Guides4 min read
Solar Kit With Battery: 3 Felicity Kits, Sized
What a solar kit with battery holds for an apartment, a shop and a farm: the Felicity inverter, battery and panels, with the arithmetic behind each.
Solar Buyer's Guides
Deep, decision-grade guides for choosing solar gear.
Buying solar equipment is a five-figure decision: the wrong inverter or panel can cost you years of returns. These guides walk through the trade-offs that actually matter — temperature coefficients in the Gulf heat, battery chemistry vs. cycle life, hybrid vs. string inverter topologies, sizing rules of thumb that survive contact with a 70 °C rooftop. Every guide is written for installers and serious homeowners, with worked examples in AED, real model comparisons, and the trade-offs vendors won't put in their datasheets. Browse the full set below or jump to a specific question.
Guides4 min read
Home Solar System: 3 Off-Grid Sizes and Their Parts
A home solar system for an apartment, a house or a villa with no grid: the Felicity inverter, batteries and panel count for each, with the sums shown.
Guides4 min read
Solar Calculator: Size Panels, Battery and Inverter
A solar calculator that runs in the browser: enter your appliances or your bill and get the inverter, battery and panel count, with the four formulas.
Guides4 min read
Lithium Battery Sizes: Ah, Voltage, kWh, Dimensions
Lithium battery sizes in the Felicity catalogue: 100 to 500 Ah at 12.8, 25.6 and 51.2 V, with energy, dimensions and weight, and how to pick a size.
Guides6 min read
Solar Energy Explained: Where It Comes From and How It Reaches Your Socket
What solar energy actually is, where it comes from, and the difference between photovoltaic, thermal and concentrated solar — then the whole chain, photon to wall socket, with the benefits and the drawbacks stated honestly.
Guides7 min read
Which Solar Inverter Will Start My Water Pump in Aswan?
A pump is a surge problem, not a wattage problem. The surge rating row - 2 times rated for 5 or 10 seconds - is what carries the first second of a motor start, and here is what it says on every Felicity inverter and charge controller.