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Top Solar Company in Kerala 2025

Kerala, one of the southern states in India, is turning into a hub of solar energy because of the abundance of solar energy it receives year-round, its tropical climate, and a growing resolve to preserve nature. These factors have also encouraged several households, businesses, and communities to adopt solar energy solutions in recent times. 

Wattsun Energy India is a leader in the industry, striving to remove the carbon footprint from the world and reduce the burden of electricity bills with its acclaimed solar power solutions. In this blog, we have compiled the best solar companies in Kerala for 2025.

Factors to Consider When Choosing Solar Companies in Kerala

The following are a few factors to consider when choosing solar companies in Kerala: 
    • Doing proper research to identify your needs
    • Choose providers of solar panels with good warranty and durability
    • Make enquiries about the technology and equipment used
    • Consider incentives like assistance in applying for subsidies under PM Suryagarh Project in Kerala
    • Check for qualifications and certifications of professionals involved in solar panel installation
    • Read customer reviews to learn about customer service of solar companies

1. Wattsun Energy India Pvt. Ltd.

Wattsun Energy India Pvt. Ltd. is an award-winning solar installations & storage solutions company based in Kerala with a cumulative capacity of 35 MW. The customer-centric approach of the company that earned it more than 6000 satisfied customers all over the state is why Wattsun Energy is one of the top 10 solar companies in Kerala. 

The major services by Wattsun Energy include: 

    • Rooftop Solar Systems

    • Solar Powered Cold Storage

    • EV Charging Stations

    • Battery Energy Storage and 

    • Green Hydrogen Storage



What Sets Wattsun Energy Apart as a Solar Leader in Kerala


As one of the leading solar power companies in Kerala, Wattsun Energy chooses only European-manufactured components and branded products for its solar power plant installations. Founded with a vision of creating and promoting clean energy solutions, Wattsun Energy utilizes the services of certified and qualified installers to help its customers preserve the Earth for our future generations and this dedication on the part of the company sets it apart as a solar leader in Kerala. 

The following are the details of some of the completed solar projects by Wattsun Energy in Kerala: 

Residential Rooftop Solar Installation Projects: 

Client

Place

System Size

Joseph Nixon

Kollam4kWp
AjayakumarThiruvananthapuram5kWp
Madhavan PottyKollam3kWp
JayachandranThiruvananthapuram3kWp
Lizy JaisonThiruvananthapuram5kWp
SameelThiruvananthapuram10 kWp

Client

Place

System Size

Thiruvananthapuram Municipal Corporation

Thiruvananthapuram140 KWp
SI Cotton Hill HeightsThiruvananthapuram40 KWp
Artech The AddressThiruvananthapuram50 KWp
MGM SchoolThiruvananthapuram35 KWp
Marian Engineering CollegeThiruvananthapuram100 KWp
Christ Nagar SchoolThiruvananthapuram50 KWp
PMS Dental CollegeThiruvananthapuram200 KWp
Jubilee HospitalThiruvananthapuram100 KWp
Federal BankAcross Kerala225 KWp
Kerala Water AuthorityThiruvananthapuram285 KWp
LNG PetronetKochi200 KWp
HLL Lifecare LtdThiruvananthapuram

1 MWp (Notable milestone)

How do Government Policies Boost Solar Energy in Kerala? 

The Kerala government promotes solar energy through several policies including net metering, subsidies, and the National Portal for Rooftop Solar: 

Net metering: 

Through this policy, consumers of solar power can earn solar credits by selling surplus power back to the grid. 

Subsidies: 

Subsidies by the government intend to promote the installation of solar panels among homeowners and businesses. An example is the solar subsidy from the Ministry of New and Renewable Energy (MNRE) which is 40% for rooftop solar panels up to 3KW and 20% for those from 3KW to 10KW. 

Also read: KSEB Solar Subsidy in 2024

National Portal for Rooftop Solar

An online platform to reduce the cost of solar panels by helping consumers access subsidies

Rooftop Solar Yojana Phase II

It is a central government initiative to financially support the use of grid-connected rooftop solar systems.


Emerging Solar Trends and Technologies to Watch in 2025

The following are some of the trends and technologies that solar companies in Kerala and consumers will adopt in the coming year: 

    • Bifacial solar panels to significantly increase solar energy production

    • Floating solar farms to maximize space and efficiency

    • Integration of the energy storage systems (ESS) with solar panels

    • Integration of solar power into microgrids

    • Development of transparent solar cells for usage on surfaces such as windows

    • Increased adoption of solar-integrated EV charging

    • Increased use of solar power for the production of green hydrogen


Closing Thoughts

The benefits of renewable energy are widely appreciated in the state, and the commitment to sustainability is growing with growing access to renewable energy sources. We hope this blog will guide you in selecting the best solar companies in Kerala to partner with for a greener future. 

But, if you are still unsure about the providers of efficient and affordable solar energy solutions you can rely on Wattsun Energy for top products and services. Our comprehensive solar project management services include ongoing maintenance, consultation, planning, and installation. We also assist in selecting the best solar subsidy for your project


To learn more about our services and prices, contact us at: 

Phone: +91 938 8106 363 (or) +91 894 3345 711

Email: info@wattsun.in


Also read: Best Solar Companies in India in 2024