REC — Singapore
Alpha 455W E Pro
The REC Alpha 455W E Pro is a 455W N-Type TOPCon solar panel with 23.0% efficiency. Backed by a 30-year warranty.
Premium Tier
455W
Wattage
23%
Efficiency
N-Type TOPCon
Cell Type
30 years
Warranty
Full Specifications
- Brand
- REC
- Model
- Alpha 455W E Pro
- Series
- Alpha
- Wattage
- 455W
- Module Efficiency
- 23%
- Cell Type
- N-Type TOPCon
- Dimensions
- 78-82" x 39-41"
- Weight
- 53 lbs
- Warranty
- 30 years
- Est. Price Per Watt
- $3.84
- Est. 7kW System Cost
- $26,880
- Est. 10kW System Cost
- $38,400
- Temperature Coefficient
- -0.25%/°C
- Bifacial
- No
- Origin
- Singapore
- FEOC Status
- likely_pass
Other REC Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| N-Peak 455W E Pro | 455W | 23% | N-Type TOPCon | $3.84 |
| Alpha Pure 455W E Pro | 455W | 23% | N-Type TOPCon | $3.84 |
| Alpha Pro 455W E Pro | 455W | 23% | N-Type TOPCon | $3.84 |
| Alpha 450W D Plus | 450W | 22.8% | HJT | $3.77 |
| N-Peak 450W D Plus | 450W | 22.8% | HJT | $3.77 |
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 455W REC Alpha 455W E Pro cost?
The REC Alpha 455W E Pro costs approximately $1747 per panel ($$3.84/W). A typical 7kW system using this panel would cost around $26,880 before incentives. After the 30% federal tax credit, your net cost drops to $18,816.
Is the REC Alpha 455W E Pro a good solar panel?
The REC Alpha 455W E Pro has 23% efficiency and a 30 years warranty, placing it in the premium tier. This is above-average efficiency, making it a strong choice.
How many REC Alpha 455W E Pro panels do I need?
For a typical 7kW residential system, you'd need approximately 16 panels. For a 10kW system, plan for about 22 panels. The exact number depends on your roof space, energy usage, and local sun hours.