Kyuara — Japan

KYX 395W B Ultra

The Kyuara KYX 395W B Ultra is a 395W N-Type solar panel with 20.1% efficiency. Made in Japan. Backed by a 30-year warranty.

Standard Tier

395W

Wattage

20.1%

Efficiency

N-Type

Cell Type

30 years

Warranty

Full Specifications

Brand
Kyuara
Model
KYX 395W B Ultra
Series
KYX
Wattage
395W
Module Efficiency
20.1%
Cell Type
N-Type
Dimensions
65-67" x 39-40"
Weight
44 lbs
Warranty
30 years
Est. Price Per Watt
$2.78
Est. 7kW System Cost
$19,460
Est. 10kW System Cost
$27,800
Temperature Coefficient
-0.25%/°C
Bifacial
No
Origin
Japan
FEOC Status
likely_pass

Other Kyuara Panels

ModelWattageEfficiencyCell$/W
KYX 440W D440W21.8%HJT$3.57
KYX 435W C All-Black435W21.6%N-Type$3.48
KYX 430W E Pro430W21.4%N-Type$3.39
KYX 430W B BF430W21.4%HJT$3.39
KYX 425W A Ultra425W21.2%HJT$3.29

Similar Wattage Panels (Competitors)

PanelWattageEfficiency$/W
Panasonic EverVolt 425W E Pro425W22.5%$4.18
Panasonic EverVolt VK 425W E Pro425W22.5%$4.18
Panasonic HIT 425W E Pro425W22.5%$4.18
Panasonic HIT Plus 425W E Pro425W22.5%$4.18

Frequently Asked Questions

How much does a 395W Kyuara KYX 395W B Ultra cost?
The Kyuara KYX 395W B Ultra costs approximately $1098 per panel ($$2.78/W). A typical 7kW system using this panel would cost around $19,460 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 Kyuara KYX 395W B Ultra a good solar panel?
The Kyuara KYX 395W B Ultra has 20.1% efficiency and a 30 years warranty, placing it in the standard tier. This is a solid mid-range panel suitable for most residential installations.
How many Kyuara KYX 395W B Ultra panels do I need?
For a typical 7kW residential system, you'd need approximately 18 panels. For a 10kW system, plan for about 26 panels. The exact number depends on your roof space, energy usage, and local sun hours.

Written & reviewed by

Jeremy Wolfe — Senior Solar Energy Analyst

Jeremy Wolfe is a solar energy analyst specializing in residential photovoltaic economics, federal and state incentive policy, and return-on-investment modeling for homeowners. He leads EnergyTools' solar research program and methodology.

  • 10+ years analyzing residential solar economics and payback modeling
  • Lead researcher for EnergyTools' 50-state solar cost-per-watt database
  • Author of 100+ solar ROI, payback, and incentive analyses

Methodology & data sources:NREL PVWatts, EPA FuelEconomy.gov, state utility commissions— updated 2026.