Auxin Solar — US
AXN 340W Pro
The Auxin Solar AXN 340W Pro is a 340W PERC solar panel with 18.2% efficiency. Made in US. Backed by a 25-year warranty.
Standard Tier🇺🇸 Domestic Content Bonus Eligible
340W
Wattage
18.2%
Efficiency
PERC
Cell Type
25 years
Warranty
Full Specifications
- Brand
- Auxin Solar
- Model
- AXN 340W Pro
- Series
- AXN
- Wattage
- 340W
- Module Efficiency
- 18.2%
- Cell Type
- PERC
- Dimensions
- 65-67" x 39-40"
- Weight
- 39 lbs
- Warranty
- 25 years
- Est. Price Per Watt
- $2.30
- Est. 7kW System Cost
- $16,100
- Est. 10kW System Cost
- $23,000
- Temperature Coefficient
- -0.35%/°C
- Bifacial
- No
- Origin
- US
- FEOC Status
- pass
Other Auxin Solar Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| AXN 420W D | 420W | 20.6% | PERC | $3.10 |
| AXN 415W C All-Black | 415W | 20.4% | PERC | $3.03 |
| AXN 410W B BF | 410W | 20.3% | PERC | $3.00 |
| AXN 405W D Plus | 405W | 20.1% | PERC | $2.93 |
| AXN 400W C | 400W | 20% | PERC | $2.90 |
Similar Wattage Panels (Competitors)
| Panel | Wattage | Efficiency | $/W |
|---|---|---|---|
| SunPower Maxeon 370W C HD | 370W | 20.5% | $3.50 |
| SunPower Maxeon 365W Pro | 365W | 20.3% | $3.42 |
| Maxeon 3 370W | 370W | 20.2% | $2.98 |
| SunPower Maxeon-35 BF | 355W | 20% | $3.29 |
Frequently Asked Questions
How much does a 340W Auxin Solar AXN 340W Pro cost?
The Auxin Solar AXN 340W Pro costs approximately $782 per panel ($$2.30/W). A typical 7kW system using this panel would cost around $16,100 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 Auxin Solar AXN 340W Pro a good solar panel?
The Auxin Solar AXN 340W Pro has 18.2% efficiency and a 25 years warranty, placing it in the standard tier. This is a solid mid-range panel suitable for most residential installations. It also qualifies for the domestic content bonus under the Inflation Reduction Act.
How many Auxin Solar AXN 340W Pro panels do I need?
For a typical 7kW residential system, you'd need approximately 21 panels. For a 10kW system, plan for about 30 panels. The exact number depends on your roof space, energy usage, and local sun hours.