Solar Energy Blog

Expert guides, tips and news about solar panels, batteries and EV charging in Marbella and the Costa del Sol.

2 September 2026 5 min read

How much you save with solar panels in Spain: real calculation with Málaga data

Real calculation of solar savings in Spain, with Málaga data. No inflated promises. Data Electricity: €0.20/kWh Production Málaga: 1,750 kWh/kWp (PVGIS) Install price: €500/panel (540 Wp) from 10 ...

2 September 2026 5 min read

Shared self-consumption in homeowners communities: how it works in Spain

Shared selfconsumption lets a community install solar on the building roof and share energy among neighbours. Very profitable on the Costa del Sol. What is it? A scheme where several consumers share ...

2 September 2026 5 min read

Solar panels for your home: complete guide to size, cost and savings in Spain

A guide for homeowners who want solar panels in Spain: how many, how much, how much you save, and what paperwork. How many panels? Depends on annual consumption. Examples for the Costa del Sol (1,750...

2 September 2026 5 min read

Best solar panels in 2026: brand, power and price comparison

Choosing the best solar panels in 2026 depends on power, warranty and installed price. We compare the options we install in Málaga and the Costa del Sol. Power and production Power Panels for 5 kWp...

2 September 2026 5 min read

Solar panel installation step by step in Andalusia: from study to legalisation

Solar panel installation in Andalusia follows a welldefined process. This guide covers every phase, from the initial study to legalisation with the Junta de Andalucía. 1. Free study and design We mea...

2 September 2026 5 min read

Solar panels in Malaga: price, output and real savings

Malaga enjoys around 2,900 hours of sunshine per year and each installed kWp yields 1,700 to 1,800 kWh. At a reference price of about 500 EUR per installed panel from ten panels, a ten panel system (6...

2 September 2026 5 min read

Solar self-consumption kits in Malaga: what is included and what it costs

A proper selfconsumption kit is a complete system, not a box of panels. In the province of Malaga we install kits with 540 or 610 Wp panels, aluminium mounting rated for coastal wind, a Deye or Solpla...

2 September 2026 5 min read

Legalising solar panels in Andalusia: documents, timelines and cost

Without legalisation a selfconsumption system cannot claim surplus compensation and may cause problems with insurance or when selling the property. The file includes the electrical certificate, a tech...

2 September 2026 5 min read

Solar self-consumption in Malaga: a practical 2026 guide

<pIn Andalusia every installed kWp produces 1,700 to 1,800 kWh a year, so a selfconsumption system pays for itself in four to six years at our price of about 500 EUR per installed panel from ten panel...

2 September 2026 5 min read

Virtual battery or physical battery: which pays off on the Costa del Sol

<pA virtual battery stores no electricity: it turns your surplus into a credit your energy supplier applies to later bills, usually with a monthly fee or a lower buyback rate. A physical battery store...

2 September 2026 5 min read

How many solar panels does my house need? A calculation with Malaga data

<pQuick rule for the province of Malaga: a 610 Wp panel produces about 1,050 kWh a year, so divide your annual consumption by 1,050 for the approximate number of panels. At 4,000 kWh a year, 8 to 10 p...

2 September 2026 5 min read

How much does it cost to install solar panels in Spain in 2026?

<pThe real cost of installing solar panels in Malaga and on the Costa del Sol is around 500 EUR per installed panel (540 Wp or 610 Wp) from ten panels upwards, with the inverter, mounting, wiring, cer...

2 September 2026 5 min read

How to choose a solar installation company in Spain

<pOn the Costa del Sol many companies that sell solar panels do not install them: they subcontract the roof work and disappear once the invoice is paid. Before you sign, ask for the CIF number and reg...

2 September 2026 5 min read

Solar panels on the Costa del Sol: yield, cost and payback

<pThe Costa del Sol delivers 1,700 to 1,800 kWh per installed kWp per year, nearly double a northern European roof. A 5.4 kWp system produces around 9,000 kWh a year, cutting €150 to €200 off the mont...

2 September 2026 5 min read

Solar panels with a battery in Spain: when does storage pay off?

<pWithout a battery selfconsumption sits around 40–50%; with correctly sized storage it goes past 80%. Storage pays off for permanently occupied homes with evening load, weak singlephase supplies and ...

2 September 2026 5 min read

Solar installation for Dutch homeowners in Spain

<pWe work with many international owners on the Costa del Sol: communication in your language, our own crews in Málaga, and all paperwork handled, including the electrical certificate, RD 244/2019 leg...

2 September 2026 5 min read

Solar batteries in Málaga: what capacity you need and what it costs

<pThis week we commissioned several battery installations across Málaga province. The most common setup: a Deye hybrid inverter with a 16 kWh LVTOPSUN battery, mounted outdoors in the shade or in the ...

2 September 2026 5 min read

Cleaning solar panels on the Costa del Sol: when, how and how much output you recover

<pOn the Costa del Sol dirt does not wash away by itself. It rarely rains, and when it does after a calima event the dust turns into mud on the glass. On the systems we inspected this week between Mál...

2 September 2026 5 min read

Solar installation in Nagüeles, Marbella, at the foot of La Concha

We have completed a new solar installation in Nagüeles, the residential neighbourhood of Marbella on the slopes of Sierra Blanca, at the foot of La Concha. A project that shows exactly how we work on ...

18 April 2026 5 min read

Case Study: Cantueso Cottages — 163 Panels + 150 kWh for Rural Hospitality

Cantueso Cottages: Solar Power for Rural Hospitality in Andalusia At Mi Techo Solar we had the privilege of designing and installing a complete energy infrastructure for Cantueso Cottages, a rural hol...

16 April 2026 5 min read

Air Conditioning with Solar Energy: The Perfect Combination for Homes in Málaga

ClimateControl Your Home with the Sun In Málaga, air conditioning is a necessity. Cooling costs can represent up to 40% of your electricity bill. Heat Pump + Solar Finca with pool: 810 kWp with heat...

16 April 2026 5 min read

Solar Subsidies in Andalusia 2026: Guide for Fincas, Townhouses & Apartments

Solar Subsidies Available in Andalusia 2026 The transition to solar energy is increasingly accessible for all property types on the Costa del Sol. Whether you own a country finca, a townhouse in an ur...

16 April 2026 5 min read

EV Charging with Solar Energy: A Guide for Homeowners on the Costa del Sol

Charge Your Electric Car with Solar Energy Combining solar panels with a smart charging point is the most economical way to drive. How Many Panels Do You Need? Finca or detached house: 46 additional...

16 April 2026 5 min read

Solar Batteries Costa del Sol: Benefits for Fincas, Townhouses & Apartments

Solar Batteries Costa del Sol: Benefits for Fincas, Townhouses & Apartments in 2026 Solar energy has revolutionized how property owners on the Costa del Sol power their homes and businesses. But what ...

16 April 2026 5 min read

Solar Energy on the Costa del Sol: Solutions for Fincas, Townhouses & Apartments

Solar Energy on the Costa del Sol: Solutions for Fincas, Townhouses & Apartments The Costa del Sol, with its more than 320 days of sunshine per year, is a paradise for solar energy. Far from being an ...