LONGi Solar — China
Hi-MO 6 395W D HC
The LONGi Solar Hi-MO 6 395W D HC is a 395W PERC solar panel with 19.5% efficiency. Backed by a 25-year warranty.
Standard TierFEOC: Restricted
395W
Wattage
19.5%
Efficiency
PERC
Cell Type
25 years
Warranty
Full Specifications
- Brand
- LONGi Solar
- Model
- Hi-MO 6 395W D HC
- Series
- Hi-MO 6
- Wattage
- 395W
- Module Efficiency
- 19.5%
- Cell Type
- PERC
- Dimensions
- 65-67" x 39-40"
- Weight
- 44 lbs
- Warranty
- 25 years
- Est. Price Per Watt
- $1.94
- Est. 7kW System Cost
- $13,580
- Est. 10kW System Cost
- $19,400
- Temperature Coefficient
- -0.35%/°C
- Bifacial
- No
- Origin
- China
- FEOC Status
- fail
Other LONGi Solar Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| Hi-MO 480W D | 480W | 22.1% | N-Type TOPCon | $2.67 |
| Hi-MO X 480W D | 480W | 22.1% | N-Type TOPCon | $2.67 |
| Hi-MO 5 480W D | 480W | 22.1% | N-Type TOPCon | $2.67 |
| Hi-MO 6 480W D | 480W | 22.1% | N-Type TOPCon | $2.67 |
| Hi-MO 7 480W D | 480W | 22.1% | N-Type TOPCon | $2.67 |
Similar Wattage Panels (Competitors)
| Panel | Wattage | Efficiency | $/W |
|---|---|---|---|
| Panasonic EverVolt 425W E Pro | 425W | 22.5% | $4.18 |
| Panasonic EverVolt VK 425W E Pro | 425W | 22.5% | $4.18 |
| Panasonic HIT 425W E Pro | 425W | 22.5% | $4.18 |
| Panasonic HIT Plus 425W E Pro | 425W | 22.5% | $4.18 |
Frequently Asked Questions
How much does a 395W LONGi Solar Hi-MO 6 395W D HC cost?
The LONGi Solar Hi-MO 6 395W D HC costs approximately $766 per panel ($$1.94/W). A typical 7kW system using this panel would cost around $13,580 before incentives.
⚠ The 30% Federal Solar Tax Credit (48E/ITC) expired July 4, 2026.
Selecting 30% ITC assumes you began construction before this deadline. Most new purchases no longer qualify.Learn about your options after the deadline →
Is the LONGi Solar Hi-MO 6 395W D HC a good solar panel?
The LONGi Solar Hi-MO 6 395W D HC has 19.5% efficiency and a 25 years warranty, placing it in the standard tier. This is a solid mid-range panel suitable for most residential installations.
How many LONGi Solar Hi-MO 6 395W D HC panels do I need?
For a typical 7kW residential system, you'd need approximately 18 panels. For a 10kW system, plan for about 26 panels. The exact number depends on your roof space, energy usage, and local sun hours.