DAS Solar — China
DAS 415W B Ultra
The DAS Solar DAS 415W B Ultra is a 415W PERC solar panel with 20.1% efficiency. Backed by a 17-year warranty.
Standard TierFEOC: Restricted
415W
Wattage
20.1%
Efficiency
PERC
Cell Type
17 years
Warranty
Full Specifications
- Brand
- DAS Solar
- Model
- DAS 415W B Ultra
- Series
- DAS
- Wattage
- 415W
- Module Efficiency
- 20.1%
- Cell Type
- PERC
- Dimensions
- 66-80" x 39-41"
- Weight
- 47 lbs
- Warranty
- 17 years
- Est. Price Per Watt
- $2.08
- Est. 7kW System Cost
- $14,560
- Est. 10kW System Cost
- $20,800
- Temperature Coefficient
- -0.35%/°C
- Bifacial
- No
- Origin
- China
- FEOC Status
- fail
Other DAS Solar Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| DAS 465W D | 465W | 21.6% | N-Type TOPCon | $2.45 |
| DAS 460W C All-Black | 460W | 21.5% | PERC | $2.42 |
| DAS 450W E Pro | 450W | 21.2% | PERC | $2.35 |
| DAS 450W B BF | 450W | 21.2% | N-Type TOPCon | $2.35 |
| DAS 445W D Plus | 445W | 21% | N-Type TOPCon | $2.30 |
Similar Wattage Panels (Competitors)
| Panel | Wattage | Efficiency | $/W |
|---|---|---|---|
| SunPower Maxeon 445W D Plus | 445W | 23.1% | $4.58 |
| SunPower Performance 445W D Plus | 445W | 23.1% | $4.58 |
| SunPower X-Series 445W D Plus | 445W | 23.1% | $4.58 |
| SunPower E-Series 445W D Plus | 445W | 23.1% | $4.58 |
Frequently Asked Questions
How much does a 415W DAS Solar DAS 415W B Ultra cost?
The DAS Solar DAS 415W B Ultra costs approximately $863 per panel ($$2.08/W). A typical 7kW system using this panel would cost around $14,560 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 DAS Solar DAS 415W B Ultra a good solar panel?
The DAS Solar DAS 415W B Ultra has 20.1% efficiency and a 17 years warranty, placing it in the standard tier. This is a solid mid-range panel suitable for most residential installations.
How many DAS Solar DAS 415W B Ultra panels do I need?
For a typical 7kW residential system, you'd need approximately 17 panels. For a 10kW system, plan for about 25 panels. The exact number depends on your roof space, energy usage, and local sun hours.