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How can you Maximise Your Savings with the Elon 100 Solar PV Water Heater? The Elon 100® solar PV water heater will help you save money on the biggest single electricity user in your household: your geyser. Here are some tips for maximising your savings: The b...

Version 2.14 · Last updated June 2026 The PowerOptimal Elon® The Most Cost-Effective Solar Water Heating Solution Conventional wisdom has it that solar thermal is the most cost-effective solar water heating solution. Well, it is time to update conventional w...

Version 2.14 · Last updated June 2026 Elon® 100 kit easy selection guide: element matching Elon® 100 kit easy selection guide: how much hot water? Typical kit contents

Version 1.41 · Last updated June 2026 PLEASE NOTE: This manual is for old Elon® 100s up to August 2019. See https://poweroptimal.com/manuals/ for manuals & guides for new Elons from September 2019 onwards. (How do I know if I have an old or new Elon® 100? The ...

Version 1.41 · Last updated June 2026 PLEASE NOTE: This manual is for old Elon® 100s up to August 2019. See https://poweroptimal.com/manuals/ for manuals & guides for new Elons from September 2019 onwards. (How do I know if I have an old or new Elon® 100? The ...

Version 2.33 · Last updated 8 July 2026 Patented: ZA2019/02129 SAFETY WARNING Installation of the Elon® 100 should ONLY be performed by an electrical contractor registered with the Department of Labour (the so-called “wireman’s licence”) and strictly according...

Version 2.09 · Last updated June 2026 Online user instruction video: www.poweroptimal.com/elon100 Full user manual: www.poweroptimal.com/manuals 

Version 2.21 · Last updated June 2026 Patented: ZA2019/02129 SAFETY WARNING Installation of the Elon® 100 should ONLY be performed by an electrical contractor registered with the Department of Labour (the so-called “wireman’s licence”) and strictly according t...

Version 2.20 · Last updated June 2026  INTRODUCING THE PowerOptimal Elon® 100 The innovative PowerOptimal Elon® 100 incorporates proprietary solar PV (photovoltaic) power management technology to allow for direct connection of solar PV arrays to electric geyse...

Version 1.21 · Last updated 8 July 2026 Patented: GB2583814, ZA2019/02129, ZA2022/08516, EP4100979, US 12,112,914, GB2618349, ZA2024/08399 Patents pending: PCT/ZA2024/050065, CH2023800381161, US 18/861,142, EP4519612, AU2023264634, ZA2023/11726, ZA2024/08845 S...