System Components
All solar products, power systems, water heating and gas products and their components must be installed by appropriately qualified personnel. All installations must adhere to local wiring regulations and standards. Sustainable Online will not be held liable for any product malfunctions as a result of incorrectly installed systems.
Revolutionize your water heating with our range of Geyserwise PV Kits. Designed to work with any geyser, these kits feature a robust, frost-proof design, precise temperature control, and a modular, expandable system that can grow with your needs. Harness solar energy to significantly reduce electricity consumption, lower monthly bills, and enjoy reliable hot water while making a smart, eco-friendly investment in long-term savings and energy independence.
Autumn is here — and now’s the smartest time to start cutting your energy costs and preparing for winter. From hybrid solar systems and lithium batteries to high-efficiency panels and power-management gear, we’ve curated the top solutions designed for South African conditions. Whether you’re looking for reliable backup power, greater self-consumption, or ways to shrink your Eskom bill, we’ve got the systems and tech to help you make it happen.
Unlock energy independence with Victron Energy’s Blue Power solutions! Cut energy costs and reduce grid reliance with top-tier solutions. Smart Technology: Manage your energy effortlessly with Victron’s intelligent inverters and monitoring systems. Versatility: Power homes, businesses, or off-grid systems with tailored solutions. Discover durable, dependable, and sustainable energy management with Victron Energy.
