A cheap-per-watt, very large bifacial panel for home rooftop or ground-mount arrays where the installer can confirm the electrical specs first. Not for RVs, vans or anyone who needs a datasheet up front.
Price checked October 21, 2026. As an Amazon Associate we earn from qualifying purchases.
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
| Output | |
|---|---|
| Rated power | 495 W |
| Efficiency | 25.6% (cell efficiency) |
| Cells | Monocrystalline (N-type, 16BB) |
| Bifacial | Yes |
| Build | |
| Weight | 58.1 lb (26.4 kg) |
| Dimensions | 77.2 x 44.6 x 1.1 in |
| Frame | frameless front edge ("CleanEdge" design), with pre-drilled mounting holes |
| Junction box rating | IP68 |
| Warranty | 12 years |
| Output warranty | 30-year linear power output warranty (end-point percentage not stated) |
A low-cost 200 W panel for a 12 V van, RV or shed system, with a longer warranty than most budget brands. Buyers who want a well-documented panel from an established maker pay a little more for HQST.
Amazon $98.82A good-value pair of compact 100 W panels for a van, small RV or boat where roof space comes in odd shapes. Pair it with an MPPT controller to get the full output.
Amazon $129.99 Callsun $129.99A UL-listed dual-glass bifacial panel with a 10-year warranty for home rooftop, shed or ground-mount arrays on a 24 V or 48 V MPPT system. Check its voltage against your controller with the seller first, since full specs aren’t published.
Amazon $319.99More from STAR: every STAR product ranked.
