Sydelway
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Upgraded 3.5Ah Replacement for Kobalt 80V Battery
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Upgraded 3.5Ah Replacement for Kobalt 80V Battery
Perfect Replacement for Kobalt 40v battery is an upgraded version with a capacity increased to 6Ah, providing a longer runtime.
Upgraded 3.5Ah Replacement for Kobalt 80V Battery
Item #: 223943602

Upgraded 3.5Ah Replacement for Kobalt 80V Battery

76% of respondents would recommend this to a friend

Item #: 223943602

BND 121

Price Details

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*All items will import from US

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Order now and get it around Sunday, September 20
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Perfect Replacement for Kobalt 40v battery is an upgraded version with a capacity increased to 6Ah, providing a longer runtime.
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What Stands Out

High Capacity
The 3.5Ah capacity ensures longer run time for Kobalt 80V power tools, enhancing productivity for heavy-duty tasks without frequent recharges.
Wide Compatibility
Specifically designed to work flawlessly with multiple Kobalt 80V models, making it an ideal choice for existing users looking to replace their batteries hassle-free.
Quick Charging
Compatible with Kobalt's advanced chargers, this replacement battery minimizes downtime by ensuring rapid recharging, so you can get back to work faster.

Product Details

Shop Upgraded 3.5Ah Replacement for Kobalt 80V Battery online at a best price in Brunei. B0DRWKCVWV
Number of Batteries1 Nonstandard Battery batteries required.
BrandSydelway
Model NumberKB3080
ManufacturerShenzhen Henglixinyuan Electronic Technology Co., Ltd
Battery Cell TypeLithium Ion
Battery Capacity3500 milliamp_hours
Voltage80 volts
ReusabilityRechargeable
Compatible Phone ModelsPerfectly compatible with kobalt 80v battery chargers: KRC 30-06, KRC 80-06, KRC 0280-06, S-L500, etc., Replace for Kobalt 80v max battery is fully compatible with 80V Kobalt tools like: #2700003, #2279969, #3649684, #1130001, #2401903T, #2912303T, #3501303, #2600203, #2601403, #1359953, #1083772, #847818, etc., Replacement for Kobalt 80V battery: KB2580-06, KB580-06, KB680-06, KB280-06, etc.
Unit Count1 Count
Battery Weight3.3 pounds (1.5 kg)
Antenna LocationPower Tool
Battery Cell CompositionLithium Ion
Recommended Uses For ProductPower Tool

Dangerous Goods

To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.

Who Should Buy?

Suitable For
  • DIY Enthusiasts

    Homeowners who engage in regular outdoor projects will find this battery a reliable power source for their Kobalt tools.

  • Landscapers

    Professionals in landscaping need durable batteries for cordless equipment; this replacement offers extended run times suitable for their needs.

  • Homeowners

    Individuals who use Kobalt 80V tools for yard maintenance can trust this battery for dependable performance and longevity.

Not Suitable For
  • Heavy Duty Users

    Users who require consistent power for intensive jobs may find this battery inadequately powerful for their needs.

Product Description

Upgraded 3.5Ah Replacement for Kobalt 80V Battery

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What devices are compatible with the 40V 6.0Ah Replacement for Kobalt 40V Battery?

    Answer: This replacement battery is designed for use with a variety of Kobalt 40V tools, including models like KM 2041B-06, KPM1040A-03, and KM-1640. Ensuring compatibility means you can rely on it to power lawn mowers, trimmers, and other outdoor equipment that supports the 40V Kobalt battery system, making it an essential accessory for maintaining your garden and yard.
  • Question: How long does the 40V 6.0Ah battery last on a single charge?

    Answer: The 40V 6.0Ah battery can offer significant runtime, capable of powering your Kobalt tools for extended periods. While the exact duration depends on the tool and its usage, you can typically expect it to last longer than lower amp-hour batteries, making it ideal for larger tasks or prolonged usage such as landscaping or extensive yard work.
  • Question: What safety features does the Kobalt 40V battery include?

    Answer: The Kobalt 40V 6.0Ah battery comes with built-in safety features like overcharge protection, short circuit protection, and temperature control. These safeguards help prevent overheating and extend the battery life, ensuring you can use it confidently without worrying about potential hazards while you're tackling your outdoor projects.
  • Question: Can I use this battery to replace older Kobalt batteries?

