: A leading US marketplace for individual components, including panels, inverters, and LiFePO4 batteries, often used by DIY enthusiasts. Recommended Products and Online Offers

: Known for providing permit services and expert technical support alongside their solar panel kits, which typically cost between $300 and $400 per panel.

If you are looking to purchase specific panels or portable units online, retailers like and Sungoldpower offer direct shipping. Highlights Jackery SolarSaga 500W Go to product viewer dialog for this item. Home Depot $973.05 $699.00 25% efficiency; IP68 weather resistance EcoFlow 400W Portable Go to product viewer dialog for this item. Off Grid Stores $688.99 $569.05 High impact resistance; multi-layered design Sungoldpower 500W (Full Pallet) Go to product viewer dialog for this item. Sungoldpower $7,000 $5,600 32 panels; 11-busbar tech; monocrystalline PERC Expert & Community Perspectives

: Highly rated for its straightforward online pricing and business model that reduces traditional sales commissions.

: A specialized marketplace for off-grid, hybrid, and portable solutions. They offer "one-click" solar solutions and have over 3,000 positive reviews for their DIY support.

: Offers a purely digital sales model for solar panels and Solar Roofs, allowing customers to purchase through their website without in-person sales consultations.

The best place to buy solar panels online depends on whether you are looking for a full professional installation or a DIY kit. For 2026, is widely considered the best overall online platform for residential solar because it allows you to build, price, and reserve your entire system online. For those looking to purchase equipment directly for DIY projects, ShopSolarKits and GoGreenSolar are top-rated marketplaces offering complete kits and lifetime support. Top Online Solar Retailers for 2026