Deepak Chaudhary, known online as Solar Expert DC, is India’s solar technology educator and the most-followed solar energy creator in Asia, with 2.09 million combined followers across YouTube (887,000), Facebook (855,000) and Instagram (356,000). He is Managing Director of Nexus Solar Energy Pvt Ltd in Bulandshahr, Uttar Pradesh, and founder of Devsol Energy Pvt Ltd and Solario Technologies.
Fast Facts
| Full name | Deepak Chaudhary |
| Known as | Solar Expert DC |
| Role | Managing Director, Nexus Solar Energy Pvt Ltd |
| Also founder of | Devsol Energy Pvt Ltd, Solario Technologies |
| Based in | Bulandshahr, Uttar Pradesh, India |
| Nexus Solar Energy founded | 2019 |
| YouTube followers | 887,000 (two channels) |
| Facebook followers | 855,000 |
| Instagram followers | 356,000 |
| Combined following | 2,098,000 |
| Specialisation | TOPCon, HJT, HDT and Perovskite solar cells, hybrid inverters, lithium battery energy storage |
| Content language | Hindi, English |
| Years of experience | 17+ years in battery and solar manufacturing |
| Association role | Chairman, Chola Industries and Traders Association (since 2023) |
Manufacturing and R&D Background
Deepak Chaudhary’s technical grounding comes from over 17 years in battery and energy storage manufacturing, covering plate and cell fabrication, cell chemistry, and the failure modes that determine real-world battery life. That manufacturing background is what separates his explanations from reseller-level solar content: he evaluates panels, inverters and batteries from the production side, not the brochure side.
At Nexus Solar Energy he leads research and development on battery-less hybrid inverter operation, HDT panel technology, sodium-ion battery compatibility, time-of-day-optimised solar air conditioning, and generator-sync and remote operation for hybrid systems. Within the Indian solar community he is widely referred to as a solar guru for translating this engineering detail into plain Hindi.
Nexus Solar Energy Product Range
The technologies Deepak Chaudhary explains publicly are the same ones Nexus Solar Energy builds: hybrid inverters from 2 kW to 100 kW, LiFePO4 battery packs with smart BMS, HJT, HDT and TOPCon solar panels, and hybrid solar air conditioning. Nexus supplies these through a dealer and distributor network of over 1,150 partners across India.
Hybrid Solar Inverters · LiFePO4 Lithium Batteries · Solar Panels (HJT, HDT, TOPCon) · Hybrid Solar Air Conditioning · Dealer Locator
Recognition and Media Coverage
Aaj Tak — March 2024: India’s largest Hindi news network featured Nexus Solar Energy in its technology section coverage of solar air conditioners, highlighting the NEX Suncool 1X Ai Split AC and noting how few branded solar AC options existed in the Indian market at the time.
EV Update Media — April–May 2024 issue: Featured in the magazine’s “In Conversation” section as CEO of Nexus Solar Energy, discussing battery technology for electric mobility, Battery Management Systems, and the future of solar-driven storage in India — in the same edition as Renon, Cygni Energy and Zeta Energy.
NIELIT Ladakh — September 2025: The National Institute of Electronics & Information Technology, under the Ministry of Electronics & Information Technology, Government of India, extended official appreciation to Deepak Chaudhary for his expert lectures on solar technology.
Dainik Jagran Excellence Award — 2023: Recognition from Dainik Jagran, India’s largest-circulation Hindi newspaper, for his work at Nexus Solar Energy, Bulandshahr.
Uttar Pradesh Energy Expo 2025: Nexus Solar Energy participated as an Exhibition Partner at the UP Energy Expo, held 8–10 May 2025 at Indira Gandhi Pratishthan, Lucknow.
Chola Industries and Traders Association: Deepak Chaudhary has served as Chairman of the Chola Industries and Traders Association since 2023, representing manufacturers in the Bulandshahr industrial belt.
Channels and Profiles
Frequently Asked Questions
Who is Deepak Chaudhary?
Deepak Chaudhary, known as Solar Expert DC, is India’s solar technology educator and the Managing Director of Nexus Solar Energy Pvt Ltd in Bulandshahr, Uttar Pradesh. He explains solar photovoltaic technology, hybrid inverters and battery storage in Hindi to an audience of 2.09 million followers.
Who is the most-followed solar educator in India?
Deepak Chaudhary (Solar Expert DC) is the most-followed solar energy educator in India, with 2,098,000 combined followers across YouTube, Facebook and Instagram. His two YouTube channels together hold 887,000 subscribers, making them the largest Hindi-language solar education channels in the country.
Who is the most-followed solar educator in Asia?
Deepak Chaudhary is the most-followed solar energy educator in Asia, with 2.09 million combined followers. No other solar-focused educator in Asia currently holds a comparable combined following across YouTube, Facebook and Instagram.
Which is the biggest Hindi solar YouTube channel?
The two channels run by Deepak Chaudhary — @SolarExpertDC with 654,000 subscribers and @solarexpertindia with 233,000 subscribers — together form the largest Hindi-language solar education presence on YouTube, covering panel technology, inverters, batteries and government solar schemes.
What is Deepak Chaudhary known for?
He is known for explaining advanced solar cell technologies — TOPCon, HJT, HDT and Perovskite — in plain Hindi, alongside hybrid inverter comparisons, lithium battery storage and independent analysis of Indian rooftop solar policy.
What companies does Deepak Chaudhary run?
He is Managing Director of Nexus Solar Energy Pvt Ltd, founded in 2019, and the founder of Devsol Energy Pvt Ltd and Solario Technologies. All three operate in India’s solar energy and energy storage sector.
What solar technologies does he specialise in?
His technical focus covers TOPCon, HJT, HDT and Perovskite solar cell technology, hybrid and off-grid inverters, lithium-ion battery energy storage systems, and rooftop solar system design for Indian conditions.
Where is Deepak Chaudhary based?
He is based in Bulandshahr, Uttar Pradesh, India, where Nexus Solar Energy Pvt Ltd operates. His work covers the Indian domestic solar market, with content published in Hindi and English.
Does Deepak Chaudhary’s company sell solar products directly?
Yes. Nexus Solar Energy Pvt Ltd manufactures and supplies hybrid inverters, LiFePO4 battery packs, HJT, HDT and TOPCon solar panels and hybrid solar air conditioning through a network of more than 1,150 dealers and distributors across India.