Use our free solar calculators for amps to watts, watts to kWh, battery bank sizing, solar array sizing, and inverter load estimates. Simple & accurate.
In this article, we''ll explain the step-by-step process to calculate solar panel requirements for 12V, 24V, and 48V batteries. We''ll also compare lithium vs lead-acid batteries, and even show
A Solar Panel and Battery Sizing Calculator helps you determine the optimal size of solar panels and batteries required to meet your energy needs.
Once you have sized your battery bank and solar panel array, determining which charge controller to use is comparatively straight forward. All we have to do is find the current through the controller by
Learn how to calculate the right battery size for solar systems using energy needs, DoD, and real-world examples.
Free DIY solar sizing calculator to estimate how many solar panels, batteries, and inverters you need for your off-grid system.
The type of battery selected for the solar energy system significantly influences voltage compatibility. Various batteries, such as lead-acid, lithium-ion, or nickel-metal hydride, have distinct
Learn how to calculate your energy needs and choose the right battery capacity for solar power. Expert sizing guide with practical examples.
Learn how a solar battery calculator determines the battery capacity and the number of solar panels. Also, discover a well-sized system to maximize benefits.
Formula & Methodology Battery Capacity (Ah) = (Load Watts × Backup Hours) / (Voltage × DoD/100) This formula has been verified by certified solar engineers and complies with industry standards.
Scelto Energy Africa is a leading energy storage equipment manufacturer and integrator based in South Africa, serving the African market. We specialize in lithium-ion batteries for residential, commercial and industrial use, system-level battery management systems (BMS) for optimal performance and safety, energy conversion systems (PCS) for efficient power flow, energy storage battery system cabinets with integrated monitoring, communication cabinets for telecom and data centres, commercial & industrial energy storage cabinets for factories and warehouses, integrated PV-storage systems for seamless solar plus storage operation, distributed energy resources for microgrids and off-grid applications, and deep discharge battery technology for extended cycling. As a full-service provider, we also offer 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 lithium-ion batteries to 20ft/40ft mobile containers and outdoor all-in-one storage cabinets with IP54 protection. We are a leading energy storage equipment manufacturer, offering communication cabinets for 5G/telecom, server racks for data centers, and IP54 rated enclosures for harsh environments. 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, integrated PV-storage or large zero‑carbon parks, our products feature advanced thermal management, deep discharge cycling, and compliance with African and international standards. We also provide professional energy storage system installation and after‑sales support across Africa.