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The Best Kb 440 06 of 2025 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Kb 440 06 of 2025. Check our ranking below.

2,680 Reviews Scanned

SaleRank No. #1
JGSPJ 6.0Ah Battery Replacement for Kobalt 40V Battery KB 440-06‎ KB 540-06 KB 640-03(2Pack)
JGSPJ 6.0Ah Battery Replacement for Kobalt 40V Battery KB 440-06‎ KB 540-06 KB 640-03(2Pack)
  • [Battery Specifications]: Replacement for Kobalt 40V Max Battery.Voltage: 40V, Capacity: 6000mAh, Battery type: Lithium-ion, Package: 2Pack.
  • [Replacement Model]: Perfect Replacement for 40V Kobalt Battery KB 640-06, KB 540-06, KB 440-06,‎ KB 340-06, KB 640-03, KB 440-03, KB 440C-06, KB 540C-06,etc.The LED indicator light allows user to conveniently monitor charge levels.
  • [100% Compatible]: Compatible with all 40V Power Tools Mower, Blowers, Trimmers & Edgers, Chainsaws & Pole Saws and Chargers KRC 60-06, KRC 40-06, KRC 840-03,etc.
  • [High Performance]: JGSPJ 40V Battery 6.0Ah meets CE, FCC, ROHS certifications, adopts advanced electronic and top A-grade cells which can provide 1000 times of charging and discharging without loss of capacity, perfectly compatible with OEM tools.
  • [Service Warranty]: All Batteries come with 90 Days refund & 12 Month Warranty & 24h Online Support. Any questions please click the "Ask a question" on our storefront or in "YOUR ORDER" options click the "contact seller".
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SaleRank No. #2
40V 3.0Ah Replacement Battery for Kobalt 40V KPM1040A-03 KM 4040-06 KM-1640-06 KB-540-06 KB440-06 KB440-03 KB245-06 KB240-06 KB2540C-06 KB640-03 KB2540C-06 KB240C-06 KB540-06 Cordless Power Tools
40V 3.0Ah Replacement Battery for Kobalt 40V KPM1040A-03 KM 4040-06 KM-1640-06 KB-540-06 KB440-06 KB440-03 KB245-06 KB240-06 KB2540C-06 KB640-03 KB2540C-06 KB240C-06 KB540-06 Cordless Power Tools
  • 【Battery Specifications】Battery Type: Li-ion, Voltage: 40V, Capacity: 3.0Ah/3000mAh, Wattage: 120W; Fits 16 inch mower KM-1640-06 / 19 inch mower KM 4040-06 KM 1940-07 / 20 inch mower KM 2041B-06 KPM1040A-03
  • 【Compatible Models】100% Compatible with 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 KB340C-06 2910003-RC KB440C-06 KBK0140-06 KB2540C-06 KB540C-06 1302703 Cordless Tools, perfect fit Kobalt 40V Chargers(KRC60-06 KRC40-06 KRC 840-03)
  • 【Smart Design】The 40V 3.0Ah battery is equipped with an LED indicator to monitor the power level at all times. Battery cooling technology enables batteries to operate in extreme environments, rapid-recharge design, keep your Kobalt 40V Lithium-ion Battery ready for uninterrupted yard work sessions
  • 【Intelligent Protection】Intelligent protection against potential damage caused by over-charging, over-discharging, over-voltage, over-current, short-circuit. With a high-quality, fire-resistant construction, ensure complete protection for you and your devices
  • 【What You Get】1 Pack 3.0 Ah Replace Battery for Kobalt 40V Battery, User Manual.
