brushless (2-In-1) Lawn Mower, 4Ah USB (Power Bank) Battery and Charger Included... Greenworks 40V 19" Brushless (2-In-1) Lawn Mower, 4Ah USB (Power Bank) Battery and Charger...
19 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...
20 Kobalt 40-Volt Max 13-in Straight Cordless String Trimmer (Battery Included) Kobalt 40-Volt Max 13-in Straight Cordless String Trimmer (Battery Included)
Bestseller No. 1
Kobalt 40-Volt 2.5AH Amp Hours Rechargeable Lithium Ion (Li-ion) Cordless Power Equipment Battery
  • High performance Kobalt 40 volt li ion battery delivers no fade power with no memory loss after charging
  • Compatible with the Kobalt 40 volt max team, 1 battery system for over 24 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
SaleBestseller No. 2
Kobalt 40-Volt Lithium Ion (Li-Ion) Generation 2 Compact Cordless Power Equipment Battery Charger...
  • Smart charging capability for all Kobalt 40-volt Lithium ion batteries
  • Visual charge status indicator
  • Can be used bench top or mounted on the wall
  • Initial no-load voltage, when fully charged, peaks at 40 volts; nominal voltage under typical load is 36 volts
Bestseller No. 3
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
SaleBestseller No. 4
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. 5
Kobalt 40-Volt Brushless Lithium Ion 20-in Cordless Electric Lawn Mower (Battery not Included, Mower...
  • Battery not included
  • Kobalt 40V Mower with Brushless motor offers plenty of power and runtime for yards up to acre (Recommend 5ah battery)
  • 3-in-1 feature offers mulching, rear bagging, or side discharge capabilities
  • 20-in steel deck for added durability
SaleBestseller No. 6
Kobalt 40-Volt 4-Amps 4.0ah Rechargeable Lithium Ion (Li-Ion) Cordless Power Equipment Battery
  • High performance Kobalt 40-volt Li-ion 4.0ah battery delivers fade-free power with no memory loss after charging
  • Long run battery has double the capacity of the 2.0-Ah Kobalt quick charge battery and provides extended run time
  • Compatible with the Kobalt 40-volt max team of tools
  • Fuel gauge provides an easy check on available power level
SaleBestseller No. 8
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. 9
Margaret Thatcher: The Iron Lady
  • Amazon Prime Video (Video on Demand)
  • Lord Heseltine, Lord Howe (Actors)
  • Alan Byron (Director) - Alan Byron (Producer)
  • English (Playback Language)
  • English (Subtitle)
Bestseller No. 10
Kobalt 40-Volt Max 2.5-Amps Rechargeable Lithium Ion (Li-Ion) Cordless Power Equipment Battery
  • High performance Kobalt 40-volt li-ion battery delivers fade-free power with no memory loss after charging
  • Compatible with the Kobalt HC 40 volt max family of products
  • Fuel gauge provides an easy check on available power level
  • Model # KB 2540C-06
Bestseller No. 11
Kobalts 40-Volt Battery and Charger Kit (2.5Ah Battery and Charger)
  • Includes one 2.5Ah battery and one standard charger
  • High performance li-ion battery delivers fade-free power with no memory loss after charging
  • Fuel gauge provides an easy check on available power level
  • Charger is compatible with all 40V batteries
Bestseller No. 12
Powilling 40V 3.0Ah Replacement Lithium Battery for GreenWorks 29462 Battery GreenWorks 40V G-MAX...
  • This greenworks GMAX replacement battery fits the second generation 40v greenworks tools ONLY. (NOT for Gen 1)
  • Voltage: 40V, Capacity: 3000mAh, Battery Type: Li-ion, High quality battery cells make longer runtime.
  • Replacement for GreenWorks 29472 29462 G-MAX, Fits GreenWorks GMAX Tools 20302 20672 24252 20202 22262 20322 25312 25302 25322 25223 21302 22272 27062...
  • Special Exothermic Holes- Speed up battery cooling; Snap Joint - Easy to install and remove the batteries; Power indicator light - Learn about the...
  • Warranty: 45 days money back, 12 months guarranty. 24*7 prompt customer service
SaleBestseller No. 13
Greenworks 40V 19inch Cordless Lawn Mower, Battery Not Included 2501302
  • DigiPro brushless motor with G MAX 40V Li Ion battery for durability and longer run time battery not included
  • 7 position single lever height adjustment offers range from 1 to 1/4 inch to 3 to 1/2 inch cut height. Minimum cutting height is 1-⅛"
  • 19 inch steel deck offers with 3 in 1 design offers rear bagging, side discharge and mulching capability
  • Battery and charger not included, compatible with models 29462, 29472 and 29482
  • Compatible replacement blade model 29373
Bestseller No. 14
【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...
SaleBestseller No. 15
Greenworks 10-Inch Mower Blade Replacement Set 29712
  • Includes 1 set (right and left) 9.5" Replacement blades
  • Heat treated Steel for sharper precise cutting capability
  • Blades are easily removable for sharpening and replacement
  • Compatible with Greenworks twin force mower, Model 25302
  • Actual Blade length is approximately 1" shorter then mower deck size to allow clearance between blade tip and deck edge
Bestseller No. 16
Greenworks 40V 2.0Ah Lithium-Ion Battery (Genuine Greenworks Battery)
  • High Performance G-MAX 40V Lithium-Ion Battery delivers fade-free power with no memory loss after charging
  • One battery system for 10 tools offers a complete yard work solution
  • Quick Charge time of 60 minutes
  • Easy to use design snaps in and out of tools. If the battery is not charged for a long time, charge the battery for 2 hours every 2 months
  • Compatible Only with G-MAX 40V Tools and Charger Model 29482
SaleBestseller No. 17
Greenworks 20-Inch Replacement Lawn Mower Blade 29172 Black
  • 20-Inch Heat Treated Steel Mower Blade
  • Compatible With Greenworks 20 Inch Mower Models 25022 And 25222
  • Easy Installment
  • Country Of Origin: China
Bestseller No. 18
Greenworks 40V 19" Brushless (2-In-1) Lawn Mower, 4Ah USB (Power Bank) Battery and Charger Included...
  • CORDLESS LAWN MOWER – Get more done, faster, with Greenworks electric lawn mowers. This 40V push lawn mower provides the power you need with up to...
  • DURABLE 21” STEEL DECK – The 19” steel deck allows you to handle large areas of grass quickly and easily. Brushless motor provides more torque,...
  • VERSATILE – Single lever 7-position height adjustment for the best cut in all environments. The 2-in-1 design allows you to mulch and side discharge...
  • MAINTENANCE FREE – This walk behind lawn mower is virtually maintenance free, with no gas, no oil, and no emissions. Push button start, quiet...
  • PORTABLE POWER STATION – USB port in battery charges all portable electronic devices, including phones & tablets (40,000 mAh power bank). Great for...
Bestseller No. 19
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. 20
Kobalt 40-Volt Max 13-in Straight Cordless String Trimmer (Battery Included)
  • Kobalt 40 volt cordless string trimmer provides up to 40 minutes of runtime on a fully charged 2.5Ah battery
  • Premium heavy duty 0.080 in dual line feeds through a bump head, making it easy to power through tough grass and weeds
  • 13 in design is ideal for removing weeds and touching up lawns 1/2 acre or less. 2.5Ah battery and charger included
  • Easy to start variable speed trigger with two-speed settings offer complete control. Compatible with Kobalt 40 Volt MAX family of products
  • Includes a charger and 2.5 amp hour 40-volt MAX Li ion battery with a 75 minute charge time.

