Aiko Solar — China
Navi 420W E BF
The Aiko Solar Navi 420W E BF is a 420W N-Type TOPCon solar panel with 20.7% efficiency. Backed by a 25-year warranty.
Standard TierFEOC: RestrictedBifacial
420W
Wattage
20.7%
Efficiency
N-Type TOPCon
Cell Type
25 years
Warranty
Full Specifications
- Brand
- Aiko Solar
- Model
- Navi 420W E BF
- Series
- Navi
- Wattage
- 420W
- Module Efficiency
- 20.7%
- Cell Type
- N-Type TOPCon
- Dimensions
- 66-80" x 39-41"
- Weight
- 48 lbs
- Warranty
- 25 years
- Est. Price Per Watt
- $2.00
- Est. 7kW System Cost
- $14,000
- Est. 10kW System Cost
- $20,000
- Temperature Coefficient
- -0.25%/°C
- Bifacial
- Yes
- Origin
- China
- FEOC Status
- fail
Other Aiko Solar Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| Navi 490W D | 490W | 23.2% | N-Type TOPCon | $2.70 |
| Neostar 490W D | 490W | 23.2% | N-Type TOPCon | $2.70 |
| Navi 485W C All-Black | 485W | 23% | ABC | $2.64 |
| Neostar 485W C All-Black | 485W | 23% | ABC | $2.64 |
| Navi 475W E Pro | 475W | 22.7% | ABC | $2.56 |
Similar Wattage Panels (Competitors)
| Panel | Wattage | Efficiency | $/W |
|---|---|---|---|
| Maxeon Maxeon 3 450W D Plus | 450W | 23.3% | $4.61 |
| Maxeon Maxeon 6 450W D Plus | 450W | 23.3% | $4.61 |
| Maxeon Maxeon 7 450W D Plus | 450W | 23.3% | $4.61 |
| Maxeon Maxeon Air 450W D Plus | 450W | 23.3% | $4.61 |
Frequently Asked Questions
How much does a 420W Aiko Solar Navi 420W E BF cost?
The Aiko Solar Navi 420W E BF costs approximately $840 per panel ($$2.00/W). A typical 7kW system using this panel would cost around $14,000 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 Aiko Solar Navi 420W E BF a good solar panel?
The Aiko Solar Navi 420W E BF has 20.7% efficiency and a 25 years warranty, placing it in the standard tier. This is a solid mid-range panel suitable for most residential installations.
How many Aiko Solar Navi 420W E 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.