Skip to content

The Best Kobalt 40V 4.0 Ah Battery of 2022 – Reviews & Buying Guide

After hours researching and comparing all models on the market, we find out the Best Kobalt 40V 4.0 Ah Battery of 2022. Check our ranking below.

2,894 Reviews Scanned

SaleRank No. #1
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
SaleRank No. #2
KOBALT 40-Volt 4.0AH Rechargeable Lithium Ion (Li-Ion) Cordless Power Equipment Replacement Extended Run Battery
  • High performance Kobalt 40-volt Li-ion 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 - 1 battery system for 7 lawn care tools
  • Fuel gauge provides easy check on available power level
  • Charge time - 120 minutes
Rank No. #4
CaliHutt 【Upgrade 40V 6.0Ah Replacement Battery for Kobalt 40V MAX 2540C-06 High Capacity Lithium-ion Battery KB440-03 KB2540C-06 KB640-03 KB240-06 for Cordless Power Tools
  • ✔【Powerful! & 3X Longer Runtime】Arguments:40-Volt 6.0Ah Lithium-ion | Not just a replacement!Actual capacity and top A grade li-ion cells provides 3X longer runtime and stronger power than original battery.(You can get lot done with full charge.)
  • ✔【Extensive Compatibility & Seamless Fit】100% Fits all original Kobalt 40V chargers KRC60-06,KRC40-06✚ Replacement for all Kobatl 40V Battery KB440-03 KB2540C-06 KB640-03 KB240-06 KB640-06 KB245-06 ‎KRC40-06 KB440C-06 KRC60 KRC40-06 KB240-06 ... ✚ Kobalt 40V Power Tools.
  • ✔【Upgraded in Longevity】Thanks to its 1000 times recharge cycle and 1% low self discharge rate, the TenHutt battery for dewalt could easily works for up to 3 years without problem.| Doesn't allow the tool to slow down at the end of the charge.
  • ✔【4 LED indicators & Charge Quick】Charging faster ✚ When you press the button, 4 LED indicators show battery charge and usage levels.|Doesn't allow the tool to slow down at the end of the charge.)
  • ✔【Safety Assured | Smart ECP Circuit Protect】One of the few battery cell selection with UL cetified in the market of Craftsman replacement batteries, equipped with battery management system(BMS) that can effectively protect the battery from potential damage caused by short circuit, over-charge/discharge, over-voltage and over-heating.
Rank No. #5
DSANKE 40V 6000mAh Battery Replacement for Kobalt 40Volt Lithium Ion Battery KB440-03 KB540C-06 KB540-06 KB2540C-06 KB640-03 KB240-06 KB640-06 KB245-06 ‎KRC40-06 KB440C-06 KRC60 KRC40-06 KB240-06
  • ✔【Battery Specifications】Type: Lithium-ion | Voltage: 40V | Capacity: 6000mAh | Watt: 240W | Pack: 1 Pack,Delivers up to 4X the run time than Kobalt 40V 3.0Ah battery.
  • ✔【100% Compatible】Replacement for Kobalt 40Volt Lithium Ion Battery KB440-03 KB2540C-06 KB640-03 KB240-06 KB240C-06 KB640-06 KB245-06 ‎KRC40-06 KB440C-06 KRC60 KRC40-06 KB240-06, 100% Compatible with Kobalt 40Volt Tools,Perfect fit all Kobalt 40V Chargers(KRC60-06 KRC40-06 KRC 840-03).
  • ✔【Why Choose Us?】Our more powerful 40V 6.0Ah battery delivers up to 4X the run time of the 3.0Ah battery.Built-in ECP smart protection chip provide overcharge and overdischarge protection to extend 4X battery life.Use A-class Lithium-ion Cells to make the battery charge and discharge cycles >1000 times!! Stay alert of the state of charge with a convenient 4-LED fuel gauge.
  • ✔【Safety & Reliable】All of the products are CE FCC PSE ROHS certified, tested by manufacturer to match OEM products and exported all around the world.No memory effect, can be charged or discharged as needed without losing capacity.
  • ✔【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 questions about the DSANKE replacement for Kobalt 40V battery, you could try again or contact us by your Order ID.
Rank No. #6
JIALIPOK 40V 6.0Ah Replacement for Kobalt 40V Battery Rechargeable Lithium Ion Cordless Power Tool Battery KB540C-06 KB245-06 KB240-06 Kb540-06
  • ✅【Great Replacement for Kobalt】100% Brand New 40V | 6.0Ah | lithium-ion battery. The 40V replacement battery for Kobalt has high-capacity rechargeable battery for extended run time. Repeated tested to match over 5 Kobalt 40V power tools.
  • ✅【Higher Capacity】 The replacement Kobalt 40V 6.0 Ah higher capacity battery for Kobalt tools, made with Top-A grade battery cell and repeated tested to match original for Kobalt power tools, the replacement battery has no memory effect. Upgraded 6.0AH 40-volt battery serves as a direct replacement for older 2.0AH and 2.5AH batteries and provides 50% longer run time vs original 2.0AH.
  • ✅【Replacement for Kobalt Battery Part】Replace for KOBALT 40V series battery, 1 battery system for 7 lawn care tools. Fits for Kobalt 40V original charger KRC 60-06 KRC 40-06
  • ✅【Compatible with Kobalt Tools】 Kobalt 40v lithium battery replacement compatible with Kobalt outdoor power tools KB-440C-06 KB 240-06 KB 240C-06 KB245-06 Kb540-06 KB540C-06.
  • ✅【Safety & Reliable】 Kobalt replacement batteries with four LED lights on the battery that display the remaining power and reduce the risk of downtime work, allowing you to monitor charge levels conveniently. Protect against overcharge, over-discharge, overpower, over-temperature, overcurrent, short circuit.
SaleRank No. #7
GreenWorks 29472 G-MAX 40V Li-Ion
  • 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 for maximum productivity and less downtime
  • COMPATIBLE WITH 60 plus 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
Rank No. #8
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
Rank No. #9
Kobalt 40-Volt 3.0AH Amp Hours Rechargeable Lithium Ion (Li-ion) Cordless Power Equipment Battery 3AH
  • 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 2.0AH
  • 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
Rank 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

