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Rated 1 out of 5 stars

The process up to having my panels installed, was very good, and I felt very positive about my choice of company. However like many others there has not been any communication between Sunhero, and mys... See more

Rated 4 out of 5 stars

The failure has been rectified and the system is functioning according to its specs. The power output of my installation was at 50% of its nominal over the past 2 months which means I've been losi... See more

Rated 5 out of 5 stars

Todo el proceso con Sunhero ha sido impresionante y muy profesional para nosotros. Inicialmente, recibimos una presentación muy informativa adaptada a nuestras necesidades que nos mostró cada paso... See more

Company replied

Rated 1 out of 5 stars

Once the plant had been set up and paid for, there was not much help to be had. They had mistakenly registered the house as Urbano since the house is Rural (Spain) When I didn't understand what the... See more

Company replied

Company details

  1. Solar Energy Company

Written by the company

We're on a mission to enable the adoption of rooftop solar installations at a massive global scale.


Contact info

3.2

Average

TrustScore 3 out of 5

148 reviews

5-star
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1-star

Hasn’t replied to negative reviews

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Rated 1 out of 5 stars

The process up to having my panels…

The process up to having my panels installed, was very good, and I felt very positive about my choice of company. However like many others there has not been any communication between Sunhero, and myself. I have tried to contact them but have had no response. Therefore all their promises of support after installation has simply ceased, including the 4 years of annually washing of the panels. All just ignored by the company. Surely they have an obligation to look after their customers even after bankruptcy.. I am quite disgusted with this company who I thought was honorable.

6 September 2025
Unprompted review
Rated 1 out of 5 stars

No support from this company…

Sunhero installed our solar system without any issues. However, a problem later developed and Sunhero have ignored numerous emails and WhatsApp messages with no communication from this company to rectify the problem even though the system is still under warranty.

19 February 2025
Unprompted review
Rated 1 out of 5 stars

Warning

I initially posted the following- '
Very professional installation from start to finish. All on time with correspondence with third parties carried out seamlessly.'
However, support has turned out to be extremely poor. My panels developed a problem that was initially repaired ( temporary fix) that redeveloped. Despite numerous emails and WhatsApp messages over the last three months I am getting no response from Sunhero and messages are being ignored. I see that this is not uncommon from other posts even though the Sunhero website guarantees lifelong support. It's not worth dealing with the company if support after installation is not forthcoming.

20 November 2024
Unprompted review
Rated 1 out of 5 stars

Terrible customer service

I Also had my installation carried out in 2024 . But Now there is very little output. Not sure if the units are working ? Elec Bills very high? And No response from SUNHERO? No reply to emails or phone calls? No after sales service at all. Have they gone Bankrupt? and what happens to the customers who already exisit?

15 May 2024
Unprompted review
Rated 1 out of 5 stars

Do not use this company

Do not use this company. They were great at the start, and all the work was carried out correctly, then they stopped responding, they didn't pay the subveciones for the IBI and Renta work, and then I have heard they have gone bankrupt.

Avoid at all costs.

3 February 2025
Unprompted review
Rated 1 out of 5 stars

Be aware do not buy from this company

Sunhero is promising excellent service. I installed a system in July and I have had constant problems with grid failures, loose contact, not safe installations with too few fastening points, loose screws, hanging optimizers not fastened. This can all be fixed but they have decided to ignore me totally. They came and fixed one issue after 2 weeks of no production. Now with the latest issues I found that is also a safety hazard they have decided to completely ignore me. I was very happy with the sales process but the quality of installation is not acceptable, service level horrible and functionality is also under any expectations. Do not buy from this company!

31 December 2024
Unprompted review
Rated 4 out of 5 stars

The failure has been rectified

The failure has been rectified and the system is functioning according to its specs.

The power output of my installation was at 50% of its nominal over the past 2 months which means I've been losing hundreds of euros. The technical support keeps on feeding me with promises but no actions so far.
Either lousy support of unprofessional staff. Either is unacceptable

7 December 2024
Unprompted review
Rated 1 out of 5 stars

Poor after installation service

Once the plant had been set up and paid for, there was not much help to be had.
They had mistakenly registered the house as Urbano since the house is Rural (Spain)
When I didn't understand what the electricity company wrote to us (I'm Danish) and I didn't get help from Sunhero, we missed 1 year's revenue
No compensation given.

