Kobalt 40-Volt 4.0Ah Lithium-Ion Cordless Power Equipment Battery
Kobalt 40-Volt 4.0Ah Lithium-Ion Cordless Power Equipment Battery
Kobalt 40-volt Li-ion 4.0Ah rechargeable battery for cordless power equipment. It delivers fade-free power with no memory loss after charging.
The battery has double the capacity of the Kobalt 2.0-Ah quick charge battery and provides extended run time. A fuel gauge shows the available power level.
- Voltage: 40-volt
- Battery Capacity: 4.0Ah
- Battery Type: Lithium-ion
- Compatible with the Kobalt 40-volt max team of tools
- Fuel gauge for available power level
Shipping, returns & fit
Shipping is free on U.S. orders of $75 or more; orders under $75 ship for a flat $4.95. We currently ship to U.S. addresses only.
Orders are picked and packed within 5-7 business days. Once shipped, delivery normally takes another 7-10 business days, and you'll receive a tracking link by email. Full details on our Shipping Policy.
You have 30 days from delivery to return any unworn item with tags in its original packaging. Return postage is paid by the buyer, unless your item arrived damaged, wrong, or never arrived — in those cases we replace it or refund you in full and cover the postage.
Approved refunds go back to your original payment method within 5–10 business days. See the full Refund Policy.
Available sizes are listed on this page. Between sizes? Email us and we will help you choose. Colors may vary slightly between screens and batches. Natural variation in materials is part of the character, not a defect.
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