Tag Archives: solar panel quality

solar panels and wind

Solar panels and wind: are your panels made to last?

Reading Time: 3 minutes

Weather events like hurricanes are accompanied by wind speeds up to 200 miles per hour, and tornadoes can bring even higher speeds that threaten to damage rooftop and ground-mounted solar energy systems. If you live in a windy area of the country, it is especially important to know how your solar energy system will hold up during a storm.

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solar panels and rain and flooding

Solar panels, rain, and flooding: are your panels made to last?

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Floods and heavy rains can knock out utility poles and other electrical infrastructure, often causing power outages for long periods of time. As an expanding provider of resilient energy, it is important to understand if and how solar panels and solar energy systems hold up in floods and heavy rains.

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solar panel testing and certifications

Solar panel testing and certifications

Reading Time: 5 minutes

Like other types of electronics, solar panel modules go through rigorous testing before installation. These tests are critical to determining the quality and performance of panels under particular environmental stresses, as well as confirming they meet mandated safety requirements. In this article, we’ll review the most common testing and certifications for solar panels on the market today.

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top solar panel companies and manufacturers

What are the top solar panel companies & manufacturers?

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Who are the top solar companies in the world and in the USA? Industry analysts from SPV, SEIA and other organizations offer their top rankings, based on updated shipping forecasts from each of the companies included. *Note: if you are looking for information about the Trump Administration’s tariff on U.S. solar panel imports, read our complete analysis here.

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SunPower solar panels review

SunPower Solar Panels: The Complete Review

Reading Time: 4 minutes

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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350W solar panels are they right

350-watt solar panels: are they right for you?

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One important metric to consider when comparing solar panel options is a panel’s power rating, referred to as wattage. 350-watt (W) solar panels are close to the average wattage of solar panels available today and are a great panel option for many types of solar projects.

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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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grape solar panels

Should you buy Grape Solar panels from Costco or Home Depot?

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Installing solar panels is fast becoming a home improvement project that any homeowner can take on. Now that you can buy solar panels at Costco and Home Depot, you may even be considering installing a home solar energy system yourself. One of the most popular DIY options is to purchase a solar panel kit from Grape Solar, an Oregon-based solar panel manufacturer whose products are for sale at Costco and Home Depot. But before you make a Costco solar purchase, we recommend you learn more about how Grape Solar panels compare to other solar panel brands.

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