805-323-6445 | info@windynation.com

clean|power to the people

This product qualifies for FREE SHIPPING
400 Watt, 12, 24, 48 Volt Solar Panel + MPPT Charge Controller Complete Solar Kit for RV's, Boats and Off-Grid Applications
out of stock
84 lbs



For 12V, 24V and 48V Off-Grid Systems

Perfect for RV’s, boats and other off grid applications

WindyNation takes the trouble and confusion out of adding a solar panel system to a
battery bank with our 100% Complete Off-Grid Solar Kits!

  • Auxiliary power for RV’s and boats. Popular with commercial RV and marine retrofitters
  • Great for camping or remote cabins. Power devices in remote back country locations
  • Easy way to provide power for sheds, light poles and gates without the need for trenching and laying cables
  • Two or more panels can provide back-up power for critical appliances like a refrigerator during a power outage
  • The four solar panels can be wired in parallel for 12V charging or in series for 24V for charging
  • The TrakMax 30L MPPT Charge Controller will increase power production by up to 30%


Click on the Technical Specifications tab above for detailed information about the products included in this kit

Kit Includes

(4 pc) 100 Watt WindyNation 12 volt Polycrystalline WindyNation Solar Panel

Four solar panels are perfect for 12 Volt, 24 Volt or 48 volt battery bank charging

Windynation's 100 Watt Solar Panel combines high efficiency with long term reliability and stability

Outstanding electrical performance under high temperature and low irradiance conditions

See image in the photo gallery above for the technical specifications of the solar panel.


(1 pc) 30 Amp, 12/24/48 Volt WindyNation TrakMax 30L MPPT Solar Charge Controller

TrakMax 30L MPPT Charge Controller increases solar battery charging power by up to 30%

Compatible with 12 24 and 48 volt battery banks

Over voltage, reverse polarity, over current, excessive temperature and short circuit protected


(4 sets) Solar Panel Z-Bracket Mount

  • Includes 16 aluminum Z-brackets and 16 sets of stainless steel fasteners
  • Allows for a quick and easy mounting method to an RV, boat or roof
  • Corrosion resistant materials


Solar Panel Extension Cable and MC4 Connectors

  • 40 continuous feet of UL Listed 12 AWG solar extension cable 
  • One male and one female MC4 connector


The MC4 connectors allow for a quick and waterproof connection of the solar extension cable to the MC4 connectors attached to the back of the solar panel.

MC4 Branch Connectors

  • Three Pairs of MC4 Branch Connectors
  • The MC4 branch connectors are used to wire the four solar panels in parallel/series for 12/24/48 volt battery charging.
  • Wiring diagram for both 12V and 24V are shown in the Owners manual


Click on the Owners Manual tab above for detailed information about the products included in this kit

Everything you need for assembling our 400 Watt Solar Panel Complete Kit for RVs, Boats and Off-Grid systems is available in our Owner's Manual


The Owners Manual for the TrakMax 30L Charge Controller can be viewed by clicking here HERE