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SaleRank No. #3
Replacement for Kobalt 40v Battery Charger KRC 40-06 KRC 60-06 KRC 840-03, Compatible with Kobalt 40-Volt Li-Ion Battery KB 240-03 KB640-03 KB 240-06 KB640-06 KRC40-06 KB340C-06 KB245-06 KB440-03
Replacement for Kobalt 40v Battery Charger KRC 40-06 KRC 60-06 KRC 840-03, Compatible with Kobalt 40-Volt Li-Ion Battery KB 240-03 KB640-03 KB 240-06 KB640-06 KRC40-06 KB340C-06 KB245-06 KB440-03
  • [Technical Specifications]: This replacement charger for Ko-balt 40V charger features a standard USA plug and supports an AC input range of 100V-240V at 50-60Hz. It provides a DC output of 42V Max / 2.2A ±10%, as a perfect substitute for the original OEM charger
  • [Wide Compatible with Ko-balt 40 Volt Batteries & Chargers]: This replacement charger is specifically designed for Ko-balt 40v systems, offering seamless compatibility with 40V battery , including models KB 240-03, KB440-03, KB640-03, KB 240-06, KB2540C-06, KB640-06, KB245-06, KRC40-06, KB440C-06, and KB340C-06. It also works perfectly with Ko-balt 40v battery charger, including KRC 40-06, KRC 60-06, and KRC 840-03
  • [LED Indicators & Cooling Channel Design]: This replacement charger for Ko-balt 40v comes equipped with clear LED indicators, giving you instant updates on your battery’s charging status. With multiple internal ventilation channels, it optimizes airflow, ensuring safe operating temperatures and enabling faster charging, while also enhancing the lifespan of your batteries
  • [Safety & Durability]: Featuring an advanced intelligent chip, this charger ensures optimal protection against overcharging, over-discharging, and overheating, safeguarding both your batteries and devices. Crafted with durable ABS+PC materials, it is built to endure harsh worksite conditions and heavy daily use, offering long-lasting reliability
  • [What you get & After-sales Service]: Chargerx1(Battery not included); User Manualx1. We offer 24/7 customer service according to our after-sale policy. Note: Amazon's return window closes after one month. For any assists, click "ask a question" on the seller store page to contact us directly
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Rank No. #4
2 Pack of Banshee 40V 4.0Ah Lithium Ion Replacement Batteries, Compatible with All Kobalt 40V Max Cordless Power Tools & Original Chargers
2 Pack of Banshee 40V 4.0Ah Lithium Ion Replacement Batteries, Compatible with All Kobalt 40V Max Cordless Power Tools & Original Chargers
  • 2 Pack of Banshee 40V 4Ah Li-Ion replacement batteries, 100% Compatible with all Kobalt 40V Family of 45+ Outdoor Tools & Original Chargers
  • Brand: Banshee. Voltage: 40 V. Capacity: 4.0 Ah (4000 mAh). Watt Hours: 160 Wh. Chemistry: Lithium Ion. Weight: 2.7 lbs (1.23 kg)
  • Replacement for Kobalt 40V MAX Battery Part Numbers: KB 240-03, KB 240-06, KB 240C-06, KB 245-06, KB 340C-06, KB 440-03, KB 440C-06, KB 540C-06, KB 640-03, KB 640-06, KB 2540C-06, KBK 0140-06, 1302703, 2910003-RC, & more
  • Features built-in LED indicators that display State Of Charge (SOC) with the push of a button
  • Ths item comes with a 2 year warranty
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Rank No. #5
2 Packs Replacement Kobalt 40V Battery 3.0Ah for KRC60-06 KRC40-06 KRC 840-03 Charger, Compatible with KB-540-06 KB640-06 KB440-06 KB240-06 KB2540C-06 KB640-03 KB440-03 KB240-03 Cordless Power Tools
