Hanwha Q CELLS — South Korea
Q.PEAK DUO 405W C Pro
The Hanwha Q CELLS Q.PEAK DUO 405W C Pro is a 405W PERC solar panel with 20.2% efficiency. Backed by a 25-year warranty.
Premium Tier
405W
Wattage
20.2%
Efficiency
PERC
Cell Type
25 years
Warranty
Full Specifications
- Brand
- Hanwha Q CELLS
- Model
- Q.PEAK DUO 405W C Pro
- Series
- Q.PEAK DUO
- Wattage
- 405W
- Module Efficiency
- 20.2%
- Cell Type
- PERC
- Dimensions
- 66-80" x 39-41"
- Weight
- 46 lbs
- Warranty
- 25 years
- Est. Price Per Watt
- $2.74
- Est. 7kW System Cost
- $19,180
- Est. 10kW System Cost
- $27,400
- Temperature Coefficient
- -0.35%/°C
- Bifacial
- No
- Origin
- South Korea
- FEOC Status
- check
Other Hanwha Q CELLS Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| Q.TRON 465W E Pro | 465W | 21.9% | PERC | $3.34 |
| Q.PEAK DUO 465W E Pro | 465W | 21.9% | PERC | $3.34 |
| Q.PEAK 465W E Pro | 465W | 21.9% | PERC | $3.34 |
| Q.PLUS 465W E Pro | 465W | 21.9% | PERC | $3.34 |
| Q.TRON 455W D Plus | 455W | 21.6% | N-Type TOPCon | $3.24 |
Similar Wattage Panels (Competitors)
| Panel | Wattage | Efficiency | $/W |
|---|---|---|---|
| SunPower Maxeon 435W A Ultra | 435W | 22.7% | $4.42 |
| SunPower Performance 435W A Ultra | 435W | 22.7% | $4.42 |
| SunPower X-Series 435W A Ultra | 435W | 22.7% | $4.42 |
| SunPower E-Series 435W A Ultra | 435W | 22.7% | $4.42 |
Frequently Asked Questions
How much does a 405W Hanwha Q CELLS Q.PEAK DUO 405W C Pro cost?
The Hanwha Q CELLS Q.PEAK DUO 405W C Pro costs approximately $1110 per panel ($$2.74/W). A typical 7kW system using this panel would cost around $19,180 before incentives. After the 30% federal tax credit, your net cost drops to $13,426.
Is the Hanwha Q CELLS Q.PEAK DUO 405W C Pro a good solar panel?
The Hanwha Q CELLS Q.PEAK DUO 405W C Pro has 20.2% efficiency and a 25 years warranty, placing it in the premium tier. This is a solid mid-range panel suitable for most residential installations.
How many Hanwha Q CELLS Q.PEAK DUO 405W C Pro panels do I need?
For a typical 7kW residential system, you'd need approximately 18 panels. For a 10kW system, plan for about 25 panels. The exact number depends on your roof space, energy usage, and local sun hours.