Author Archives: Sara Matasci

Battery backup power vs. generators: which is right for you?

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If you live in an area with frequent power outages, you already know the benefits of having backup power installed at your home. Propane, diesel, and natural gas-powered generators have long been the system of choice for homeowners and businesses that want to ensure that the lights stay on when the power goes out in the neighborhood. Now, an increasing number of people are considering newer, cleaner battery options like the Tesla Powerwall.

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cheap solar panels

Cheap solar panels: how to get the lowest price per watt on the market

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You may be looking for cheap solar panels available in order to really cash in on solar power. And sure, when you install solar on your home or business, you can save thousands on your electricity bills. But going solar isn’t automatically cheap: buying solar panels to install on your roof typically costs thousands of dollars. It’s no wonder that the cost of solar is among the most important considerations for today’s homeowners. If you’re thinking about going solar and worried about prices, you’re probably wondering: what are the best value solar panels and will solar get even cheaper?

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decotech solar roof review

DecoTech Roof-Integrated Solar System: a solar roof from GAF, America’s largest roofing manufacturer

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Homeowners across the country have their eye on Elon Musk’s Tesla Solar Roof, a much-heralded innovation for the solar energy industry. However, Tesla is just one company offering a roof-integrated solar option for homeowners and businesses. Roofing company GAF’s solar tile solution, DecoTech, hit the market in early 2017 and promises to be “the beautiful affordable alternative to typical rack-mounted solar systems.” Here is EnergySage’s complete review of everything you need to know about DecoTech solar, from performance to price to warranties.

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SunPower solar panels review

SunPower Solar Panels: The Complete Review

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SunPower solar panels are one of the most frequently requested solar panel brands on the EnergySage Solar Marketplace, and for good reason. SunPower panels are often the most efficient (read: powerful!) products on the market today, and they offer an industry-leading warranty. For many years, SunPower has been a fully-integrated solar shop: manufacturing solar cells & panels, and then offering sales and installation services for residential and commercial applications as well. Recently, SunPower announced that they’re spinning off their manufacturing arm into a new company–Maxeon–to focus on installing solar panels.

In the mean time, EnergySage’s SunPower reviews take a look at the technical specifications of SunPower solar panels as compared to other manufacturers to answer the question, once and for all, of whether SunPower is actually the best solar panel brand on the market. If you’re a residential homeowners, consider their high-wattage A-Series panels, which specifically come with integrated microinverters to cut down on installation time and costs.

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hanwha q cells review energysage

Q CELLS solar panels: the complete review

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Q CELLS is one of the world’s largest solar panel manufacturers, and is headquartered in Germany. Q CELLS has a number of different product lines in the Q.PEAK DUO series: from the G5 up through the G7, and including a number of sleek, all-black panel options. The combination of aesthetically pleasing and high performing panels at a low cost has made Q CELLS an increasingly popular choice for solar shoppers comparing their options on the EnergySage Solar Marketplace.

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trina solar panels review

Trina Solar panels: the complete review

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Trina Solar Energy is one of the largest producers of solar panels in the world, and was founded in 1997. Recently, Trina Solar Energy has been in the news for taking the power output of solar panels by first releasing a 500 Watt panel in February, before launching a 600 Watt (!!!) panel in July. The company manufactures all of its solar products in China, and is a popular brand featured in quotes to solar shoppers comparing their options on the EnergySage Solar Marketplace.

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hyundai solar panel review

Hyundai solar panels: the complete review

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Hyundai is one of the most recognizable names in the solar industry. The company started its solar business in 2005, and its solar panels are produced by a separate branch of the company that owns Hyundai Motors. Like some other leading solar brands (such as LG), their panels are manufactured in South Korea, and have primarily focused on solar markets outside of North America. However, recently Hyundai has begun to re-enter the American solar market, and are a player to be on the lookout for in late 2020 and beyond.

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4 kw solar system

How much does a 4,000 Watt (4 kW) solar system cost in 2020?

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If you’re shopping for a solar energy system, one of your first questions is probably, “how much will it cost?” Prices depend on the size of your system, the type of equipment you choose, and the state that you live in, but reviewing prices for a 4 kilowatt (kW) system is a great place to start for many smaller homes. Learn more about how much a 4 kW solar system costs, how much electricity a 4 kW system will produce, and the smartest way to shop for solar.

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Panasonic solar panels review

Panasonic solar panels: the complete review

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Panasonic is one of the world’s largest manufacturers of consumer electronics and an increasingly popular choice for U.S. homeowners installing solar. Panasonic’s heteroinjuction technology (or HIT) is included across their product lines, providing a unique take on the solar cell. Their HIT, HIT+ and HIT AC series are all high performers on EnergySage, with Panasonic the most quoted solar panel brand on EnergySage in 2019.

Whether you’re trying to decide between SunPower vs. Panasonic solar panels or simply evaluating your solar PV options, thoroughly reviewing the product options available to you is the best way to be confident in your solar investment. EnergySage’s Panasonic reviews take a look at the technical specifications of Panasonic solar panels to evaluate how they compare to other manufacturers on the market.

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solar panel cost and efficiency over time

How solar panel cost and efficiency have changed over time

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Solar panel technology has been around in some form for a long time – Bell Labs invented the first useful solar cell more than 60 years ago, and scientists have known for centuries that the sun can be used to produce energy. However, it’s only in the last ten years or so that solar photovoltaics (PV) has really taken off as a renewable energy source. There are two major factors influencing the technology’s growth: the steady improvement of both solar panel cost and solar panel efficiency over time.

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