Heliene — Canada
Heliene-35 BF
The Heliene Heliene-35 BF is a 350W N-Type TOPCon solar panel with 17.8% efficiency. Backed by a 25-year warranty.
Standard TierBifacial
350W
Wattage
17.8%
Efficiency
N-Type TOPCon
Cell Type
25 years
Warranty
Full Specifications
- Brand
- Heliene
- Model
- Heliene-35 BF
- Series
- Heliene
- Wattage
- 350W
- Module Efficiency
- 17.8%
- Cell Type
- N-Type TOPCon
- Dimensions
- 65-67" x 39-40"
- Weight
- 40 lbs
- Warranty
- 25 years
- Est. Price Per Watt
- $1.99
- Est. 7kW System Cost
- $13,930
- Est. 10kW System Cost
- $19,900
- Temperature Coefficient
- -0.25%/°C
- Bifacial
- Yes
- Origin
- Canada
- FEOC Status
- unknown
Other Heliene Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| Heliene 445W D | 445W | 21.2% | PERC | $3.01 |
| Heliene 440W C All-Black | 440W | 21% | N-Type TOPCon | $2.95 |
| Heliene 435W E Pro | 435W | 20.9% | N-Type TOPCon | $2.92 |
| Heliene 430W B BF | 430W | 20.7% | PERC | $2.86 |
| Heliene 425W D Plus | 425W | 20.5% | PERC | $2.80 |
Similar Wattage Panels (Competitors)
| Panel | Wattage | Efficiency | $/W |
|---|---|---|---|
| SunPower Maxeon 380W A | 380W | 20.8% | $3.63 |
| SunPower Performance 380W A | 380W | 20.8% | $3.63 |
| SunPower X-Series 380W A | 380W | 20.8% | $3.63 |
| SunPower E-Series 380W A | 380W | 20.8% | $3.63 |
Frequently Asked Questions
How much does a 350W Heliene Heliene-35 BF cost?
The Heliene Heliene-35 BF costs approximately $697 per panel ($$1.99/W). A typical 7kW system using this panel would cost around $13,930 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 Heliene Heliene-35 BF a good solar panel?
The Heliene Heliene-35 BF has 17.8% 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 Heliene Heliene-35 BF panels do I need?
For a typical 7kW residential system, you'd need approximately 20 panels. For a 10kW system, plan for about 29 panels. The exact number depends on your roof space, energy usage, and local sun hours.