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Jun 13, 2019 · I recently purchased solar panels on ebay and was shocked when I measured their output. The panels were 300w and the best output I could get (measured) was 150w. These panels are 0.97 square meters each. I did some research and was shocked that nearly all the panels on ebay lie about their power output.
- Check The Solar Panel Dimensions
- What to Look For
- PWM Controllers Being Sold as Mppt
- Buyer Beware
- Have You Been Ripped Off?
This false advertising purely relates to panel sizes, and claiming that a panel is rated to a higher wattage than what it actually is. I’ll give you an example: The panel I’m chasing is 200W, and I know that a 200W panel should be 1580mm long, by 808mm wide. Now, I jump on eBay, and I flick through the results, and open a few different options up. ...
12V mono solar panels with a cell efficiency of around 17- 20% should be roughly 0.0064m2 per watt. If there is a substantial variance from that, you are being misled. With that in mind, here’s roughly the sizes you should be looking at: 80W panel = 0.51m2 100W panel = 0.64m2 120W panel = 0.77m2 150W panel = 0.96m2 160W panel = 1.02m2 200W panel = ...
Unfortunately, the false advertising doesn’t stop there. The next most common false advertising for 12V solar panels relates to the type of regulator used, and advertised. These are normally known as PWM and MPPT. The latter is generally considered the premium style, and the manufacturing costs dictate there should be a price difference. If you are...
People have been buying solar panels off eBay for many, many years now. Many of the cheap ones are not going to be comparable in quality to the high end units, but they have proven themselves to be reasonable and great value for money. However, its buyer beware; do your due diligence before handing your cash over to some scumbag on the other side o...
I personally know a huge number of people who’ve bought panels that were advertised as being a much higher wattage, and it makes my blood boil. Have you been ripped off too? Let us know below in the comments! Sharing is caring!
Reply. Award. Share. therealtimwarren. • 3 yr. ago. Is it really too good to be true though? Don't know how thing work where you live but in the UK there would be import duty and customs processing fees to pay on top of the advertised price. Don't forget the shipping costs too.
More than half of solar panel owners in our survey have been approached by a cold caller. Some were trying to sell them something unnecessary or even claiming something likely untrue. The most common cold calls about solar panels were: Offering a free health check for the solar panels; Selling an optimiser or voltage optimiser
Aug 1, 2018 · Whether you're looking to save on electricity bills, generate your own energy, reduce your carbon footprint, or all of the above, there's a lot to consider when getting solar panels installed. Here are the main points that you need to know.
Here's what you need to know to be an informed consumer, find a solar installer and identify when a salesperson is making claims their product can't back up. How to avoid solar panel scams ...
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Mar 28, 2024 · Solar panel myths: five common concerns about solar PV debunked. Show more. Find out if solar panels are worth it for your home, and if they can help you save money on your electricity bills. Plus find out how solar PV systems work.
