Based on your question asking for solar panel prices only as you already have the gyser, here are a few top options from the PriceCheck search results: The BLUETTI 200W Solar Panels look like a great choice for R6499. With 200W of power charging your water heater during the sunniest hours of the day should save a nice amount on your electricity bill over time. The EcoFlow 400W Portable Solar Panel is more powerful for R11999 if you need to charge other appliances too through its USB and DC outputs. Both BLUETTI and EcoFlow are reputable brands that should give you years of use. Let me know if you need any other details on those options or have additional requirements to consider. I'm always here to help find the best deal.