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Jumpr Stack 9 9400 mAh Power Bank
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Jumpr™ Stack 9
9400 mAh Stackable Portable Power Bank
List price: $79.99
Your price: $39.99
You save: $40.00 (50%)
$39.99 Add to cart

The EnerPlex Jumpr Stack 9 is a 9,400 mAh portable external battery that can directly charge smartphone, tablets, and more via its tethered Micro-USB and Lighting connector outputs. Pair two or more Jumpr Stacks together and you can charge the batteries simultaneously via its magnetic stack and charge functionality.

  • Can charge smartphones, tablets, digital cameras and more
  • Tethered Micro-USB and Lighting Connector Outputs
  • Charge multiple Jumpr Stacks simultaneously via innovative magnetic stack and charge capabilities
  • Chain your Stacks vertically together to charge larger, power-hungry devices
  • Recipient of 2015 Red Dot Product Design Award

Product Dimensions:
Additional Information:
User manuals, data sheets, and other supporting documents can be found in the 'Downloads and Support Tab'
Battery Capacity:
9,400 mAh
Battery Type:
Recharge By:
0.4-2A Micro USB or Stack, Charge, & Chain Port
USB Port/Tethered Micro-USB/Tethered Lightning
Power Output:
1 Year
EnerPlex Jumpr Stack 9 is rated 5.0 out of 5 by 1.
Rated 5 out of 5 by from Perfect for everywhere! I carry my Jumpr Stack with me everywhere, even have one in my golf bag! Just in case I run out of charge and no outlet it works great!!
Date published: 2016-05-03
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Is jumprt stack 9 TSA Pprovd for carry on ?

Asked by: Joseph
Yes, The Jumper Stack 9 is TSA approved for air travel. Current regulations do not allow Li-ion batteries over 100 Watt hours (this product is about 47Watt hours).
Answered by: EnerPlex Support
Date published: 2016-10-18

My enerplex jumpr stack 9 charges usb and the android (normal) charger fine, but the iPhone charger won't work. Why is that and how can I fix it/is it fixable? 

Asked by: Kpfenninger
Thank you for your inquiry! This does not sound like normal behavior. Please email for assistance.
Answered by: EnerPlex
Date published: 2015-10-19

What is available in the box if i buy a new enerplex jumpr? Is the charger cable to recharge enerplex included in the box?

Asked by: Hanif
Jumprs come with the unit, manual, and a USB to micro USB cable used to charge the Jumpr itself. No USB wall adapters are included.
Answered by: EnerPlex
Date published: 2015-08-17

My Enerplex JU-Stack-9 charges for about 5 minutes then disables charging I have to turn it on again to start charging. Same with several devices.

Asked by: Todd
This is certainly not normal behavior! Please reach our customer support and or by filling out or Returns & Exchanges form on the website, found under the "Support" link at the top of the page.
Answered by: EnerPlex
Date published: 2015-03-26

How may cycles until it starts to lose its capacity?

Asked by: Will Ferrell
500 Cycles
Answered by: EnerPlex
Date published: 2017-01-27

Hi, first sorry for my bad english; i have de jumpr stack 9 but the last month when i conect to an iphone with ios 10 with the battery lightning cable or a external cable, the phone doesnt charge, and appear the message the cable is not certificated.

Asked by: joaquion
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