Silfab Solar — US/Canada
SIL 375W Pro
The Silfab Solar SIL 375W Pro is a 375W N-Type TOPCon solar panel with 19.3% efficiency. Backed by a 25-year warranty.
Premium Tier🇺🇸 Domestic Content Bonus Eligible
375W
Wattage
19.3%
Efficiency
N-Type TOPCon
Cell Type
25 years
Warranty
Full Specifications
- Brand
- Silfab Solar
- Model
- SIL 375W Pro
- Series
- SIL
- Wattage
- 375W
- Module Efficiency
- 19.3%
- Cell Type
- N-Type TOPCon
- Dimensions
- 65-67" x 39-40"
- Weight
- 42 lbs
- Warranty
- 25 years
- Est. Price Per Watt
- $2.54
- Est. 7kW System Cost
- $17,780
- Est. 10kW System Cost
- $25,400
- Temperature Coefficient
- -0.25%/°C
- Bifacial
- No
- Origin
- US/Canada
- FEOC Status
- pass
Other Silfab Solar Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| SIL 455W E Pro | 455W | 22% | PERC | $3.35 |
| SIL 445W D Plus | 445W | 21.7% | N-Type TOPCon | $3.26 |
| SIL 440W C | 440W | 21.5% | PERC | $3.20 |
| SIL 440W A Ultra | 440W | 21.5% | N-Type TOPCon | $3.20 |
| SIL 435W E Max | 435W | 21.3% | PERC | $3.14 |
Similar Wattage Panels (Competitors)
| Panel | Wattage | Efficiency | $/W |
|---|---|---|---|
| SunPower Maxeon-40 HC | 405W | 21.7% | $4.00 |
| SunPower Maxeon 405W A Max | 405W | 21.7% | $4.00 |
| Maxeon 3 405W E BF | 405W | 21.6% | $3.72 |
| SunPower Maxeon-40 HD | 400W | 21.5% | $3.92 |
Frequently Asked Questions
How much does a 375W Silfab Solar SIL 375W Pro cost?
The Silfab Solar SIL 375W Pro costs approximately $953 per panel ($$2.54/W). A typical 7kW system using this panel would cost around $17,780 before incentives.
⚠ The 30% federal solar tax credit has ended — Section 25D expired December 31, 2025, and the Section 48E construction-start deadline passed 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 Silfab Solar SIL 375W Pro a good solar panel?
The Silfab Solar SIL 375W Pro has 19.3% efficiency and a 25 years warranty, placing it in the premium 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 Silfab Solar SIL 375W Pro 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.