Online Solar Roof Top Calculator Calculates the number of solar panels, kilowatt capacity, daily unit production, and require area in Square Meter as well as Square Feet based on the average monthly
To help you decide if your property is suitable for solar, this guide outlines roof space requirements and breaks down how to calculate the area needed for your home solar panel installation.
Typical solar panels range from 250W to 400W, translating to an area of about 1.6 to 2.2 square meters per panel, leading to a total space requirement of around 5 to 10 square meters for 1 kW.
By the end of this guide, you''ll be able to estimate the necessary surface area for your solar panels and make informed decisions about your solar energy system.
A solar panel area calculator helps you find the exact space needed for your solar power system. This free tool takes your energy needs and shows you the square footage required on your roof or property.
Calculate the total area needed for your solar panel installation quickly and accurately with our easy-to-use solar panel area calculator.
If you want to calculate how many solar panels you can put on your roof, you will obviously need to know the size of a solar panel. Example: 5kW solar system is comprised of 50 100-watt solar panels.
Calculator for the power per area or area per power of a photovoltaic system and of solar modules. You can enter the size of the modules and click from top to bottom, or omit some steps and start e.g. with
While a 50MW photovoltaic system typically requires 1.2-1.5 million m², smart design choices can significantly reduce this footprint. From panel selection to innovative mounting solutions, every
Estimate how many solar panels fit your roof and the total system capacity (kW) based on roof area and panel specifications. Formula: Panels = (Roof Area × Usable % × (1 − Spacing Loss %)) ÷ Panel
GreenVolt Home Energy is a leading energy storage equipment manufacturer and integrator based in Poland, serving the European market. We specialize in wall-mounted energy storage batteries, power distribution cabinets, generation-storage integration, hybrid inverters (PV & storage all-in-one), communication battery cabinets with IP54 protection, grid-forming energy storage, PV storage power plants, residential all-in-one storage, and VPP-ready systems. 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 Europe.
Our modular energy storage portfolio ranges from compact wall-mounted energy storage 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 battery 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, PV+storage integration or large zero‑carbon parks, our products feature advanced thermal management, PCS and EMS integration, deep discharge cycling, and compliance with European and international standards. We also provide professional energy storage system installation and after‑sales support across Europe.