Silfab Solar — US/Canada
SIL 430W A BF
The Silfab Solar SIL 430W A BF is a 430W PERC solar panel with 21.2% efficiency. Backed by a 30-year warranty.
Premium Tier🇺🇸 Domestic Content Bonus EligibleBifacial
430W
Wattage
21.2%
Efficiency
PERC
Cell Type
30 years
Warranty
Full Specifications
- Brand
- Silfab Solar
- Model
- SIL 430W A BF
- Series
- SIL
- Wattage
- 430W
- Module Efficiency
- 21.2%
- Cell Type
- PERC
- Dimensions
- 66-80" x 39-41"
- Weight
- 49 lbs
- Warranty
- 30 years
- Est. Price Per Watt
- $3.11
- Est. 7kW System Cost
- $21,770
- Est. 10kW System Cost
- $31,100
- Temperature Coefficient
- -0.35%/°C
- Bifacial
- Yes
- 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 |
|---|---|---|---|
| Maxeon 3 455W E Pro | 455W | 23.5% | $4.72 |
| SunPower Maxeon 455W E Pro | 455W | 23.4% | $4.71 |
| Maxeon 3 450W D Plus | 450W | 23.3% | $4.61 |
| SunPower Maxeon 445W D Plus | 445W | 23.1% | $4.58 |
Frequently Asked Questions
How much does a 430W Silfab Solar SIL 430W A BF cost?
The Silfab Solar SIL 430W A BF costs approximately $1337 per panel ($$3.11/W). A typical 7kW system using this panel would cost around $21,770 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 430W A BF a good solar panel?
The Silfab Solar SIL 430W A BF has 21.2% efficiency and a 30 years warranty, placing it in the premium tier. This is above-average efficiency, making it a strong choice. It also qualifies for the domestic content bonus under the Inflation Reduction Act.
How many Silfab Solar SIL 430W A BF panels do I need?
For a typical 7kW residential system, you'd need approximately 17 panels. For a 10kW system, plan for about 24 panels. The exact number depends on your roof space, energy usage, and local sun hours.