JA Solar — China
JAM 445W A BF
The JA Solar JAM 445W A BF is a 445W PERC solar panel with 21.2% efficiency. Backed by a 25-year warranty.
Standard Tier
FEOC: Restricted
Bifacial
445W
Wattage
21.2%
Efficiency
PERC
Cell Type
25 years
Warranty
Full Specifications
- Brand
- JA Solar
- Model
- JAM 445W A BF
- Series
- JAM
- Wattage
- 445W
- Module Efficiency
- 21.2%
- Cell Type
- PERC
- Dimensions
- 78-82" x 39-41"
- Weight
- 52 lbs
- Warranty
- 25 years
- Est. Price Per Watt
- $2.31
- Est. 7kW System Cost
- $16,170
- Est. 10kW System Cost
- $23,100
- Temperature Coefficient
- -0.35%/°C
- Bifacial
- Yes
- Origin
- China
- FEOC Status
- fail
Other JA Solar Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| JAM 485W D | 485W | 22.8% | N-Type TOPCon | $2.69 |
| DeepBlue 485W D | 485W | 22.8% | N-Type TOPCon | $2.69 |
| JAM72 485W D | 485W | 22.8% | N-Type TOPCon | $2.69 |
| JAM54 485W D | 485W | 22.8% | N-Type TOPCon | $2.69 |
| DeepBlue 3.0 485W D | 485W | 22.8% | N-Type TOPCon | $2.69 |
Similar Wattage Panels (Competitors)
| Panel | Wattage | Efficiency | $/W |
|---|---|---|---|
| Maxeon Maxeon 3 455W E Pro | 455W | 23.5% | $4.72 |
| Maxeon Maxeon 6 455W E Pro | 455W | 23.5% | $4.72 |
| Maxeon Maxeon 7 455W E Pro | 455W | 23.5% | $4.72 |
| Maxeon Maxeon Air 455W E Pro | 455W | 23.5% | $4.72 |
Frequently Asked Questions
How much does a 445W JA Solar JAM 445W A BF cost?
The JA Solar JAM 445W A BF costs approximately $1028 per panel ($$2.31/W). A typical 7kW system using this panel would cost around $16,170 before incentives. After the 30% federal tax credit, your net cost drops to $11,319.
Is the JA Solar JAM 445W A BF a good solar panel?
The JA Solar JAM 445W A BF has 21.2% efficiency and a 25 years warranty, placing it in the standard tier. This is above-average efficiency, making it a strong choice.
How many JA Solar JAM 445W A BF panels do I need?
For a typical 7kW residential system, you'd need approximately 16 panels. For a 10kW system, plan for about 23 panels. The exact number depends on your roof space, energy usage, and local sun hours.