Solar Charger for 48V Ryobi Tractors DIY February 20, 2023 greta DIY Solar Power Systems Home » DIY Solar Power Systems » Solar Charger for 48V Ryobi Tractors DIY DIY Solar Applicable to Ryobi ZT480ex, RM300e, RM480e tractors. Converting 12V, 24V, 36V or 48V solar (or other DC systems) to required charge voltage. Credit Will Allen PLease support our Sponsors - Or Buy an Item from our Catalog