LONGi
LR7-54HVH 475-490M Solar Panel
Model range: LR7-54HVH-475M / LR7-54HVH-480M / LR7-54HVH-485M / LR7-54HVH-490M
4 pack sizes
Longi solar panel family LR7-54HVH 475-490M Solar Panel, covering 475–490 W modules.
At a glance
Best for
Homes and business buildings comparing roof output and long-term value
Standout
Panel output sits around 475–490 per panel.
Watch out for
Panel suitability still depends on roof space, orientation, shading, and installer design.
Key specifications
A quick snapshot of the family. Compare module counts and capacity in the table below.
Dimensions (W × H × T)
1134 × 1800 × 30 mm
Panel power
475–490
Higher panel wattage can reduce how many panels you need for the same total system size.
Product warranty
25
Longer warranty usually means stronger long-term coverage.
Performance warranty
30
Useful for solar panels where long-term output matters.
Compare pack sizes
Capacity, voltage, and power rise as you stack more modules. Specs that stay the same on every size are listed underneath.
Numbers that change with size.
Swipe for more sizes
| Spec | 54HVH-475M | 54HVH-480M | 54HVH-485M | 54HVH-490M |
|---|---|---|---|---|
| Maximum Power (Pmax) STCW | 475 | 480 | 485 | 490 |
| Maximum Power (Pmax) NOCTW | 362 | 365 | 369 | 373 |
| Open Circuit Voltage (Voc) STCV | 40.18 | 40.29 | 40.40 | 40.52 |
| Open Circuit Voltage (Voc) NOCTV | 38.18 | 38.29 | 38.39 | 38.51 |
| Short Circuit Current (Isc) STCA | 15.03 | 15.13 | 15.23 | 15.33 |
| Short Circuit Current (Isc) NOCTA | 12.08 | 12.16 | 12.24 | 12.32 |
| Voltage at Maximum Power (Vmp) STCV | 33.16 | 33.28 | 33.40 | 33.51 |
| Voltage at Maximum Power (Vmp) NOCTV | 31.52 | 31.63 | 31.74 | 31.85 |
| Current at Maximum Power (Imp) STCA | 14.33 | 14.43 | 14.53 | 14.63 |
| Current at Maximum Power (Imp) NOCTA | 11.49 | 11.57 | 11.65 | 11.73 |
| Module Efficiency (STC)% | 23.3 | 23.5 | 23.8 | 24.0 |