Solar Charger for 48V Ryobi Tractors DIY February 20, 2023 Unipro2013main DIY Solar Power Systems 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 here :