Residential Solar Electric Systems
Superior Solar Design was founded in 2014 by Tonya and Douglas Davis in King of Prussia, Pennsylvania. For over a decade, we have been dedicated to providing high-quality solar energy solutions across Pennsylvania and New Jersey. As a woman and minority-owned business, we take pride in our commitment to sustainability and community involvement. We are also the Senior Installation Partner of the Philadelphia Energy Authority’s Solarized Philly Program. Our mission is to offer reliable, efficient, and cost-effective solar installations that meet the diverse needs of our clients.
Our Services
We offer a best price guarantee and use only in-house installers and technicians. We offer a 10-year workmanship warranty and a 25-year manufacturer warranty. Our reputation for reliability has made us a preferred provider for solar manufacturers, handling both new and existing systems with the utmost care.Â
Financing Options
We work with the National Energy Improvement Fund (NEIF) to offer exclusive financing options, including an 6.99% interest rate with terms up to 15 years, no collateral required.
Cost Savings: A typical solar array pays for itself within six to seven years, after which you enjoy free electricity, significantly reducing or eliminating your electric bill.
Tax Credits and Incentives: We help customers navigate available tax credits, rebates, and incentives, maximizing their investment.
We install Enphase, SolarEdge, and Tesla products, using only tier-one panels from brands like Silfab, Q Cell, and Axitec.
The Installation Process
The Installation Process
Our installation process is designed to be seamless and informative:
Consultation and Design: We start with a detailed roof design based on your electricity needs, aiming to eliminate your electric bill. Our sales professionals use advanced software to create accurate system designs and present them through easy-to-understand graphs and charts.
Permitting and Approvals: We handle all the paperwork, including interconnection approvals and local permits.
Installation: Depending on the system size, installations typically take two to five days. Our team ensures everything is installed correctly and efficiently.
Follow-Up: We provide comprehensive training on your new system and ensure all your questions are answered. Our team treats your home as if it were their own, ensuring a smooth and satisfactory experience.
Solar Panel Installation
We install Enphase, SolarEdge, and Tesla products, using only tier-one panels from brands like Silfab, Q Cell, and Axitec. We accommodate various roof types, including flat and metal roofs, as well as ground mount systems.
Maintenance and Repairs
Our team provides ongoing maintenance, energy audits, and repair services. We ensure your system runs smoothly with remote monitoring and prompt on-site visits when needed.
Energy Audits: comprehensive energy audits help optimize your system’s efficiency and ensure maximum savings.
Products and Technology
We use state-of-the-art solar panels and equipment to ensure quality and efficiency:
Solar Panels: We primarily use Silfab, Q Cell, and Axitec panels, known for their durability and efficiency.
Technological Innovations: Our systems feature the latest advancements in solar technology, including high-efficiency panels and sophisticated monitoring systems.
Maximum Product Warranty
We provide extended warranties on all products, ensuring peace of mind and reliable performance over the system’s lifetime.
Certified Partner of Philadelphia Energy Authority:
Few companies can boast this distinction. Our partnership signifies our credibility and compliance with local energy standards and regulations.
Dedicated Customer Support
We’re not just a business; we’re your neighbors. Our customers have direct access to our team, including 24/7 availability for emergencies.

