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Factory Reconditioned: As good as new. For less. We guarantee it. »

As Good As New.

All reconditioned tools are inspected, tested, and cleaned by manufacturer trained technicians. They are then repackaged and distributed to our warehouse ready for sale – just like new!

For Less.

Enjoy an average savings of 20-30% compared to new tools. Reconditioned tools are distributed to dealers like CPO after passing multiple inspections – allowing us to sell to you at amazing prices!

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Along with the full manufacturer warranty, CPO backs all reconditioned tool purchases with a 60 day money back guarantee. We want you to have peace of mind with every order.

Greenworks 29662 40V 4 Ah Lithium-Ion Battery
Model#: GWKN29662

What are the different product conditions?

Brand new items;Full manufacturer warranty available
Manufacturer inspected, repaired and tested items; CPO 60 day money back guarantee
Open Box
New or Recon items with possible minor cosmetic damage; CPO 60 day money back guarantee
Returned items inspected, repaired and tested by CPO technicians; CPO 60 day money back guarantee

Greenworks 29662 40V 4 Ah Lithium-Ion Battery

Model#: GWKN29662
Our Price:
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$30.00 (23%)
In Stock


The all electric operation of the Greenworks' line of tools provides not only reliable performance and dependability, but also offer a clean running alternative to gas powered tools as well. Each Greenworks' tool comes with a variety of performance and safety features that not only help you get the job done right, they also promise carbon emission free operation for a cleaner environment.
Greenworks' Lithium-Ion batteries provide consistent and reliable power to your cordless Greenworks tools, delivering longer run times, more charges and clean operation.
  • Provides longer run times over the standard Greenworks 40V 2 Ah Lithium-Ion battery
  • No memory effect and runs througout entire cycle
  • Consistent power without fading
  • Longer life cycle up to 2000 charges
  • Battery charge level indicator
  • Note: 40V G-MAX and 40V Lithium-Ion Batteries are not cross compatible
  • 40V 4 Ah Lithium-Ion Battery - 29662
  • Owner's Manual


Battery Amp Hours: 4
Battery Style: Slide
Battery Type: Li-Ion
Compatible Models: All Greenworks 40V Cordless Tools
Recharge Time: 3 hrs.
Voltage: 40V


Product Reviews


by PowerReviews

(based on 1 review)

Reviewed by 1 customer

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The battery can only hold half an hour!

By bbdou

from Pittsburgh, PA

Verified Reviewer



    • Lacks Power
    • Only Half An Hour
    • Short Life

    Best Uses

      I use this for my 40V Cordless 19 in. 3-in-1 Lawn Mower, at the beginning I can work on my lawn for around 1 hour. After three month (used 4 or 5 times each month), the battery can only hold half an hour now.

      • Primary use:
      • Personal
      • Was this a gift?:
      • No

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