Last update on 2023-03-18 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best Kobalt 40V 4.0 Ah Battery?

Do you get stressed out thinking about shopping for a great Kobalt 40V 4.0 Ah Battery? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Kobalt 40V 4.0 Ah Battery, which is why we have assembled a comprehensive list of the greatest Kobalt 40V 4.0 Ah Battery available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Kobalt 40V 4.0 Ah Battery that you consider buying. Your questions might include the following:

  • Is it worth buying an Kobalt 40V 4.0 Ah Battery?
  • What benefits are there with buying an Kobalt 40V 4.0 Ah Battery?
  • What factors deserve consideration when shopping for an effective Kobalt 40V 4.0 Ah Battery?
  • Why is it crucial to invest in any Kobalt 40V 4.0 Ah Battery, much less the best one?
  • Which Kobalt 40V 4.0 Ah Battery are good in the current market?
  • Where can you find information like this about Kobalt 40V 4.0 Ah Battery?

We’re convinced that you likely have far more questions than just these regarding Kobalt 40V 4.0 Ah Battery, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Kobalt 40V 4.0 Ah Battery, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Kobalt 40V 4.0 Ah Battery. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Kobalt 40V 4.0 Ah Battery buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Kobalt 40V 4.0 Ah Battery currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Kobalt 40V 4.0 Ah Battery has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Kobalt 40V 4.0 Ah Battery?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Kobalt 40V 4.0 Ah Battery.
  5. Customer Ratings: Number ratings grade Kobalt 40V 4.0 Ah Battery objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Kobalt 40V 4.0 Ah Battery.
  7. Product Quality: You don’t always get what you pay for with an Kobalt 40V 4.0 Ah Battery, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Kobalt 40V 4.0 Ah Battery is should be an indication of how long it will work out for you.

We always remember that maintaining Kobalt 40V 4.0 Ah Battery information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Kobalt 40V 4.0 Ah Battery is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

Related Post: