Panasonic — Japan

EverVolt 385-E Ultra

The Panasonic EverVolt 385-E Ultra is a 385W HJT solar panel with 20.3% efficiency. Made in Japan. Backed by a 25-year warranty.

Premium Tier Bifacial

385W

Wattage

20.3%

Efficiency

HJT

Cell Type

25 years

Warranty

Full Specifications

Brand
Panasonic
Model
EverVolt 385-E Ultra
Series
EverVolt
Wattage
385W
Module Efficiency
20.3%
Cell Type
HJT
Dimensions
65-67" x 39-40"
Weight
43 lbs
Warranty
25 years
Est. Price Per Watt
$3.14
Est. 7kW System Cost
$21,980
Est. 10kW System Cost
$31,400
Temperature Coefficient
-0.25%/°C
Bifacial
Yes
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 415W A Black 415W 22% $4.12
SunPower Maxeon 415W C Plus 415W 22% $4.12
SunPower Maxeon 415W B Ultra 415W 22% $4.12
SunPower Performance 415W A Black 415W 22% $4.12

Frequently Asked Questions

How much does a 385W Panasonic EverVolt 385-E Ultra cost?
The Panasonic EverVolt 385-E Ultra costs approximately $1209 per panel ($$3.14/W). A typical 7kW system using this panel would cost around $21,980 before incentives. After the 30% federal tax credit, your net cost drops to $15,386.
Is the Panasonic EverVolt 385-E Ultra a good solar panel?
The Panasonic EverVolt 385-E Ultra has 20.3% 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 EverVolt 385-E Ultra panels do I need?
For a typical 7kW residential system, you'd need approximately 19 panels. For a 10kW system, plan for about 26 panels. The exact number depends on your roof space, energy usage, and local sun hours.