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Homemade Generator

23 Homemade Generators For Running Small Appliances and Power Tools

How would you like to have a homemade generator that costs you almost nothing to build? Harnessing the power of the sun or wind to power your electrical devices, regardless of where you may be, is easier than you may think. Whether for home, office, campsite, cabin or any other location where you would like free electricity, use these ideas for building your own homemade generator. A great idea when building in a remote area when an electrical source is not available, yet the need for power tools is there.

Related: diy solar generators, diy wind generator, diy windmill generators.

1- Bicycle Power Homemade Generator

Clean and free power provided with the use of an old bicycle. Use these DIY generator plans to build your own free electricity generator with old bike parts and a few other components.

Below are short steps to make this bicycle power homemade generator.

Build or buy the bicycle stand. Make the front bike stand by a 4x4x24” wood blocks. Sandwich the two support blocks on either side of two high blocks by sawing about 4 inches off of the 2x4s. Attach the motor to the back wheel or chain as you like. Find a motor that will mount the cylinder and attach the motor to the upper plate of aluminium. With a multi meter check the voltage coming out of your motor and connect the positive output of motor to the positive input of charger and vice versa with the ground wire. Use 18 Amp-h battery and connect the terminals. Connect inverter to the battery to convert DC to AC.

Bicycle Power Homemade Generator

2- Van de Graaf Homemade Generator

What does a nail, a soda can and a rubber band have in common? They’re all components of the Van de Graff homemade generator and this ideas will show you how to make a generator to power small appliances. The step-by-steps instructions are easy to follow for this unique project.

Van de Graaf Homemade Generator

3- Mini Homemade Solar Generator

As small and portable as a personal ice chest, this mini homemade generator is actually built with a small ice chest. Don’t let the small size fool you, this DIY generator can provide the power to light up a room.

Here are brief steps to make this homemade generator.

Drill 5 holes on the top of lid, four for the panel to be mounted on the lid and one for panel wire. Bolt the panel to the lid and ran the wires throw. Place the 12v socket and applied glue to the nuts. Drop the battery and plugged in the battery. Plugged in the power and test the lamp with a compact fluorescent bulb.

Mini Homemade Solar Generator

4- DIY Wind Generator

Harness the wind wherever you may be to keep your batteries charged and your electronics up and running with this homemade wind generator. Cheap and easy to build with only four basic components. Consider building a DIY wind power generator as a companion to solar panels so you can have free electricity on days when the sun doesn’t shine.

DIY Wind Generator

5- Simple DIY Generator

Sometimes simple is all you need, like this simple and effective diy generator. This basic design and step-by-step instructions on how to build a generator will even give a novice DIY’er free electricity for small appliances and power tools.

Simple DIY Generator

6- Backyard Homemade Wind Generator

Easy and inexpensive to build, yet this DIY wind powered generator can produce as much power as a high-dollar, store-bought solar panel. Follow the easy steps detailed in the instructional video and build your own three bladed backyard wind generator and start saving money on your utility bill today.

DIY Wind Generator

7- Portable DIY Solar Power Generator 

Here are plans for building a solar powered generator that goes where you go. This DIY solar generator is easy to build and is the perfect power source for camping trips where a few modern conveniences are desirable. Turn on a light, watch your favorite television program or listen to your favorite music wherever the camping trail takes you with this portable solar power generator.

Portable DIY Solar Power Generator 

8- Tool Box Homemade Generator

An old plastic tool box can house a portable homemade generator that you can take anywhere. For less than $200, these DIY plans will enable you to power up your power tools wherever the job needs to be done. Since the DIY generator is housed inside of a tool box, it will be easily recognizable on the job site and never get left behind at the end of the work day.

Tool Box Homemade Generator

9- Low Power Generator

A great DIY project for a school science project and it really works! Use these plans for building a low power, cheap and easy generator for demonstration of what can be accomplished with a few components and little ingenuity.

Low Power Homemade Generator
Low Power Homemade Generator Image via : wikihow.com

10- Free Energy Generator

This video tutorial is about making a free energy generator from easily available and cheap material. Use this guide to make your own inexpensive homemade generator.

11- Easy Homemade Generator

This instructional YouTube video will show you how to build a small DIY generator. The detailed video is easy to follow and will provide you with a clear understanding of how generators work and will enable you to build one for your own use.

12- Small DIY Generator

Follow the step by step instructions of this YouTube video to learn how to build a small electric generator using a gas-powered engine.

This homemade generator is powered by a 4-stroke gas engine and will provide enough electrical power to meet basic household needs. Great to have on hand for times when the power goes out at home.

13- Phone Charger DIY Generator

When the power goes out and your cell phone battery is dead, you need an emergency source of electricity. This homemade generator will provide enough electrical energy to charge a phone and power a light bulb in case of an emergency.

All you need is a cordless drill and a couple of other common household items and you can power your way through an electrical emergency with this easy to build generator.

