Panasonic — Japan
HIT-37 All-Black
The Panasonic HIT-37 All-Black is a 370W HJT solar panel with 19.4% efficiency. Made in Japan. Backed by a 25-year warranty.
Premium Tier
370W
Wattage
19.4%
Efficiency
HJT
Cell Type
25 years
Warranty
Full Specifications
- Brand
- Panasonic
- Model
- HIT-37 All-Black
- Series
- HIT
- Wattage
- 370W
- Module Efficiency
- 19.4%
- Cell Type
- HJT
- Dimensions
- 65-67" x 39-40"
- Weight
- 42 lbs
- Warranty
- 25 years
- Est. Price Per Watt
- $2.72
- Est. 7kW System Cost
- $19,040
- Est. 10kW System Cost
- $27,200
- Temperature Coefficient
- -0.25%/°C
- Bifacial
- No
- Origin
- Japan
- FEOC Status
- likely_pass
Other Panasonic Panels
| Model | Wattage | Efficiency | Cell | $/W |
|---|---|---|---|---|
| EverVolt 425W E Pro | 425W | 22.5% | HJT | $4.18 |
| EverVolt VK 425W E Pro | 425W | 22.5% | HJT | $4.18 |
| HIT 425W E Pro | 425W | 22.5% | HJT | $4.18 |
| HIT Plus 425W E Pro | 425W | 22.5% | HJT | $4.18 |
| EverVolt 420W A Ultra | 420W | 22.3% | HJT | $4.08 |
Similar Wattage Panels (Competitors)
| Panel | Wattage | Efficiency | $/W |
|---|---|---|---|
| SunPower Maxeon-40 HD | 400W | 21.5% | $3.92 |
| SunPower Maxeon 400W D Max | 400W | 21.5% | $3.92 |
| SunPower Maxeon 400W C Silver | 400W | 21.5% | $3.92 |
| SunPower Performance-40 HD | 400W | 21.5% | $3.92 |
Frequently Asked Questions
How much does a 370W Panasonic HIT-37 All-Black cost?
The Panasonic HIT-37 All-Black costs approximately $1006 per panel ($$2.72/W). A typical 7kW system using this panel would cost around $19,040 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 Panasonic HIT-37 All-Black a good solar panel?
The Panasonic HIT-37 All-Black has 19.4% efficiency and a 25 years warranty, placing it in the premium tier. This is a solid mid-range panel suitable for most residential installations.
How many Panasonic HIT-37 All-Black panels do I need?
For a typical 7kW residential system, you'd need approximately 19 panels. For a 10kW system, plan for about 28 panels. The exact number depends on your roof space, energy usage, and local sun hours.