    Answer: Yes, the 40V 6.0Ah Replacement battery is compatible with earlier models of Kobalt's 40V line. If you have an older Kobalt tool that utilizes the same battery shape and voltage, this replacement offers improved capacity, helping you upgrade your tool's performance and runtime significantly. It's a smart choice for keeping your equipment running efficiently.
  • Question: Is this battery suitable for professional use?

    Answer: Absolutely, the 40V 6.0Ah replacement battery can handle the demands of professional landscaping and maintenance work. Its higher capacity supports longer operating times without frequent recharges, making it a reliable option for professionals who require consistent battery performance for tools used in day-to-day operations.
  • Question: How do I properly maintain my Kobalt 40V battery for longevity?

    Answer: To maintain your Kobalt 40V battery, always store it in a cool, dry place when not in use. Regularly clean the battery terminals to prevent corrosion and charge it fully before long periods of storage. Additionally, avoid letting the battery drain completely, as this can shorten its lifespan and performance over time, ensuring it remains in good working condition.
  • Question: What is the environmental impact of disposing of the Kobalt battery?

    Answer: Proper disposal of lithium-ion batteries like the Kobalt 40V battery is crucial for minimizing environmental impact. Many local recycling programs and retailers offer battery recycling services. It's essential to drop the used battery off at designated collection points to prevent harmful materials from entering the environment, making it a responsible choice that contributes to sustainability.
  • Question: Can I charge the 40V 6.0Ah battery with other Kobalt chargers?

    Answer: Yes, the Kobalt 40V 6.0Ah battery is compatible with other Kobalt chargers designed for its 40V line. It's advisable to use Kobalt chargers for optimal charging efficiency and to avoid issues that may arise from using chargers not designed for specific battery types, ensuring a safer and more effective charging experience.
  • Question: What indicators show the battery's charge level?

    Answer: The Kobalt 40V 6.0Ah battery typically includes LED indicators that display the charge level. This feature allows users to easily monitor the remaining power, giving you a clear idea of when to recharge. By keeping an eye on the battery level, you can maximize your work time and efficiently plan your tasks without unexpected interruptions.
  • Question: Where can I buy the 40V 6.0Ah Replacement for Kobalt 40V Battery in Brunei?

    Answer: You can purchase the 40V 6.0Ah Replacement for Kobalt 40V Battery at Ubuy, a trusted online retailer in Brunei. They offer a wide variety of tools and accessories, ensuring you have access to quality products for all your outdoor and garden needs. Shopping at Ubuy guarantees you a straightforward shopping experience with convenient delivery options to your location.

Sydelway Battery Packs KB3080 Editorial Review

**** The Kobalt 6.0ah Battery has garnered enthusiastic approval from customers who appreciate its remarkable performance and compatibility with Kobalt electric yard tools. Users report significant enhancements in power and efficiency, stating that this battery easily replaces multiple smaller 2.0ah batteries, allowing tools to run longer and with more vigor. Customers mention being able to tackle challenging tasks, like mowing tall grass and clearing light snow, with newfound ease. Those who have shifted from older batteries have found the 6.0ah variant to dramatically improve their experience, turning their garden tools into robust workhorses. Despite being heavier than the smaller 2.0ah counterparts, many users deem the extra weight a worthwhile trade-off for the added capacity. The quick charging ability and seamless fit in Kobalt equipment further contribute to customer satisfaction. While there have been some mentions of reduced run times compared to other battery options—specifically the 4.0ah battery—overall, the Consensus remains highly positive. Overall, the Kobalt 6.0ah Battery is lauded for its extended run time and potent performance. It stands out as a valuable investment for anyone looking to enhance their outdoor tool efficiency and replace aging battery options. **

Customer Reviews & Ratings

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Pros

  • Excellent power and capacity
  • Great compatibility with Kobalt tools
  • Significantly enhances tool performance
  • Holds charge for extended periods
  • Quick charging time
  • Transforms older tools into high-performance equipment

Cons

  • Heavier than the 2.0ah batteries

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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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BND 121

Order now and get it around Sunday, September 20

QTY:

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Fastest cross-border delivery

Features & Benefits

  • Upgraded Kobalt 40V MAX battery with increased capacity to 6Ah.
  • Compatible with all Kobalt 40V tools and original chargers.
  • Features multiple cooling channels for extended battery lifespan.
  • LED indicators show remaining power for easier tracking.
  • Recharge cycle of 1000 times with low self-discharge rate.
  • Enhanced safety features protect against short circuits and overheating.

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