14- Hydroelectric DIY Generator

If you have a running water source nearby, like a swift-moving stream, this hydroelectric generator can provide enough electricity to power basic appliances so you can live off-grid.

If you don’t want total off-grid living, learn how to build a generator like this one to supplement your primary power source and save money.

This hydroelectric DIY generator would be ideal to build and use at a fishing cabin or campsite that is only used part-time. It would provide electricity when needed without a monthly utility bill to pay.

Hydroelectric DIY Generator

15- Thermoelectric Homemade Generator

These detailed plans will show you how to make a generator that has no moving parts and is very reliable. Thermoelectric generators are the types used on space crafts where reliability is essential.

This DY project would also be good for use as a school science project since it is easy to build with items you probably already have on hand.

Thermoelectric Homemade Generator

16- Powerful DIY Generator

If you are looking for a DIY generator that can provide enough electricity for an off-grid homestead, this is the one.

Each brushed magnet in this homemade generator will provide 110 volts of electricity, and the number of magnets used in this DIY project is up to you. High voltage electricity is produced with a very low RPM so the electrical output is steady and reliable.

Powerful DIY Generator

17- Lawn Mower Engine DIY Generator

Don’t trash that old rusty lawnmower if the engine is still good. Re-use the lawnmower engine and give it new life as part of a homemade generator.

These free plans provide written instructions as well as detailed pictures of how the project should look at each stage of the building process. Used lawn mower engines can be purchased cheaply for this project if you don’t have one on hand.

Lawn Mower Engine DIY Generator

18- Hydroelectric Homemade Generator

For less than $50 you can build this hydroelectric DIY generator that will provide enough power to run small appliances and power tools.

Great for use in a small workshop that is not wired for electricity or for an off-grid homestead that is near a running source of water. When trees or surrounding landscape prevent the building of a homemade wind generator, a water-powered generator can provide the needed electricity.

These detailed instructions also include a list of materials you will need for this DIY project so the build will be easy and inexpensive. Power up what you need, when you need it, without increasing the monthly electric bill.

Hydroelectric Homemade Generator

19- Bicycle DIY Generator

What can you do with an old bicycle, an old treadmill and a few pieces of leftover lumber? Build a functional homemade generator that can provide electrical power for your household.

You also get healthy exercise with this completed DIY project. When you want to generate electricity, you have to take a ride on the bicycle. The bicycle is stationary, so it won’t take you anywhere but it will give you heart-healthy exercise and enough power for small appliances and power tools.

This bicycle generator is easy to take with you on camping trips and will give the kids something to do if they get bored.

20- Small Homemade Generator

Make sure you always have a power source to recharge a phone battery no matter where you are with this easy to build DIY generator.

Easy to build and compact so you can take along with you wherever you go. Ideal for backpacking, camping, or other long-distance travel where you might not be close to an electrical power source for several hours.

21- Lawn Mower Powered DIY Generator

The engine on a lawnmower is powerful and is perfect for use on a DIY generator. These free plans show you how to use a lawnmower engine to build a 500-watt generator that can power small appliances and power tools.

Most of the parts for this DIY project were gathered from junkyards and recycle centers, so the cost of the build is very cheap.

Lawn Mower Powered DIY Generator

22- Recycled CD Homemade Generator

This would make a great science project for school and for inspiring children to take old things and make re-purpose them into something new.

One of the main components of this homemade generator is old CDs. Energy is generated when the CDs rotate and enough electricity is generated to power an LED light bulb. Not only is this a great science project and learning tool but it’s also a functional generator that can provide light without the use of electricity.

Have your kids build a couple of these DIY generators to keep on hand in case of an emergency.

Recycled CD Homemade Generator

23- Battery Powered DIY Generator

Be prepared the next time the electrical power goes down with this battery-powered DIY generator. You can store enough power in deep cycle batteries to get you through a power outage.

Ideal back-up generator that can be customized to meet the electrical needs of your home or office in case of a power outage. Store the charged batteries away until the next time they are needed so your home or office can continue to function like normal when the power goes out.

Battery Powered DIY Generator

About Farhan Ahsan

My name is Farhan Ahsan,I am web enthusiast, writer and blogger. I always strive to be passionate about my work. I started my work at the beginning of 2007 by engaging myself with detail reading and exchanging information with others. Since then things and times have changed, but one thing remains the same and that is my passion for helping and educating people, building a successful blog and delivering quality content to the readers. I always love to write about gardening, sustainable life, off grid living and homestead farming.

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  1. I am a a keen gardener and at present are all but self sustaining with the exception of milk,bread etc.
    I also have a small hydroponic unit set up in a glass house and it produces tomatoes, spring onion, lettuce, and a few other veg.
    My hydo unit is run from solar power to power the pump.
    My solar power unit also protects my food bank of 3 chest freezers and one upright freezer and one fridge.
    I want to support the solar power system with a wind turbine and are looking at the convertion of a 12 voilt alternator from a car as the main source.
    Are you able to offer any information on this type of system.

  2. Very enlightening sir. Engineering is great . Hope to try some out someday soon

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