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  1. I'm having trouble finding any reviews comparing something like these to much more expensive name brands. I did read about the basic math about watts based on area of the panels, and that checks out: these are 119x54 cm.

  2. May 12, 2020 · I have purchased 30+ used SunPower 327 watt panels from Santan Solar. Their normal prices are great, but they sometimes have sales which really drop the price. The last batch of panels I was able to get each panel for $92, $0.28 a watt!

  3. Aug 1, 2018 · As well as saving you money on energy bills, solar panels can earn you cash. And don't worry, they can still generate electricity on gloomy days, vital when the weather's as dull as dishwater. But they cost an average of £7,000, so you need to understand how to work out if the sums add up.

    • 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!

  4. When you install solar panels (and certain other related technology) you receive a portion of the cost back on your taxes. For 2024, the portion you get back is 30% and will stay there through ...

  5. So I am not currently looking to setup solar due to renting but I ran across these used panels on ebay the other day. Now as I understand these could…

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  7. Aug 28, 2024 · Buying solar panels is a long-term investment that should help cut your electricity bills and carbon footprint. But will they pay for themselves and earn you money? Solar panels are often marketed as a way to save money on electricity – and sometimes as a way to make money too.

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