9 May 2023
Unprompted review
Sunhero logo

Reply from Sunhero

Hi Kim, We're sorry to hear that your experience has been bad. However, we've explained everything related to your case on an email sent by one of our customer service colleagues.

Please feel free to contact us again if there are further questions regarding this incidence, we will be happy to assist.

Rated 5 out of 5 stars

Excellent installation with a…

Excellent installation with a professional attitude throughout. The follow-up and the legalisation process was also excellent (through their partner Subvenziona). Can recommend!

27 February 2024
Unprompted review
Sunhero logo

Reply from Sunhero

Thank you for your review Leon!

Rated 1 out of 5 stars

After installation the service is very…

After installation the service is very bad I have issues with the app to control my energy, no help at all. My last two bills are very high and it seems that there is something wrong but Sunhero never care

31 December 2023
Unprompted review
Sunhero logo

Reply from Sunhero

We're sorry to hear that your experience with our service has not been helpful. Our team has promptly answered all your inquiries and tried to provide a quick solution.

Please forward to us the bills and we will help you figure out a solution to lower your bill.

Rated 1 out of 5 stars

Waste of time and effort

Installation completed on June 8th.
Not received 1 cent back from Iberdrola for excess energy. Had Iberdrola engineer check and say "The technicians indicate that the generated energy is not being recorded, for this reason they recommend checking your installation to verify that there are surpluses of generation and they are not being blocked by an anti-discharge system or defect of the photovoltaic installation."
Sunhero response "the installation is working as expected"

9 November 2023
Unprompted review
Sunhero logo

Reply from Sunhero

Richard, thank you very much for sharing your experience. We are very sorry to hear about what happened and that you are still not able to compensate surpluses.
We at Sunhero have carried out the installation diligently, and we have also legalised it on time.
On the other hand, when we found out that you were not able to compensate surpluses, we have monitored the installation, and we have been able to verify that it was working properly.
Likewise, when the Iberdrola technicians said that it could be due to some defect in the installation, we have assumed the cost of a technical visit, without detecting any defect, to ensure in situ that the installation was working correctly. And yes, the result is that the installation is working well and as expected.
We hope that you can resolve the problem of exporting surpluses as soon as possible with your supplier, as we at Sunhero have carried out all the checks within our reach and they indicate that the installation is working well.

[update] Since we understand that it is more complicated to understand that the installation is fine without any support, we have provided you with the report of the external company that Sunhero hired to come and check your installation.

Rated 5 out of 5 stars

Hi my name is Gordon

Hi my name is Gordon, I'm very happy with sunhero they gave me a free quote based on my last two electric bills. They are the cheapest solar panals I have found in spain, they take care of all the paperwork, all you have to do is order your sunhero panals provided the information they need then set back and start saving on your energy plus help the environment, within the first two months your electric bills will go down.

29 December 2022
Unprompted review
Sunhero logo

Reply from Sunhero

Hi Gordon,
Thank you for sharing your positive experience with Sunhero! We're thrilled to hear that you found our solar panels to be the most cost-effective option in Spain. Making the process hassle-free and seeing your energy bills decrease is precisely what we aim for. We're here to support you every step of the way. If you ever need further assistance, feel free to reach out.

Rated 5 out of 5 stars
Sunhero logo

Reply from Sunhero

Thank you very much for taking the time to share your review, we are glad that everything is working as expected.

Rated 5 out of 5 stars

Very impressed

Very impressed with the price and the service from start to finish. They obtained the approvals very quickly, installed the panels when they said they would and got us our licence in very quick time. Customer service has been first class.

1 August 2023
Unprompted review
Sunhero logo

Reply from Sunhero

Thank you very much, Stephen.
I will share your feedback with the team who will be happy to read it. We try very hard to meet deadlines and serve you in everything you need so it is very satisfying to see that we have succeeded.
We will keep in touch for whatever you need!

