| Category |
Details |
| Model |
EVPV400HK |
| Rated Power (Pmax) |
400W |
| Module Efficiency |
21.6% |
| Max Power Voltage (Vmp) |
41.4V |
| Max Power Current (Imp) |
9.67A |
| Open Circuit Voltage (Voc) |
48.8V |
| Short Circuit Current (Isc) |
10.40A |
| Temp Coefficient (Pmax) |
-0.26%/°C |
| Max System Voltage |
1000V |
| Max Series Fuse |
25A |
| Dimensions (inches) |
71.7 x 40.0 x 1.2 |
| Weight |
45.0 lbs |
| Power Tolerance |
-0 / +10W |
| Connector Type |
Stäubli MC4 |
| Cable Length |
43" + 47" (12AWG) |
| Operating Temp |
-40°F to 185°F (-40°C to 85°C) |
| Front Load |
146 psf (7000 Pa) |
| Rear Load |
83.5 psf (4000 Pa) |
| Certifications |
IEC61215-2, IEC61730, UL, PID, Salt Mist, Ammonia |
Advantages of N-Type Solar Panels
N-Type solar panels like the Panasonic EVPV400HK offer superior efficiency, lower degradation, and minimal susceptibility to light-induced degradation (LID). They perform better at high temperatures and maintain more stable output over time compared to P-Type panels.
About Panasonic Solar:
Panasonic brings over 40 years of solar innovation to homeowners through premium solar panel technology. Trusted globally for performance, durability, and sustainability.
Why Buy From US Solar Supplier?

As an American founded company out of Kentucky, US Solar Supplier is committed to providing top-quality solar products, backed by the world’s leading manufacturers. Our promise is to get you the fairest price from the best brands that offer warranties you can count on. We are updating our inventory daily with solar components that offer the latest technology. With a reputation for excellence and a dedication to customer satisfaction, we ensure that every product we sell meets the highest standards in the industry.
Need Assistance?
We’re here to help! If you have any questions or need more information before making your purchase, don’t hesitate to call us at 1-800-230-7004. Our knowledgeable and friendly team is ready to assist you with product details, installation advice, or the purchasing process.
Why Buy From Us?
Trusted Supplier: We work with Tier 1 manufacturers who stand behind their products.
Expert Support: Our team is here to guide you every step of the way.
Manufacturer-Backed Warranties: Enjoy peace of mind with the 25-year product warranty and 25-year linear power warranty directly from the manufacturer.
Easy and Secure Checkout: Your information is protected with top-notch security for a smooth, worry-free transaction.
Join the many satisfied customers who have trusted us for their solar needs. Add to your cart now to secure your high-efficiency solar panels and take the next step towards sustainable energy!
FAQs
Q: What is the power output of the Panasonic EverVolt EVPV400HK panel?
The EverVolt EVPV400HK panel delivers 400 watts of power, making it an excellent high-efficiency option for residential and commercial solar installations.
Q: Are Panasonic EverVolt panels suitable for areas with low sunlight?
Yes, Panasonic's advanced half-cut cell technology ensures strong performance even in low-light conditions, such as cloudy weather or early/late daylight hours.
Q: What kind of warranty does Panasonic offer for the EVPV400HK panel?
Panasonic provides a 25-year product warranty and a 25-year performance warranty, ensuring reliable output and long-term peace of mind.
Q: Are these panels compatible with different mounting systems?
Yes, the EVPV400HK panels are designed to be compatible with a wide range of industry-standard roof and ground mounting systems, simplifying installation.
Q: How durable are Panasonic EVPV400HK panels in harsh weather conditions?
These panels are engineered for durability in extreme weather, including heavy snow loads, high winds, and intense heat. The anti-reflective tempered glass further improves both strength and energy capture.
Q: Can Panasonic EverVolt panels help me save on energy costs?
Absolutely! With a 400W output and high module efficiency (around 20.5%), the EVPV400HK generates more power per square foot, which can significantly reduce energy costs and accelerate ROI.
Q: How many EVPV400HK panels do I need for my home?
This depends on your home’s energy usage and roof space. For a household using around 10,000 kWh per year, you'd typically need 25–28 panels. For a more precise recommendation, consult with a professional installer.