Instalación de placas solares en Cartagena

Solar Panels Installation in Cartagena

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Solar panel installation companies in Cartagena

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Sun hours in Europe.


Average annual insolation map. National Geographic Institute (IGN) Spain.

Solar energy potential in Cartagena

Spain is in an excellent situation in terms of solar energy and within this, Cartagena in Murcia specifically, has an exceptional insolation since it is one of the regions of the country that receives the most amount of sunlight with an irradiation of 2,155.56 kWh/m2 annual in Murcia. This figure is considered the second highest in Spain after Andalucia, which places it as a favorite when it comes to installing photovoltaic systems.

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Solar energy potential in Cartagena. Source: PVGIS.

Annual production of photovoltaic energy in Cartagena

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Annual production of photovoltaic energy in Cartagena. Source: PVGIS.

Cartagena is an optimal area for the installation of this type of self-consumption systems. If a peak power of 2.4 kWp is installed, the annual production of photovoltaic energy in Cartagena would be 3,823.67 kWh, where the months of greatest production are from May to August with 377.57; 390; 405.19 and 377.49 kWh, each of these four months. Note that the result of the PV calculation is the monthly and annual average energy production of the PV system.

Average electricity bill in Cartagena 2021-2022


Average electricity bill. Source: OMIE.

In Cartagena, the Red Eléctrica de España (REE) indicates that Spanish households consume an average of 9 kWh per day and approximately 270 kWh per month, which represents about 3,240 kWh/year. Likewise, that the prices of electricity in 2021-2022 have averaged around €0.225/kWh (€225/MWh), so that a household without a solar energy system that annually consumes from the network these 3,240 kWh would pay around €730 per year in the variable part of the electricity bill referring to consumption.

Inclination and orientation of solar panels in Cartagena

In Spain, the ideal average inclination of the panels varies between 20º and 40º since it is directly related to the latitude of the country. The closer a city is to the equator, the less the angle of inclination of the panels will be, since the sun's rays will strike perpendicularly. Although the inclination of the photovoltaic installations in most homes in Spain is between 20º and 35º, the solar panels in the region of Murcia are oriented to the south with an approximate inclination of 25º to 30º to achieve maximum performance of the same.

It should be noted that south facing solar panels in Cartagena will produce the most energy, but if you want to place the modules facing east or west it is also worth it, especially if you need to cover electricity needs in the morning, or more. in the afternoon, respectively, increasing the home's own electricity consumption.

Average temperature of Cartagena

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Average temperature in Cartagena. Source: PVGIS.

With an average annual temperature of 18.6°C, Murcia has a dry Mediterranean climate characterized by mild winters and hot summers, where temperatures range between 16°C and 4°C in January, and 34°C and 21°C in August.

The fact that it receives an average amount of solar energy equivalent to approximately 5.7 kWh/m2 per day plays a key role when assessing the installation of photovoltaic systems in Cartagena.

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Like you, we know that it is hard work to find the best installer company for your home or company in Cartagena, among so many offers that are going around. For this reason, at Quiero Sol we want to help you save time searching by allowing you to obtain multiple quotes from solar energy installers in Cartagena for your home or business.

Get the most out of your solar panel installation in Cartagena

Cartagena is a city in the southeast of Spain with a large solar capital. If you want to know what the conditions are for installing a self-consumption photovoltaic system in your area and calculate the photovoltaic production and potential savings, at Quiero Sol we help homes and businesses in Cartagena so that they can compare installers, understand the concept of solar self-consumption and know how much they can save on the price of their installation through the national subsidies and local aid that the City Councils offer in 2023.

Frequently asked questions about photovoltaic installation in Cartagena

What is the price of a solar panel installation in Cartagena?

The price of a photovoltaic installation in Cartagena -and in any case- depends on the type of installation, size of the system and its components. Considering all the necessary materials: panels, inverter, wiring and installation costs such as labor for a single-family home that requires 10 panels, the approximate price would be €6,000 and €8,000 for 15 panels.

Is a photovoltaic installation profitable in Cartagena? Are solar panels worth it?

The time it takes to amortize the investment in a solar panel system for a resident of Cartagena is less than 8 years, without discounts on the IBI or the ICIO. If this resident has the highest possible bonuses (50% for 5 years on the IBI of the home and 95% or 50% on the ICIO depending on the location), the time is reduced to 5 years.

How much can be saved with an installation of solar panels?

With a photovoltaic installation in Cartagena you can save approximately 60% and up to 70% on your electricity bill (in the variable part of it, referring to electricity consumption).

What procedures and/or permits are needed for photovoltaic installations in Cartagena?

Normally, these administrative procedures are often carried out by the installation company. However, it is useful for you to know that it must appear in the Self-consumption Administrative Registry, and if the installation is low voltage, you must process, for example, procedure 0019 of the Procedures and Services Guide, and procedure 1075 only in the case of facilities with surpluses not covered by compensation. The project or report must be presented to the electricity distribution company, the access and connection permit of the distribution company for generation, and, where appropriate, the authorization for the installation of High Voltage production.

In addition, in Murcia, the General Directorate of Energy and Industrial and Mining Activity has enabled an email for possible inquiries:

Is there aid for the installation of solar panels in Cartagena in 2023?

IBI discount: %, years, uses and limitations

In Murcia, Cartagena as a municipality with more than 10,000 inhabitants, benefits from the IBI for the installation of plates with 50% for 3 years, for residential use.

ICIO tax credit

50% in Cartagena, although throughout Murcia, the biggest beneficiaries of this aid are the towns of Bullas, Jumilla, Lorca, Santomer and Torre-Pacheco with a percentage of 95%, which is the maximum allowed.

What subsidies are there and how to request aid for self-consumption in Cartagena?

In Cartagena, you can obtain NextGen self-consumption subsidies or European funds for the residential sector and in more common installations with a peak power of less than 10kWp, the aid is €600 for each kWp of the installation and €490 per kWh in the battery. storage. Although it is less common, in the case of installations greater than 10kWp, subsidies are between €450 and €300 per kWp installed.These grants are managed by the Ministry of Business, Employment, Universities and Spokesperson. Applications may be made through the specific electronic form provided for this purpose at the CARM Electronic Office. The call opened on November 3, 2021, open until December 31, 2023. More information in the Official Gazette.

Is there a personal income tax deduction for a photovoltaic installation in Cartagena?

A deduction of 10% is applied in the regional section of the investment made to install renewable energy sources, both solar and thermal, photovoltaic or wind. The deduction limit in the applicable income is up to 1,000 euros per year.

With this measure, through the Tax Agency of the Region of Murcia, the Ministry seeks to encourage citizens to invest in renewable energy.

Other regional aid in Cartagena

There is a discount in the IAE (Tax on Economic Activities) of 50%, whose requirements are for: taxpayers who pay by municipal quota, who use or produce energy from renewable energy installations or cogeneration systems.

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