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May 12, 2020 · May 12, 2020. #1. Just curious? Bought 10-250 watt poly panels from Santa Solar in Arizona off of eBay. 540.00 shipped. I have not tested or even seen them yet...
- 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!
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Rip Off and Total Liars. Wish I had read reviews before buying off these rip off merchants there web site is full of lies. I purposely brought a cheap one off ebay for £7 to see if the price they were charging represented the higher price they were charging on there web site and No it didn't.
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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.
Nov 2, 2019 · There are quite a few fraudulent solar panel listings on Ebay. I can spot them because I'm a physicist, but plenty of listings that are clearly advertising more wattage for their panels than is physically possible with present technology. If I flag them when I see them, will they get pulled? How do we self police this?
