Most RV solar systems range from 200-800 watts using 12V panels wired in parallel with PWM or MPPT controllers. Wire gauge depends on amperage and distance, with 10-12 AWG typical for most installations.
Cracked sealant around your RV air conditioner is the most common cause of roof leaks. Use Dicor self-leveling lap sealant or Geocel ProFlex RV sealant after thoroughly cleaning and removing old sealant for best results.
Low amp charging from solar panels is typically caused by loose connections, incorrect controller settings, or battery issues rather than a bad controller. Start by checking all wiring connections and battery voltage before replacing the charge controller.
Ekko with 640Ah lithium and 450W solar can boondock 3-5 days easily, indefinitely in good sun. Monitor usage, charge devices during peak solar hours, and use propane for cooking.
Your RV AC is likely experiencing reduced efficiency due to dirty air filters, blocked return air vents, or thermal cycling issues. The system may be short cycling in moderate temperatures, preventing proper dehumidification and cooling.
Keep your RV comfortable in any weather with this AC, furnace, and heat pump troubleshooting guide.
Car umbrella canopies can work as temporary RV roof shading, but you'll need to address wind resistance, mounting challenges, and coverage gaps. They're a viable budget alternative to Shade RV products for short-term use.