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Quarterly rankings of highest-efficiency panels with independent lab testing data
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SPR-MAX6-440-AC
"Excellent efficiency and the AC microinverters make installation much easier. Great performance even in partial shade..."
REC430AA Pure RX
"Outstanding HJT technology with excellent low-light performance. The bifacial design adds 10-15% extra energy yield..."
EVPV410H
"Solid performance throughout winter months. Great build quality and the warranty gives me peace of mind..."
Browse our complete database of 2,800+ solar panels with detailed specifications, real pricing, and verified reviews
Pre-vetted installers with verified credentials, customer reviews, and performance tracking
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"Found the perfect panels through the comparison tool. The filtering system helped me narrow down exactly what I needed for my roof size and budget. Saved thousands by comparing multiple installers!"
"The installer directory was invaluable. Found three NABCEP-certified contractors, got competitive quotes, and read real reviews. Our 50kW commercial system is performing 15% better than projected!"
"The solar calculator gave me realistic expectations, and the panel specifications helped me understand efficiency ratings. Two years later, my system is exceeding the projected savings!"
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Everything you need to make the right solar decision, all in one place. From detailed specifications to verified installer reviews.
Comprehensive database with detailed specifications for over 500 solar panel models from 25+ top manufacturers including SunPower, REC, Panasonic, and LG.
Advanced filtering system with 50+ filter options including technology type, efficiency range, wattage, warranty period, certifications, and price range.
Real customer reviews and ratings from verified installations. Read about real-world performance, installation experience, and long-term reliability.
Pre-screened, licensed, and insured installers across all 50 states. Each installer is verified for certifications, insurance, and customer satisfaction.
Real market pricing from multiple suppliers and installers. Compare costs per watt, total system prices, and financing options to get the best deal.
Professional-grade calculators and tools including solar calculator, system designer, ROI calculator, and comparison tools used by industry experts.
Industry recognition and certifications that ensure quality and reliability
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Use our intelligent system builder to create a custom solar solution tailored to your home, budget, and energy goals. Get instant estimates and connect with certified installers.
Input your home details, roof specifications, and location for precise system sizing
Analyze your electricity bills and usage patterns for optimal system design
Choose from top-rated panels, inverters, and battery storage options
Skip the endless research and sales calls. Our comprehensive directory puts verified data, real reviews, and certified professionals at your fingertips.
Every specification, review, and installer profile is verified for accuracy. No misleading claims or outdated information.
Compare hundreds of panels, read thousands of reviews, and find qualified installers in minutes, not weeks.
Compare pricing from multiple suppliers and installers. Users save an average of $3,200 on their solar systems.
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From research to installation, we guide you through every step of choosing the perfect solar solution for your needs.
Browse our database of 500+ solar panels and equipment. Use our advanced filters to find products that match your specific needs and budget.
Add up to 4 products to our comparison tool. See side-by-side specifications, efficiency ratings, warranties, and pricing from multiple suppliers.
Connect with pre-screened, certified installers in your area. View ratings, read reviews, and get multiple quotes to ensure competitive pricing.
Work with your chosen installer for design, permitting, and installation. Track your project progress and start enjoying clean, renewable energy.
Everything you need to make an informed solar investment
Calculate your potential savings, system size, and payback period based on your location and energy usage.
Design your perfect solar system with our interactive tool. Select panels, inverters, and accessories.
Side-by-side comparison of specifications, efficiency, warranties, and pricing from top manufacturers.
Access the specialized tools and data that matter most to your role in the solar industry.
Find certified installers, access installation guides, and connect with quality solar professionals in your area.
Access technical specifications, efficiency data, and professional-grade design tools for optimal system performance.
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Industry-leading expertise and comprehensive resources to help you make informed solar energy decisions
Understanding the science behind photovoltaic technology
Made from single-crystal silicon, these panels offer the highest efficiency rates (20-23%) and longest lifespan. They perform better in low-light conditions and have a sleek, uniform appearance.
Manufactured from multiple silicon crystals, offering good efficiency (15-20%) at a lower cost. Ideal for budget-conscious consumers with ample roof space.
Lightweight and flexible panels made from amorphous silicon, CIGS, or CdTe. Better performance in high temperatures and partial shading conditions.
Essential components for a complete solar energy system
Convert DC electricity from panels to AC electricity for your home. Available as string inverters, power optimizers, or microinverters for different system configurations.
Real-time system performance tracking, fault detection, and energy production analytics to maximize your solar investment and ensure optimal performance.
Store excess solar energy for use during peak hours or power outages. Lithium-ion batteries provide long cycle life and high round-trip efficiency.
Secure panel installation systems for different roof types including ballasted, penetrating, and ground-mount solutions designed for your specific application.
Stay informed with the latest market trends, technology advances, and policy developments
The Investment Tax Credit (ITC) allows you to deduct 30% of solar installation costs from federal taxes through 2032.
Additional rebates, tax credits, and performance incentives available from state governments and local utilities.
Solar loans, leases, and power purchase agreements make solar accessible with various payment structures.
Professional installation typically takes 1-3 months from contract to activation
Professional evaluation of your roof, electrical system, and energy usage to design the optimal solar solution.
Obtaining necessary building permits and utility interconnection agreements for your specific jurisdiction.
Professional installation of mounting system, panels, inverters, and electrical connections by certified technicians.
Final inspection, utility connection, and system commissioning to begin generating clean solar energy.
Professional insights to maximize your solar investment and system performance
South-facing roofs with 30-45° tilt provide maximum energy production. East and west orientations still offer 80-90% efficiency.
Even small amounts of shading can significantly impact system performance. Consider microinverters for partially shaded installations.
Size your system to offset 100-110% of your annual energy usage, accounting for future consumption increases.
Tier 1 panel manufacturers offer superior quality, longer warranties, and better long-term financial stability.
Annual system inspections and periodic cleaning can maintain peak performance and extend system lifespan to 25+ years.
Real-time monitoring systems help identify issues early and ensure your system operates at maximum efficiency.