Direct Normal Radiation (DNR) represents the amount of solar radiation received per unit area by a surface that is always held perpendicular to the rays coming directly from the sun.
Learn More
Maps The maps below illustrate select multiyear annual and monthly average maps and geospatial data from the National Solar Radiation Database (NSRDB) Physical Solar Model (PSM). The PSM covers
Learn More
Direct Normal Radiation (DNR) represents the amount of solar radiation received per unit area by a surface that is always held perpendicular to the rays coming directly from the sun.
Learn More
Solar panels emit minimal EMF radiation – far less than common household devices you use daily. Quality equipment and professional installation ensure these already-low levels stay well
Learn More
Solar Energy The sun emits solar radiation in the form of light. Solar energy technologies capture this radiation and turn it into useful forms of energy. There are two main types of solar
Learn More
Calculate solar radiation for your location (city, address, or zip code) with our free solar irradiance calculator.
Learn More
Normal radiation levels for solar panels and photovoltaic systems can be categorized into various parameters, including sunlight intensity, radiation absorption rates, and external
Learn More
The performance of a PV system is directly tied to how much sunlight it receives. This is measured by solar irradiance —the amount of solar power received per unit area.
Learn More
What Is a Good Solar Irradiance? On a clear day at sea level, the maximum irradiance is around 1000 W/m 2, which is what is used to test photovoltaics in laboratory conditions. However, in
Learn More
Much of the country now gets an average of 4 hours or less of full sun hours per day. This map shows the yearly average for an average January (worst case) day, but with a solar tracking mount.
Learn MoreV4V Super Power Africa is a leading energy storage equipment manufacturer and integrator based in South Africa, serving the African continent. We specialize in lithium‑ion battery storage, sodium‑ion battery storage, system‑level battery management (BMS), energy conversion systems (PCS), communication cabinets for telecom infrastructure, commercial & industrial energy storage cabinets, integrated photovoltaic storage systems, distributed energy resources, deep discharge applications, and turnkey energy storage solutions. As a full‑service energy storage equipment manufacturer, we also provide containerised BESS, modular battery racks, backup emergency power, and zero‑carbon microgrids. Our advanced lithium‑ion and sodium‑ion solutions ensure safety, scalability, and high performance for residential, commercial, industrial, and utility projects across Africa.
Our modular energy storage portfolio ranges from compact distributed energy resources to 20ft/40ft mobile containers and outdoor all‑in‑one storage cabinets. We are a leading energy storage equipment manufacturer, offering communication cabinets for 5G/telecom, server racks for data centers, and lithium‑ion & sodium‑ion battery modules with integrated BMS. Our stackable design allows flexible capacity expansion, while our grid‑forming technology ensures stable off‑grid operation. Whether for off‑grid power systems, backup emergency power, PV+storage integration or large zero‑carbon parks, our products feature advanced thermal management, PCS and EMS integration, deep discharge cycling, and compliance with South African and international standards. We also provide professional energy storage system installation and after‑sales support across Africa.