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Panels & Sizing

OBSIDIAN Series 45W portable solar panel for Winnebago motorhomes
Why 2006+ Winnebago Motorhomes Need an Unregulated Portable Solar Panel
Many 2006-and-newer Winnebago motorhomes have a Zamp Solar sidewall port wired to a charge controller already in the coach, not straight to the battery. That setup calls for an unregulated... Read more...
Go Power! 80W Eco solar kit mounted on a small travel trailer roof
What an 80W Solar Kit Actually Runs on a Weekend: A Battery Budget for Small Trailers and Truck Campers
An 80W RV solar kit returns about 20Ah a day. Here is the day-by-day battery budget for lights, fan, pump, phones and furnace on a 100Ah AGM or lithium, and... Read more...
Go Power! 20W Eco solar trickle charger kit with 10A controller
Keeping an RV Battery Charged in Storage: What a 10W or 20W Solar Trickle Charger Really Does, Region by Region
A parked RV draws 2–7Ah a day. Here is how much a 10W or 20W Go Power! Eco solar kit puts back in winter, region by region, and which one... Read more...
Zamp Solar panels on an Airstream Caravel travel trailer
Adding Solar to a 2023+ Airstream with Factory Merlin Panels
Airstream switched its factory rooftop solar to Merlin panels in model year 2023 — but the SAE solar port carried over. Here's how to add portable solar to your 2023+... Read more...
RV rooftops at a campground at sunset
Go Power! Solar Sizing Guide
As the owner of an RV or travel trailer, you understand and enjoy the unique combination of freedom, comfort, and convenience. Solar energy is quickly becoming the most popular way... Read more...
Why Portable Solar Panels Are a Game-Changer for Campers and RV Operators
Why Portable Solar Panels Are a Game-Changer for Campers and RV Operators
Whether you’re an RV adventurer or just like to camp on the weekends, a portable solar solution can keep your batteries charged and devices powered up — no matter how... Read more...
Rooftop RV solar beside an Airstream with a portable solar panel
Choosing the Right Solar Panel for Your RV
Portable vs Rooftop Solar – there’s never been a better time to invest in solar power for an RV or travel trailer. With so many people venturing farther off-grid for... Read more...
Keystone Cougar with the Off The Grid solar panel system
Keystone RV Solar Explained: Cougar OTG and SolarFlex Packages
What Keystone RV’s factory solar packages include, from the 2020–2021 Cougar OTG (Off The Grid) package to every SolarFlex tier, and how to add portable or roof solar to your... Read more...
car on road with solar panels
RV Solar 101: Solar Panels (Part 2)
Solar panels are made up of individual solar cells that convert sunlight into energy. That energy comes in the form of direct current (DC) electricity, which is used to charge... Read more...
Vintage motorhome with portable solar panels set up at a desert camp
Don’t Get PO’d with Your PV
Monocrystalline, polycrystalline and amorphous are terms used to describe solar products, but what do they mean? And more importantly, why are some solar panels better than others? Learning solar panel... Read more...