Rated 5 out of 5 stars

Muy impresionado

Todo el proceso con Sunhero ha sido impresionante y muy profesional para nosotros. Inicialmente, recibimos una presentación muy informativa adaptada a nuestras necesidades que nos mostró cada paso del camino y nos dio tiempo para hacer preguntas. El equipo técnico fue eficiente y la instalación fue fácil y rápida. Nos gusta mucho la aplicación y estamos muy contentos con el resultado final.

The whole process with Sunhero has been impressive and very professional for us. Initially, we were provided with a very informative presentation tailored to our needs that showed us each step of the way and allowed us time to ask questions. The technical team were efficient and installation was smooth and fast. We really like the App and we are are extremely happy with the end result.

13 July 2023
Unprompted review
Sunhero logo

Reply from Sunhero

Muchas gracias por elegirnos y por tus palabras Robyn, las traslado al resto del equipo que seguro que estará feliz de leer que todo ha ido tan bien en el proceso de instalación.

Thank you very much for choosing us and for your kind words Robyn, I will pass them on to the team who will surely be happy to read that everything went so well in the installation process.

Rated 5 out of 5 stars

Sunhero is a very professional company…

Sunhero is a very professional company and could not ask for a better service. We could not have asked for better treatment.

21 June 2023
Unprompted review
Sunhero logo

Reply from Sunhero

Thank you very much for the review and for choosing us to do your installation, Norma. You encourage us to keep focusing on customer service.

Rated 5 out of 5 stars

A Professional Company

The most impressive service from this company is the customer focus. After talking with two other companies before Sunhero, I was taken aback by the difference in their approach compared to their competitors. I was provided with a pre-sales English speaking focal point, who answered promptly all of my initial questions and presented a viable solution. After placing the order I was passed to a technical focal point, who took me through all of the technical points right through to the system was installed, again responding promptly to any questions I had. Finally, after the installation was completed I was passed to a post-sales English speaking focal point, who is there for any further needs, such as questions about the subsidies etc. All in all, an excellent, professional company. Throughout the whole process there was only one small negative, in that my roof is some years old and the installers inadvertently broke and displaced a number of the roof tiles while they were working. I had to lean on them quite hard in order to make sure everything was repaired and broken tiles replaced, which they finally did to a satisfactory standard. I would just add that my roof is quite complicated in that it doesn't have a large flat area in which to fit the panels. Sunhero came up with a solution in order to achieve the most optimal efficiency, which their competitors did not contemplate. I certainly have no reluctance to recommend Sunhero to other people.
After sales service is good. My only criticism is that they seem to have a communication breakdown between the authorities and themselves, regarding the final registration for subsidies. I had to go behind this in order to ensure satisfaction, after which they performed perfectly well.

5 January 2023
Unprompted review
Sunhero logo

Reply from Sunhero

Thank you for your amazing review, Jim. Hearing these positive experiences from our customers makes our entire team extremely happy.
Thanks also for your comment on after-sales service, we take it into account in order to improve it.

Rated 5 out of 5 stars

Amazing from start to finish

SunHero were amazing from start to finish. They helped us work out the best approach, were responsive to queries before, during and after. We’re really happy with the result.

2 May 2023
Unprompted review
Sunhero logo

Reply from Sunhero

Hello Ryan,

We are delighted to read your experience. Enjoy your installation and don't hesitate contacting us for anything else you need.

Thanks for your words.

Rated 5 out of 5 stars

Brilliant service

Brilliant service, very pleased with my installation.
Un servicio excelente. El equipo trabaja muy eficiente y la comunicación es brillante.
Sehr zufrieden mit dem Service und der Installation. Kann die Firma empfehlen

29 January 2023
Unprompted review
Sunhero logo

Reply from Sunhero

Thanks for sharing your experience Petra.

Rated 2 out of 5 stars

Biff up the after sales support

Biff up the after sales support. Nice people on sales and the ones you can find in after sale. After 9 month from the installation Sunhero cant get there stol together and organise the documentation for our sale of surplus electricity or help us out with the grant application.

2 January 2023
Unprompted review
Sunhero logo

Reply from Sunhero

Lars, thanks for sharing your experience. Please contact atencion.cliente@sunhero.com so we can support you if there is anything pending on our end.

Best regards.

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