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FSKE 6000mAh Replacement for Kobalt 40V Battery KB540-06 KB440-06 KB640-03 by FSKE - Used condition

FSKE 6000mAh Replacement for Kobalt 40V Battery KB540-06 KB440-06 KB640-03 — Open-Box, 14% Off

Brand: FSKE

Condition: Used - Mint
$5134
$5999
-14% Save $865
Updated: 50 days ago
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Description

【Excellent Replacement for Kobalt 40V Battery】Voltage: 40V | Capacity: 6.0Ah; Providing up to 50% more power than 4.0 battery; Using A+ grade cells

【Widely Compatibility】Compatible with Kobalt 40V Power Tools such as String Trimmer, Leaf Blower, Hedge Trimmer, Chainsaw, Lawn Mower etc; Compatible with Kobalt 40V Charger Models KRC60-06, KRC40-06, KRC840-03 etc

【Visible Battery Power】FSKE Battery Replacement for Kobalt 40V Max Battery equipped with 4 led fuel indicators, Each fuel light represents 25% battery power, Press the button let you see how much run time left

【Reliable & Safety】Equipped with smart BMS protects the rechargeable battery, it safeguards against short circuits, overcharging, over-voltage, and overheating etc; Adopting PC+ABS material shell, A0 fire rating, sturdy and drop resistant; The surface of the shell is covered with breathable holes, providing excellent heat dissipation performance

【Customer Service】Any problem, please feel free to contact us. Please click the "Ask a question" on our storefront or in "YOUR ORDER" options click the "contact seller", we will give you the most satisfactory solution FSKE

40V 6.0Ah replacement battery for Kobalt 40v battery

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Amazon Warehouse

Verified Retailer

Official Amazon outlet for open-box & returned items

  • Backed by Amazon's A-to-Z Guarantee
  • 30-day return policy
  • Ships from Amazon fulfillment centers
  • Price verified on Amazon

Product Details

SKU:
awhd-us-b0dznlmvlw
Model:
KB440-03H
Country:
US
ASIN:
B0DZNLMVLW

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Refurbished and open-box products offer the same performance as new at a fraction of the price. You're already saving $9 on this listing. They've been inspected, tested, and are ready to use — the only difference is the price tag. Buying refurbished also reduces electronic waste, extending product life cycles and keeping functional devices out of landfills.
What's the difference between open-box and refurbished?
Open-box products are customer returns that have been inspected and confirmed functional. They may show little to no use — often the item was returned simply because the buyer changed their mind. Refurbished products have been professionally repaired or restored by technicians, tested to meet or exceed manufacturer specifications, and sometimes come with a warranty. Both are a smart alternative to buying new.
Why use OpenBoxFox?
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Yes. Products listed on OpenBoxFox come from established retailers like Amazon, Reebelo, and Dyson — not unknown third-party sellers. Each retailer has buyer protection policies, return windows, and in some cases warranties. You get the price advantage of used goods with the purchase security of a known retailer.

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