The Sunforce 60-Watt Charging Kit and Go Power! 95-Watt Solar Kit are good solar panels to use on an RV, according to 12 Volt Solar Panels. The HQRP 50W Mono-crystalline Solar Panel is another highly rated option.
The Sunforce 60-Watt Charging Kit contains four durable solar panels that withstand high winds and hailstorms. The kit also contains mounting hardware, wiring and a power converter.
The Go Power! 95-Watt Solar Kit includes one solar panel, a digital regulator, mounting equipment and wiring. This efficient system generates electricity in cloudy weather and comes with a 25-year manufacturer's warranty on the solar panel.