LiPo 4000 4S 14.8v Battery Pack

LiPo 4000 4S 14.8v Battery Pack

Price: $144.99
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  • 4000mah capacity
  • 4S 14.8 volts
  • 150C rating
  • Lifetime warranty
  • 5C fast charge capable
  • 100% waterproof
  • Built today with factory fresh cells
  • Engineered drawings available upon request
  • Built with high-grade silicone jacket wire. Wire gauge determined by plug choice.
  • We add the connector and JST-XH balancing tap
  • Main lead length is 3.50" (custom lengths available upon request)
  • Balance tap wire length is 1.875" (custom lengths available upon request)
  • 137mm x 45mm x 29mm, 388g


We can provide any connectors and wire gauge that you prefer for both balance taps and the main connector. This battery is also available as a "Smart Battery" with a built-in BMS and hard case. We can also offer this battery in ANY VOLTAGE or CAPACITY that you require since they are assembled to order here in the USA. Custom configurations are available upon request. Contact us here on live help, by email, or via phone at 888-654-4450 with your specific requirements.


16 Product Reviews - Average rating 5 / 5 (Show All)

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Nothing compares to MaxAmps!

- May 04th 2022

MaxAmps batteries are the best. I have owned many different sizes and brands of Lipo batteries over the years and nothing compares to MaxAmps

It’s pretty crazy!

- July 02nd 2021

Hi, great batteries, I’m running a 70mm 4s jphobby edf in a 1997 kyosho t33 shootingstar, it loves 90amps at full throttle, (it’s a cool setup, not loud at all and what you can hear is a nice jet whoosh, with a 1.6 to 1 thrust to weight ratio, it goes...

Planning on ordering a few more real soon

- August 20th 2020

Thanks I love the 4000 battery it has plenty of power. Planning on ordering a few more real soon... Thanks again

Definitely worth every penny!

- December 17th 2019

I’m really liking my MaxAmps packs. The 4s dual core are coming off the track after my race in the 16v range. The 4000 packs are perfect for my 10min mains in u4z data log numbers are amazing ending the race with 15v. Super happy with the consistency of...

Awesome experience!

- January 15th 2019

Everything was and is GREAT! So far it is a pleasure doing business with you guys!


- November 30th 2018

By far the best and only I will buy

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