2 Packs Replacement Kobalt 40V Battery 3.0Ah for KRC60-06 KRC40-06 KRC 840-03 Charger, Compatible with KB-540-06 KB640-06 KB440-06 KB240-06 KB2540C-06 KB640-03 KB440-03 KB240-03 Cordless Power Tools
  • 【Battery Specifications】Battery Type: Li-ion, Voltage: 40V, Capacity: 3.0Ah/3000mAh, Wattage: 120W; Fits 16 inch mower KM-1640-06 / 19 inch mower KM 4040-06 KM 1940-07 / 20 inch mower KM 2041B-06 KPM1040A-03
  • 【Compatible Models】100% Compatible with 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 KB340C-06 2910003-RC KB440C-06 KBK0140-06 KB2540C-06 KB540C-06 1302703 Cordless Tools, perfect fit Kobalt 40V Chargers(KRC60-06 KRC40-06 KRC 840-03)
  • 【Smart Design】The 40V 3.0Ah battery is equipped with an LED indicator to monitor the power level at all times. Battery cooling technology enables batteries to operate in extreme environments, rapid-recharge design, keep your Kobalt 40V Lithium-ion Battery ready for uninterrupted yard work sessions
  • 【Intelligent Protection】Intelligent protection against potential damage caused by over-charging, over-discharging, over-voltage, over-current, short-circuit. With a high-quality, fire-resistant construction, ensure complete protection for you and your devices
  • 【What You Get】2 Pack 3.0 Ah Replace Battery for Kobalt 40V Battery, User Manual.
Amazon Prime
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Rank No. #6
Tnvodejo 6000mAh Lithium ion Replacement Battery for Kobalt 40V Max Batteries KB-540-06 KB440-06‎ KB240-06 KB2540C-06 KB640-03
Tnvodejo 6000mAh Lithium ion Replacement Battery for Kobalt 40V Max Batteries KB-540-06 KB440-06‎ KB240-06 KB2540C-06 KB640-03
  • 40V 6.0Ah Replacement Battery is Compatible with 40V Battery KB 640-06, KB 640-03, KB 540-06, KB 440-06‎, KB 440-03, KB 540C-06, KB 440C-06, KB 340-06, KB 245-06, KB 240-06, KB 240-03, KB2540C-06, KB240C-06,etc.
  • Long-lasting performance and durability: This replacement battery is made for being durable and having long-lasting performance.replacement battery delivers fade-free power with no memory loss after charging. It can make sure that it can prolong tool run time.
  • Capacity: 6000mAhor 6.0AH
  • Easy installation and convenient use: This replacement battery is easy to quickly install, so your equiment can continue using right away.
  • Type:Li-ion
Amazon Prime
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Rank No. #7
2 Pack of Banshee 40V 4.0Ah Rechargeable Lithium Ion Replacement Batteries for Kobalt Cordless Power Tools, Replaces Kobalt 40V Max Batteries: KB 340C-06, KB 440-03, KB 440C-06, KB 540C-06, & More
2 Pack of Banshee 40V 4.0Ah Rechargeable Lithium Ion Replacement Batteries for Kobalt Cordless Power Tools, Replaces Kobalt 40V Max Batteries: KB 340C-06, KB 440-03, KB 440C-06, KB 540C-06, & More
  • 2 Pack of Banshee 40V 4Ah Li-Ion replacement batteries, 100% Compatible with all Kobalt 40V Family of 45+ Outdoor Tools & Original Chargers
  • Brand: Banshee. Voltage: 40 V. Capacity: 4.0 Ah (4000 mAh). Watt Hours: 160 Wh. Chemistry: Lithium Ion. Weight: 2.7 lbs (1.23 kg)
  • Replacement for Kobalt 40V MAX Battery Part Numbers: KB 240-03, KB 240-06, KB 240C-06, KB 245-06, KB 340C-06, KB 440-03, KB 440C-06, KB 540C-06, KB 640-03, KB 640-06, KB 2540C-06, KBK 0140-06, 1302703, 2910003-RC, & more
  • Features built-in LED indicators that display State Of Charge (SOC) with the push of a button
  • Ths item comes with a 2 year warranty
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Last update on 2026-01-14 / Affiliate links / Images from Amazon Product Advertising API

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