Cost of a DIY Solar Panel
Lets ignore the price of your time. Listed here is a listing of the materials required:
– Clear plexiglass or low iron solar glass 2ft x 4ft x 1/4in $34 or even more
– 3/4in 2ft x 4ft plywood panel $23
– Solar panel kit (eBay) $119, comprising:
– 50 Solar panels each 3in x 6in, 1.75w, pre-tabbed
– 10ft tabbing wire and 10ft bus wire,
– Flux pen and solder
– Peg board 2 panels 2ft x 2ft $5
– Clear silicone caulk/sealant $3
– Junction box $5
– Paint, stainless screws, wood for frame $10
– Diodes $3
Total cost $202. Lose $20 for the 10 extra solar cells which are not required, provides total of $182 for the materials to create a 60 watt solar panel. This calculates at $3 per watt.
Cost of Factory Made Panels
If you do an informal search on the Internet, most solar panels workout at $5 – $7.50 per watt. But we ferreted around and found a 120watt panel for $358 retail, Energia solar fotovoltaica comparable to $2.98 per watt. There are also a number of wholesalers willing to offer direct to the general public, and minimum order quantities can be as low as two panels. We found a 225watt solar panel wholesale for $549 (min order 2 panels), comparable to $2.44 per watt.
Warnings & Dangers of DIY Solar Panels
Also, if you’re contemplating making your own solar panels to cut the price of your solar energy house, please be familiar with these:
– In the US, you will NOT be allowed to get in touch your home made solar panels to the grid. If you prefer your solar energy house to get in touch to the grid, you need to use solar panels with UL certification. Many countries have similar regulations.
– Commercially manufactured solar panels include 25 year performance guarantees. DIY solar panels don’t have any guarantees and will most likely last just a few years at best.
– With any home made solar panel there’s a threat of fire from low quality soldering. If your DIY solar panel ignited and resulted in fire damage to your house, your insurance company might be a little reluctant to pay for out for a fire the effect of a solar panel that did not have UL certification.
– And the ultimate nail in the coffin of a home made solar energy house: in the US, home made solar panels will NOT qualify for the significant rebates and tax credits which can be available.
If you prefer solar panels for your solar energy house and want something that’s safe, reliable, qualifies for rebates and will really cut your electricity bills, forget DIY. DIY can be a great introduction to understanding what it indicates to really have a solar energy house, but it’s not a feasible option to factory made solar panels.
Create a Solar Panel as a Science or DIY Project
However, if you intend to make your own solar panel as a technology project, this is often fun, satisfying and very rewarding. On completion you may also have a solar panel you are able to show off to your friends and something you could utilize to supply light for a yard, shed or outbuilding.
If you intend to create a solar panel as a technology project, consider buying one of many “how too make solar panels” guides. Some of those are excellent and do a great job of showing you (they involve some excellent videos) how to proceed, how to accomplish it and when to do. Yes, helpful tips will add $40 – $50 to the price, but that could be money perfectly spent, just don’t fall for the marketing hype!
If you’ll need a solar energy home and to reduce your electricity bills, forget the DIY route. But, although you won’t conserve money or reduce your electricity bill, creating a solar panel within a technology project ought to be very satisfying and educational. If you don’t want to pay the $40 – $50 for one of many DIY solar panel guides, there will be a lot of informative data on the Internet. I wish every success along with your Solar Energy House.