Segment Solar — US
SG 380W A Max
The Segment Solar SG 380W A Max is a 380W PERC solar panel with 19.2% efficiency. Made in US. Backed by a 30-year warranty.
Standard Tier🇺🇸 Domestic Content Bonus EligibleBifacial
380W
Wattage
19.2%
Efficiency
PERC
Cell Type
30 years
Warranty
Full Specifications
- Brand
- Segment Solar
- Model
- SG 380W A Max
- Series
- SG
- Wattage
- 380W
- Module Efficiency
- 19.2%
- Cell Type
- PERC
- Dimensions
- 65-67" x 39-40"
- Weight
- 43 lbs
- Warranty
- 30 years
- Est. Price Per Watt
- $2.38
- Est. 7kW System Cost
- $16,660
- Est. 10kW System Cost
- $23,800
- Temperature Coefficient
- -0.35%/°C
- Bifacial
- Yes
- Origin
- US
- FEOC Status
- pass
Other Segment Solar Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| SG 440W D | 440W | 21.2% | PERC | $2.88 |
| SG Plus 440W D | 440W | 21.2% | PERC | $2.88 |
| SG Max 440W D | 440W | 21.2% | PERC | $2.88 |
| SG 435W C All-Black | 435W | 21% | N-Type TOPCon | $2.83 |
| SG Plus 435W C All-Black | 435W | 21% | N-Type TOPCon | $2.83 |
Similar Wattage Panels (Competitors)
| Panel | Wattage | Efficiency | $/W |
|---|---|---|---|
| SunPower Maxeon 410W A All-Black | 410W | 21.9% | $4.08 |
| SunPower Maxeon 410W B | 410W | 21.9% | $4.08 |
| SunPower Maxeon 410W D HD | 410W | 21.9% | $4.08 |
| SunPower Performance 410W A All-Black | 410W | 21.9% | $4.08 |
Frequently Asked Questions
How much does a 380W Segment Solar SG 380W A Max cost?
The Segment Solar SG 380W A Max costs approximately $904 per panel ($$2.38/W). A typical 7kW system using this panel would cost around $16,660 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 Segment Solar SG 380W A Max a good solar panel?
The Segment Solar SG 380W A Max has 19.2% efficiency and a 30 years warranty, placing it in the standard tier. This is a solid mid-range panel suitable for most residential installations. It also qualifies for the domestic content bonus under the Inflation Reduction Act.
How many Segment Solar SG 380W A Max panels do I need?
For a typical 7kW residential system, you'd need approximately 19 panels. For a 10kW system, plan for about 27 panels. The exact number depends on your roof space, energy usage, and local sun hours.