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Top Portable Solar Panels for Under $200

By How Does Solar Power Work on a House? Your Questions Answered No Comments


As the fundamental technology behind solar improved, a number of new consumer devices started hitting the market. One such device was the portable solar panel.

Portable solar panels are exactly what they sound like. They are usually smaller sized panels (but can be large) that enable an individual to generate electricity on-the-go. These panels incorporate components such as usb cables, external battery packs, and ways to link multiple panels together into an array.

Portable solar panels have a number of applications, but they usually revolve around the charging of batteries and other electrical devices. Depending on the specific hardware that you have, a portable solar panel can come in handy when you are hiking, traveling, or just walking around the city. In any case, when someone is looking for a cheap way to generate and use clean electricity while on-the-go, a portable solar panel under $200 is the perfect fit.

Portable Options for Under $200

The solar module that you end up choosing will be based largely on its purpose, so to cover most applications, we will look at 5 different portable solar panel options.

Grape Solar 100-Watt Polycrystalline Silicon Panel Kit

For $138, this portable solar panel kit is very affordable. The panel itself is 26 lbs and is made out of durable, polycrystalline solar cells. These cells connect through cords to a 165-Watt charge controller. The controller includes USB outputs and DC load control and is for 12-volt systems. This type of portable panel is perfect for attaching to an RV or boat so that you can generate electricity for your needs. When fully installed on an RV, for example, it will generate electricity, store it in a battery, and then supply the on-board electricity.

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Renogy 100W 12V Monocrystalline Panel

Renogy’s portable solar panel is pretty similar to Grape’s version, although this panel uses a monocrystalline cell structure instead of a polycrystalline. There are differences between these two-panel types that influence their efficiency and overall quality, but in most cases, monocrystalline panels are better. This panel system is also applicable for RVs, boats, and cabins, and at just $140, it may be the better option.


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GOAL ZERO Venture 30 Solar Kit with Nomad 7 Panel

This solar panel kit is much more portable in the sense that it can be easily carried around on the person. At $170, and at about the size of a laptop, this solar panel kit is perfect for charging phones, tablets, and computers when you are out and about. It has two high-speed USB ports for charging multiple devices and can deliver 30 watts of electricity per hour. With the panel and battery pack, you should be able to charge up your phone in 4 hours after allowing it to generate electricity for 9 hours.

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GOAL ZERO Guide 10 Solar Kit with Nomad 7 Panel

This kit is similar to the previous GOAL ZERO kit, but it is more focused on the everyday consumer. It includes 4 AAA rechargeable batteries and a battery pack that connects to the system to recharge them. At $115 it is slightly cheaper, due to its limited charging abilities, but by including the AAA batteries, it makes it easier for the general consumer to use.

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X-DRAGON 40W SunPower Solar Panel Charger

The X-DRAGON portable solar kit includes an array of panels that functions at up to 22%-25% efficiency. They can adjust the current and voltage automatically to achieve maximum power and deliver a current of up to 2.8A under direct sunlight. It includes a dual-port output for charging both 5V and 18V devices. It is water resistant, very durable, and is perfect to take with you while hiking or camping. The entire system is just $106 and includes a 40W foldable, solar charger, ten laptop connectors, a DC cable, and multiple USB cables. If you are looking for an affordable and durable portable solar kit, then this might be the best option for you.

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Energy On-The-Go

The goal for many environmentally conscious individuals is to try to mitigate their carbon footprint. In regards to energy consumption, this means that they try to rely as little as they can on dirty energy. Integrating a portable solar panel kit into your daily life can allow you to take control over a significant portion of your energy needs and mitigate this impact.

Whether it is for your phone, laptop, RV, or boat, a portable solar panel kit can provide you with a clean source of renewable energy and change the way you go about your energy consumption. This list of portable solar panels for under $200 should give you a clear path to getting started!

EV Charging Everywhere: An Interview with Heather Hochrein, EVmatch CEO

By Charging Your EV With Solar Panels and Using the EV Tax Credit To Lower the Cost No Comments

We sat down with Heather Hochrein, CEO and co-founder of EVmatch, to learn more about her Santa Barbara company and the opportunity of EV charging networks.

Through EVmatch, EV drivers leverage the sharing economy to easily find nearby, affordable charging, while station owners generate earnings by renting out their home charging infrastructure. EVmatch empowers a new generation of EV owners by providing a reliable and convenient charging solution to those lacking dedicated charging access, such as renters and multi-unit dwellers.

Kyle: Let’s start with a brief history of EVmatch. What inspired you to build an EV charging network?

Heather: EVmatch grew out of a deep passion for the environment and the desire to drive widespread adoption of cleaner electric vehicles. The concept for EVmatch started as a group Master’s thesis project at the University of California, Santa Barbara. My team and I identified electric vehicles as an important solution to reducing greenhouse gas emissions and local air pollutants, but also EV charging as a major barrier to adoption. After extensive customer discovery and market research, the idea for EVmatch was born!

