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Phono Solar PV Modules
Phono Solar has built PV modules in Nanjing since 1997 under the SUMEC Group, part of Fortune 500 giant Sinomach, and has held BNEF Tier 1 listing since 2014, with a US office in Costa Mesa, California.
Bankable Panels, Guaranteed in Writing
The TwinPlus series pairs 182mm half cut mono PERC cells with a multi busbar layout, an IP68 junction box, and genuine Staubli MC4 connectors, backed by a written linear power guarantee.
- All black 400W module: 20.48 percent efficiency, 1500V rated, UL 61730 Type 1 fire performance
- 5400Pa front load rating, hail tested to 25mm at 80km per hour
- 98 percent power after year one, then at most 0.55 percent decline per year
- PVEL Top Performer and BNEF Tier 1 listed since 2014
- Newer Draco N-type TOPCon line carries 15 year product and 30 year power terms
Explore Phono Solar Products
PowerStore lists the 400W all black TwinPlus module by the pallet of 36, sized for residential rooftops, with the 545W large format module for commercial projects when stock allows. Compare specs by SKU below.
Panel Support from PowerStore
Our team helps installers plan array layouts around module dimensions and wattage, match panels to racking and inverter specs, and order by the pallet with practical product guidance and fulfillment support.
Top Phono Solar FAQs with Jim White
Is Phono Solar a reliable brand?
Yes. Phono Solar has shipped over 20GW of modules since 1997, sits under Fortune 500 state owned Sinomach, and has held BNEF Tier 1 bankability listing since 2014.
How long is the Phono Solar warranty?
TwinPlus modules carry a 12 year product warranty, extendable to 15 years on residential roofs by contract, plus a 25 year power warranty ending at 84.8 percent of rated output.
Will the 400W module fit my roof layout?
It is a standard residential format: 67.8 by 44.65 inches, 45.8 pounds, all black with an IP68 junction box and Staubli MC4 connectors, rated for 1500V systems.
Jim White is the CEO of PowerStore, a trusted provider of solar and storage solutions for over 15 years. Jim has helped professional installers design reliable solar systems nationwide.