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28 Years
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Your Trusted Solar Partner in Tucson, AZ
The Solar Store has been delivering clean, affordable solar energy solutions to residential and commercial clients in Tucson and Southern Arizona since 1998. With over 60 years of combined team experience, we specialize in comprehensive solar installations, including grid-tie, off-grid, and hybrid systems, alongside electrical and plumbing services that prioritize sustainability. Our NABCEP-certified professionals and registered engineer bring technical expertise and a commitment to innovation, ensuring every project meets rigorous industry standards.

Recognized by the BBB with an A+ rating since 1999, we emphasize transparency, customer education, and long-term system performance. Our dedication to community extends through local involvement and recycling initiatives, reinforcing our mission to make renewable energy accessible while reducing environmental impact. Backed by industry-leading warranties and 24-hour emergency service, we ensure reliable support throughout the lifespan of every installation.
Services
Solar Module Installation Grid Tie Solar Photovoltaics Off Grid Solar Photovoltaics Commercial Solar Solutions Hybrid Energy Systems Radiant Floor Heating Solar Skylights Solar Hot Water Solar Water Pumping Solar Home Inspections
Details
  • Year established: 1998
Highlights and features
  • 26+ years of solar industry expertise with NABCEP-certified professionals
  • Comprehensive in-house services from design to maintenance
  • Adoption and repair of orphaned solar systems
  • A+ BBB rating with transparent, customer-first approach
  • Industry-leading warranties and 24-hour emergency service
Associations and certifications
  • North American Board of Certified Energy Practitioners (NABCEP)
  • Better Business Bureau (BBB)
What people say
Spot on estimates Prompt and professional Excellent from start to finish Incredible service Top-notch equipment
Services
Solar Module Installation
Our solar module installations transform energy consumption by integrating high-efficiency photovoltaic systems tailored to property-specific needs. We conduct detailed site assessments to optimize panel placement, ensuring maximum sunlight exposure and ROI. Backed by 26+ years of local experience, our team delivers grid-tie, off-grid, and hybrid configurations with precision, supported by comprehensive warranties and performance monitoring.
Commercial Solar Solutions
Custom commercial solar systems reduce operational costs while enhancing sustainability credentials. We design scalable installations for diverse business types, incorporating energy storage and monitoring tools. Our NABCEP-certified team ensures compliance with industry regulations, delivering systems that meet high-demand energy requirements while maintaining aesthetic integration with commercial properties.
Hybrid Energy Systems
Hybrid solar systems combine photovoltaic technology with battery storage for uninterrupted power supply. Ideal for areas with unreliable grid access, these systems store excess energy for nighttime use or outages. Our engineers optimize configurations to balance energy independence with cost efficiency, ensuring seamless integration with existing electrical infrastructure.
Solar Home Inspections
Comprehensive solar home inspections evaluate system performance, safety, and maintenance needs. Our technicians use advanced diagnostics to identify efficiency gaps or component wear, providing actionable recommendations. This service ensures long-term system viability while maximizing energy savings for homeowners seeking to upgrade or maintain existing installations.
Orphaned Solar Systems
We specialize in adopting and repairing solar systems abandoned by defunct providers. Our team conducts thorough assessments to restore functionality, upgrade outdated components, and integrate modern monitoring tools. This service ensures continued system performance with ongoing maintenance support, giving customers confidence in their renewable energy investment.
People
Katharine Kent
President
Katharine Kent leads The Solar Store with a commitment to renewable energy innovation and customer-centric service. With over 26 years in the industry, she oversees strategic growth while maintaining hands-on involvement in community sustainability initiatives and system design.
Questions
Are solar estimates free?
Grid-tie and solar thermal system estimates are free. Landscape lighting, radiant floor heating, and off-grid assessments have a nominal fee, 50% of which applies to final purchases.
What components make up a solar panel?
Solar panels contain silicon cells, rare metals like gallium and indium, aluminum frames, and tempered low-iron glass glazing for durability and efficiency.
How do solar modules differ from panels?
A solar module is a single sealed unit, while a panel combines multiple modules. Thermal systems use 'collectors' instead of modules for water heating applications.
Can shading affect solar system performance?
Yes, even 10% shading significantly reduces output. Our designs minimize shading impacts and optimize system efficiency during the planning phase.
Does The Solar Store service existing systems?
Yes, we repair and maintain systems from other providers, including orphaned installations. Our team can adopt legacy systems for ongoing support and optimization.
Reviews (7)
Amber Smith
Nov 03, 2021 Report
Positive:Professionalism
I love that the Solar Store is locally owned and operated so you know they are fully invested in the community both personally and professionally. Plus, when making an investment like this, its always better to know you can get a hold of a live person should the need arise.
Rob Reilly
Oct 19, 2021 Report
Positive:Punctuality,Responsiveness
Best solar company in town. The company who installed my solar is out of business. The Solar Store came and serviced my system and gave me options to optimize and improve my solar system.
Richard Pectol
Aug 17, 2021 Report
I've had solar heating for my pool for a number of years -- Solar Store people are always professional, courteous and extremely knowledgeable, especially to people like me who forget how to use the system. I'm getting a new roof installed and they're being extremely helpful in scheduling the removal and re-installation of the solar stuff, working with my roofer, and keeping me apprised of what's going on. Also I use their maintenance agreement which ha guaranteed me outstanding support when I need it, like for winterizing the system and getting it restarted in the spring - they're great -- especially
Allan Millot
Aug 06, 2021 Report
I gave them a $600 deposit for a level 2 charger installation 2 months ago. I haven't received any updates as to what is going on and every time I call I get a round around excuse as to where in the process it is. First I was told it was ready for scheduling, then they said they hadn't submitted for permitting because there was an issue with the drawing and that the owner would contact me. That was three weeks ago and now no one is answering phone calls. As far as I'm concerned this company conned me out of my money. 0 response, 0 callbacks, and a car that I can't use because I can't charge.
Asian Trade Rug Company
May 22, 2021 Report
Positive:Professionalism,Quality,Responsiveness
Kevin came out asked the pertinent questions and we had a quote for both our Business and home. Great service and extremely knowledgeable. Katherine also looked over the details and we are very happy with the results.
Dion Coy
May 20, 2021 Report
Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Well let's see... been in business 30 plus years. Definitely know what they're doing. Awesome product what else can be said. Lots of competition in this field but for me it's 30 plus years in the business !!!!
Bryan Dennis
Mar 06, 2021 Report
The office staff were very friendly and personable. They were responsive to our urgent needs and got us scheduled for work quickly. The service techs were very friendly, knowledgeable and helpful explaining why and what they were doing with the replacement of our 80 gallon solar water heater. They completed the job in 4 hrs. We are very pleased with the entire process.