Through a simple sharing application, we found we could leverage the rapidly growing private charging resources to support those without home charging access. We launched the EVmatch service in the spring of 2017 and have been steadily growing the network ever since.

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What problems are there with our current charging infrastructure? How is EVmatch providing solutions to these issues?

Most people currently charge their EVs at home because that’s where it’s most convenient and affordable. Many EV drivers install a Level 2 (240V) charger at home to ensure their EV can be fully charged overnight. However, this is not an option for many people who live in apartments or don’t have off-street parking.

These drivers must rely entirely on either workplace or public charging, which present several challenges. There are simply not enough charging stations, they’re not reservable, and they’re often too expensive for routine charging. EVmatch takes a fundamentally different approach by applying the sharing economy to EV charging.

EVmatch dramatically increases the number of charging options by bringing private charging options into the public sphere. Additionally, all EVmatch stations are reservable in advance so drivers can rest assured that they’ll never be left without a charge.

Is it accurate to call EVmatch “the Airbnb of EV charging?”

Yes! EVmatch is very similar to Airbnb in the sense that people are renting out their home chargers to the public through a streamlined application. While EVmatch has no direct relationship with Airbnb, the concept is extremely similar. Like Airbnb, we’re also focused on creating a community. The EVmatch community is built around trust, shared resources, and adoption of clean technology.

With just a few quick clicks, EV drivers can list their home charging station or register for an account to rent private chargers. By bringing these groups together, EVmatch helps to charge hosts increase their return on investment in charging infrastructure and EV drivers instantly access more charging options- a win-win for everyone!

What are the biggest myths out there about EV charging? Do you think consumers have a proper understanding of what it’s like to own an EV?

There are many misconceptions about EVs and EV charging. As with any new technology, there is a lot of education required to ensure that customers can make informed purchasing decisions. Unfortunately, many car dealerships are not well equipped to sell EVs and often provide misinformation.

One big myth is that all EVs can use fast charging networks, such as Tesla’s Supercharger network or EVgo’s DC fast charger network. This is simply not true. No plug-in hybrids (e.g. Chevy Volt or Prius Prime) can use these high powered stations and many pure battery electric vehicles require an add-on at the time of purchase to access fast chargers. And of course, only Tesla vehicles can access their exclusive Supercharger network.

Another myth is that we can simply replicate the gas station model in order to meet EV charging needs. What many people don’t consider is that charging a battery takes much longer than filling a tank with gas – typically hours versus minutes. Therefore, EVs should really be charging any time they’re not in use, much like the way we charge other electronics.

Fast charging is fantastic for enabling long-distance travel in EVs but is not optimal for everyday charging due to high costs and negative impacts on both the electrical grid and EV battery life. This is why EV charging near “long-dwell” locations, such as home or work, is so important.

EVmatch_HeatherandShannon.jpgHeather and Shannon, co-founders of EVmatch (Image provided by EVmatch)

What are the biggest challenges to widespread adoption of a peer-to-peer charging network?

One of the biggest challenges is reaching customers who are considering buying an EV but might opt out due to limited charging access. These are our primary customers and we want to reach them before they choose to forgo an EV for a gas car. Given the long buying cycle for car purchases, it’s critical to reach these customers before they finalize their decision.

Another challenge is matching the EV charging supply and demand spatially. This requires highly targeted marketing in order to recruit charging hosts where our drivers need them most.

Where do you see EV ownership and EV charging going in the next 5 years? Do you think this will be affected by the simultaneous rise of autonomous vehicles?

I expect both EV sales and charging infrastructure to grow exponentially in the next five years. This will largely be driven by the decreasing costs and the increasing availability of EVs. A number of automakers recently committed to dramatically increase the number and type of electric models they produce, and I suspect this is just the beginning. For example, this year General Motors committed to producing at least 20 new all-electric vehicles by 2023. With a wider range of prices, styles, and classes, there will be an EV to suit everyone’s needs.

Vehicle automation will certainly drive EV adoption, especially when used in shared fleets as point-to-point on-demand cars. Given the high upfront and low operating costs of EVs, their economics make much more sense in a shared-use scenario. In the future, I believe cars will be shared, autonomous, and electric. Will that happens in 5 years? We’ll have to wait to see.

Do a lot of your users have home solar to offset their EV charging expenses?

Yes! Many of our hosts have rooftop solar to both powers their homes and their EVs. Adding an EV to a home can add significant energy demand and expense if charged regularly. It’s not uncommon for people’s electricity bills to nearly double when they add this new “major appliance” to their homes. Solar can dramatically lower these added costs. In many cases, buying an EV makes the economics of going solar pencil out when they didn’t previously.

For anyone who plans to regularly charge their EV at home, I’d highly recommend considering solar. In addition to the personal savings, EVmatch will soon designate “solar hosts” on our map to increase traffic to this listing and help more of our customers drive on sunshine!