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"When the power goes out I can always count on my Joule case being there when I need it, more reliable than my flashlights. " Jean E.


Meet Your New Superpower

While it’s impossible to know when exactly disaster may strike, it is possible to plan for it. Introducing the solution to your need for power: Joule Case, the silent, emissions-free mini powerhouse, strong enough to power your entire residence, and more. No more panic, only power.

Meet Your New Superpower

While it’s impossible to know when exactly disaster may strike, it is possible to plan for it. Introducing the solution to your need for power: Joule Case, the silent, emissions-free mini powerhouse, strong enough to power your entire residence, and more. No more panic, only power.

Expand Your Power with
Stackable Systems

No need to buy a bigger generator. No need to buy a second power station. If you need more power from your Joule Case system, then all you need to do is "stack". The Joule Case can add up to 7 battery modules on to any control module for maximum power in your home, office, or outdoor adventure. You will never need another power source again!

Expand Your Power with
Stackable Systems

No need to buy a bigger generator. No need to buy a second power station. If you need more power from your Joule Case system, then all you need to do is "stack". The Joule Case can add up to 7 battery modules on to any control module for maximum power in your home, office, or outdoor adventure. You will never need another power source again!

A High-Power, Low-Profile Generator That
"Stacks" for Added Power

A High-Power, Low-Profile Generator That
"Stacks" for Added Power

The quiet, green alternative to gas generators


Finally, a clean power alternative to noisy gas generators! With multiple high-powered outputs and various recharging methods, Joule Case can keep your electronics running, both inside your home and out. No gas fumes and no extra noise.

 
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Starter Pack

Power needs change, your Joule Case system can change too.

 
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Battery Module Add-On

Powered by lithium ion. Stack batteries to increase runtime.

Power Outages

Residential power needs powered with quiet renewable energy. Power backup during a power outage has never been easier.

Outdoors

No matter if it's rugged camping or a picnic in the park, power on the go will keep you up and running no matter where you are.

Events

Our portable power solutions are ideal to replace combustion fuel generators for outdoor events and can reduce costs for your next trade show.

Commercial

From Food trucks and farmers markets to keeping your payment systems operational during a power outage, Joule Case keeps critical systems running.

Power Outages

Residential power needs powered with quiet renewable energy. Power backup during a power outage has never been easier.

Outdoors

No matter if it's rugged camping or a picnic in the park, power on the go will keep you up and running no matter where you are.

Events

Our portable power solutions are ideal to replace combustion fuel generators for outdoor events and can reduce costs for your next trade show.

Commercial

From Food trucks and farmers markets to keeping your payment systems operational during a power outage, Joule Case keeps critical systems running.

Packable, Stackable Power for Any Endeavor.


You shouldn’t have to worry about packing extra fuel for the thing that should be fueling your devices. You shouldn’t have to put up with loud noise and strong smells coming from your power source either. The Joule Case system brings powerful energy wherever you need it, while also being extremely portable and completely silent. Whether you’re using it as a backup energy source during important projects in the office or your home, or if you brought it along for an outdoor excursion, you can be sure the Joule Case system will get the job done as clean and quiet as possible.

We have been powering food trucks, events, trade shows and music festivals for the past few years and are ready to power your needs in your home or apartment. Read about our music festival business as featured in Forbes

 
 

How We Compare

We are passionate about power.


Access to energy created our modern world. We want to bring power to all of the people.

A power supply for residential, commercial, industrial power needs. Joule Case provides a clean and quiet alternative to gas generators. Now you can easily replenish power with renewable energy solar, wind. Protect your family and business from power outage disruptions.

Specs


  • Li-NCM – 64 18650 cells
  • 14.8v nominal 40Ah
  • 2C rated discharge
  • Duty Cycles: 1200+
  • 11.2 lbs
  • Dimensions: 14w x 10d x 3.5h inches
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