The HISHEN 450W N-Type Bifacial Dual-Glass Rigid Solar Panel (HS-SP-450W-N-1, UL 61730) is the better rigid solar panel overall, rated 4.3 to 4.0. The HISHEN 450W N-Type Bifacial Dual-Glass Rigid Solar Panel (HS-SP-450W-N-1, UL 61730) leads on durability. The HISHEN 450W N-Type Bifacial Dual-Glass Rigid Solar Panel (HS-SP-450W-N-1, UL 61730) costs $30 less ($319.99 vs $349.99).
A 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 $319.99A frameless dual-glass large panel for home rooftop, shed or ground-mount buyers who want edges that shed dirt and snow. The missing electrical specs make it a harder buy than framed panels with full data sheets.
Amazon $349.99Prices were last checked October 21, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Each factor is scored 0-100 against the same fixed reference points for every 150 w and up rigid solar panel; a clear win is highlighted. How we rank explains each one.
| Factor weight | HISHEN 450W N-Type Bifacial Dual-Glass Rigid Solar Panel (HS-SP-450W-N-1, UL 61730) | HISHEN FLOWE 495W N-Type Frameless Dual-Glass Rigid Solar Panel (HN-SP-495W-N-CE-1, UL 61730) |
|---|---|---|
| Overall rating | 4.3/5 | 4.0/5 |
| Value 45% | 75 $0.71 per rated watt | 76 $0.71 per rated watt |
| Tested output 15% | 50 not yet independently tested (neutral score used) | 50 not yet independently tested (neutral score used) |
| Durability 25% | 100 IP68, 10-year warranty | 60 no IP rating, 10-year warranty |
| Efficiency 15% | 100 25.2% claimed efficiency | 100 25.6% claimed efficiency |
| HISHEN 450W N-Type Bifacial Dual-Glass Rigid Solar Panel (HS-SP-450W-N-1, UL 61730) | HISHEN FLOWE 495W N-Type Frameless Dual-Glass Rigid Solar Panel (HN-SP-495W-N-CE-1, UL 61730) | |
|---|---|---|
| Output | ||
| Rated power | 450 W | 495 W |
| Efficiency | 25.2% (published as "up to 25.2% conversion efficiency" for the cells) | 25.6% (cell efficiency, as published in the title) |
| Cells | Monocrystalline (N-type 210RR cells, 16BB, Grade A+, 48 cells) | Monocrystalline (N-type, 16BB, Grade A+) |
| Bifacial | Yes | - |
| Connections | ||
| Output connector | MC4 | - |
| Build | ||
| Weight | 52 lb (23.6 kg) | - |
| Dimensions | 69.37 x 44.65 x 1.18 in | 70 x 45 x 1.2 in |
| Frame | aluminum | frameless ("Cleanedge" design) |
| Glass | 2.0 mm tempered, dual-glass construction | 2.0 mm dual-glass |
| Junction box rating | IP68 | - |
| Warranty | 10 years | 10 years |
