Calculate your solar panel requirements effortlessly. Our Solar Panel Calculator helps you size your system correctly.
A setup wizard to help guide you through setting up the calculator for your system. We are proud to introduce our new solar panel search, which will now allow you to select solar panels from other
Design smarter solar systems with our technical calculators for panels, batteries, inverters, tilt angles, irradiance, wiring, and hybrid PV setups. Perfect for engineers, students, and DIY solar projects.
With six tabs covering panel output, full system sizing, roof layout, cost and payback, battery backup and off-grid runtime, you can explore realistic scenarios before contacting installers. The calculator is split
Made by Valentin Software, the developers of the full featured market leading PV simulation software PV*SOL, this online tool lets you input basic data like location, load profiles, solar power
With the PV*SOL® online calculator made by Valentin Software, SecondSol offers a free and easy to use tool to get data for the planning and calculation of a pv system.
A solar generation calculator is an essential tool for anyone considering solar panel installation, providing estimates of how much electricity your solar system could produce based on
Accurate System Sizing: Calculate precise solar panel quantities and system capacity based on your energy usage, roof space, and efficiency goals with automatic optimization for maximum energy
Free Online Solar Panel Calculator to estimate photovoltaic system size, energy production, and cost savings based on your location, roof area, and energy consumption.
Use the calculator today and start your journey to clean, green, money-saving energy. A powerful solar panel calculator to estimate energy production, system size, cost savings, battery
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.