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Battery Info

Battery Information

Here's a list of places to purchase a battery for your Crank-a-Watt™. Most retailers will order the battery if it's not in stock, and let you pick it up in the store. It is not necessary to use a "deep cycle" battery with your unit, but it is permissible. Do not store your unit indoors where battery vapors could enter the living space. Please read the instructions sent with your unit!

Battery Spec's:

  • Style- Lawn and Tractor Battery. These have an average Amp Hour Rating of 50. They are very good quality, affordable and long lasting. Here's an excellent source of info for all your battery questions
  • Volts-12
  • Cold Cranking Amps-140 or greater
  • Cranking Amps-160 or greater
  • Approx. Dimensions of the battery are 8" long, 5" wide, 6" tall. The battery will not fit in the Crank-a-Watt™ case if it's larger than these dimensions. Please call or email us if you need help with the battery


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Moeller Engineering Cincinnati, Ohio is the home of Crank-a-Watt™ "Human Powered" Electrical Generators. For technical questions please email or call 513-232-1457 engineering. Crank-a-Watt™ is proudly manufactured in Cincinnati, Ohio.

Moeller Engineering 2001-2016. ATTENTION: All Rights Reserved. Patents Pending. Crank-a-Watt™, 2 Stage Rotor, 2 Stage Stator, 2 Stage Output, Dual Output Stator, Dual Stage, Dual Stator, Dual Core, Dual output Rotor, Quad, Multi-stage Output, Hemi Blade folded "Hem", Xxwatt people powered flywheel, Survival Cube™, Volt Cube™, Watt Wheel/s™, Multi Stage Output Generator™ Dual, Triple and Quad Output Stator and Rotor Design™, Panic Boxx™, Panic Pak™ are trademarks of Moeller Engineering. Patents Pending. All Rights Reserved. Do not return items to us without prior approval. No warranty will be issued if you do. No material on this website may be used without written permission. Permission may be revoked without notice. All infringements are rigorously enforced.

Important! Special order and x project generators are not returnable or refundable. This is necessary to limit the amount of x project offers we receive that are not co-developed. Please ask for info from our engineering dept.

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