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FAQ:

Q: How do you replace a battery in a lawn mower?

A: Cover your bases… This should always be your approach,Kiser says; he recommends checking and replacing the air filter,oil,and gasoline before jumping to any conclusions. Don’t let gasoline sit in the machine. … Replace dull blades. … Check the belt. … Consider the bottom line. …

Q: Is Lowes replacing Kobalt with Craftsman?

A: Annoyed with Lowes over abandoning Kobalt. So, contrary to earlier widespread reports, Lowes is in fact abandoning Kobalt hand tools for Craftsman. Now, I have boxes full of generations of REAL Craftsman tools, but I stopped even looking at them after Stanley Black & Decker bought the brand because they further cheapened their design.

Q: Can you fix a lawn mower battery?

A: Undeniably, all electric lawn mowers get damaged but can be fixed using the same techniques. The elimination method is the universal way of fixing the most problems. If you play your cards well, I rest assured that you won’t need an expert to repair it.

Q: What is the best battery powered lawn mower?

A: BEST OVERALL: Greenworks PRO 80V 21-inch Self-Propelled Lawn Mower BEST BUDGET: WORX WG779 40V Power Share 14” Lawn Mower BEST VALUE: Sun Joe 24V-X2-17LM 48-Volt 17-Inch Walk-Behind Mower UPGRADE PICK: Makita XML03PT1 36V LXT Brushless 18″ Lawn Mower BEST RIDING MOWER: RYOBI 38-Inch Battery Electric Riding Lawn Mower