Reliable, efficient, and eco-friendly solar solutions for homes and businesses across Hua Hin. Cut your electricity bills by up to 100% while enjoying 24/7 support and long-lasting, high-quality solar equipment.
National Solar Installation is a Thailand-based solar company specializing in off-grid solar solutions for both residential and commercial clients. Our mission is simple: to help you reduce your electricity bills by up to 100% while providing high-quality, long-lasting solar systems. We use only Tier 1 Grade A panels, inverters, and batteries, backed by a 25-year warranty on panels and a 10-year warranty on inverters and batteries.
Our dedicated team ensures fast installation and responsive after-sales support, with service guaranteed within 24 hours. At National Solar Installation, we combine technology, expertise, and a commitment to sustainability to deliver smarter energy solutions for every home and business.
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At National Solar Installation, we provide tailored solar solutions designed to fit your energy needs and lifestyle. Whether you’re looking for energy independence or lower monthly bills, our solar packages are built with premium materials, expert installation, and long-lasting performance.
Enjoy the best of both worlds with a Hybrid Solar Package. These systems combine solar panels with battery storage, giving you reliable power day and night—even during grid outages. Perfect for homeowners and businesses who want peace of mind, stability, and maximum savings.
Our On-Grid Solar Packages are an efficient, cost-effective way to reduce or even eliminate your electricity bills. By connecting your solar panels directly to the grid, you can generate clean energy, sell excess power back, and enjoy long-term savings.
“From families to large businesses, our clients trust us to deliver reliable solar solutions, exceptional service, and real energy savings.
“From the initial consultation to the final panel switch-on, the team at National Solar Installation was nothing short of fantastic. They walked me through every step, answered all my questions, and delivered exactly what they promised—on time and with zero mess left behind. My energy bills have dropped by more than half. Highly recommended!”
Hua Hin Homeowner
“I’ve worked with several solar providers over the years, and National Solar Installation stands out. Their attention to detail, aftercare service, and transparent pricing model make them my go-to partner for all future projects. The workmanship is top-notch, and they actually care about long-term performance, not just the sale.”
Villa Developer, Chiang Mai
“I did my homework before choosing a solar company—and I’m glad I picked these guys. Their system design was smarter than others I saw, and they didn’t push unnecessary extras. You can tell they take pride in their work, and it shows in every detail.”
Retired Engineer, Pattaya
Switching to solar doesn’t have to be complicated. Our 4-step process ensures everything is handled with care—from your first consultation to professional installation and ongoing support. We make going solar simple, seamless, and stress-free.
We visit your home or business in Hua Hin to perform a free energy analysis. This takes about 1.5 hours and helps us understand your energy usage and property requirements.
Based on your energy analysis, we create a custom-built solar system that’s tailored to your property’s needs and energy consumption.
Our professional installation team fits your solar system with care and precision, using only the highest-quality equipment and tools.
Start powering your property with clean, renewable energy. Any excess energy can be stored in batteries or sent back to the grid for later use.
Ready to switch to solar? Share your details below and our expert team will prepare a personalized solar solution tailored to your home or business. We’ll review your energy needs, current electricity usage, and location to give you an accurate quote—delivered within 24 hours.
