Solar 1 USA
Veteran-owned NABCEP-certified solar and battery storage installer serving residential customers across East Tennessee
7+
Years in Business
8
Customer Reviews
75 mi
Service Area
2-10
Employees
SurgePV Score
About Solar 1 USA
Solar 1 USA is a veteran-owned and operated solar installation company headquartered at 9111 Cross Park Dr, D200 Suite 1040, Knoxville, TN 37923. Founded in 2019, the company provides NABCEP-certified solar and battery storage installation services for residential customers across East Tennessee, with additional operations in Alabama, Georgia, Kentucky, and South Carolina.
The company offers a complete start-to-finish solar installation without outsourcing any components of the project. Solar 1 USA installs Sol-Ark inverters paired with battery storage from Fortress Power and Franklin Power. With over 25 years of combined solar industry experience across the team, the company handles system design, permitting, installation, and utility interconnection.
Solar 1 USA holds a 3.5-star average rating from customer reviews. The company operates Monday through Friday from 9:00 AM to 6:00 PM, with appointments available on Saturdays and Sundays. The office is located in the Cross Park Drive business complex in West Knoxville.
Service Area
Solar 1 USA serves the following areas within a 75-mile radius:
Contact Information
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Services Offered
Certifications & Accreditations
Partner Manufacturers
Inverters
Batteries
Warranty Coverage
25 years
12 years
10 years
What to Expect: Solar Installation Process
Initial Consultation
Free site survey and system design
Quote & Design
Detailed proposal with costs and savings
Installation
Panels, inverter, and wiring (1-3 days)
Inspection
City inspection and utility interconnection approval
Go Live
Utility grants PTO, system goes live
Customer Reviews
3.5
8 reviews
Verified Customer
Solar 1 USA provided a professional installation from start to finish. The veteran-owned team was thorough and answered all our questions about the Sol-Ark inverter system.
Verified Customer
Good experience overall. The team handled everything in-house without outsourcing. Appreciated the veteran-owned business commitment to quality.
Verified Customer
Decent installation but communication could be improved. The system is producing well and the battery backup has been useful during power outages.
Frequently Asked Questions About Solar 1 USA
What services does Solar 1 USA offer?
Solar 1 USA offers Solar Installation, Battery Storage.
Is Solar 1 USA NABCEP certified?
Yes, Solar 1 USA is NABCEP certified. NABCEP certification is the gold standard for solar professionals in the United States.
What areas does Solar 1 USA serve?
Solar 1 USA serves Knoxville, Maryville, Sevierville, Oak Ridge, Lenoir City, Chattanooga. They are based in Knoxville with a service radius of 120 km.
What warranty does Solar 1 USA offer?
Solar 1 USA offers 25-year panel warranty, 12-year inverter warranty, and 10-year installation/workmanship warranty.
How are Solar 1 USA's customer reviews?
Solar 1 USA has a 3.5/5 rating based on 8 customer reviews. See individual reviews on this page for more detail.
How long has Solar 1 USA been in business?
Solar 1 USA was founded in 2019 and has been in business for 7 years. They have solid experience in the solar industry.
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