Kyuara Solar Panels

45 models from Japan · 360W–440W · Avg. 20.2% efficiency

45

Models

20.2%

Avg Efficiency

$2.83

Avg $/Watt

360W–440W

Wattage Range

Kyuara KYX Series

ModelWattageEfficiencyCell Type$/WWarranty
KYX 440W D440W21.8%HJT$3.5730 years
KYX 435W C All-Black435W21.6%N-Type$3.4830 years
KYX 430W E Pro430W21.4%N-Type$3.3930 years
KYX 430W B BF430W21.4%HJT$3.3930 years
KYX 425W A Ultra425W21.2%HJT$3.2925 years
KYX 425W D Plus425W21.2%HJT$3.2930 years
KYX 420W E Max420W21%N-Type$3.2025 years
KYX 420W C420W21%N-Type$3.2030 years
KYX 420W A HC420W21%N-Type$3.2030 years
KYX 415W B Silver415W20.8%N-Type$3.1125 years
KYX 415W B All-Black415W20.8%HJT$3.1130 years
KYX 415W D Silver415W20.8%N-Type$3.1130 years
KYX 415W E HD415W20.8%HJT$3.1130 years
KYX 410W A Black410W20.6%HJT$3.0125 years
KYX 410W D Pro410W20.6%HJT$3.0125 years
KYX 410W A BF410W20.6%N-Type$3.0125 years
KYX-40 HC405W20.4%HJT$2.9225 years
KYX 405W E Ultra405W20.4%N-Type$2.9225 years
KYX 405W C Plus405W20.4%N-Type$2.9225 years
KYX 405W E HC405W20.4%HJT$2.9225 years
KYX 405W C Black405W20.4%HJT$2.9230 years
KYX-40 HD400W20.2%N-Type$2.8325 years
KYX 400W D Max400W20.2%HJT$2.8325 years
KYX 400W A All-Black400W20.2%N-Type$2.8325 years
KYX 400W B400W20.2%HJT$2.8325 years
KYX 395-B Silver395W20.1%HJT$2.7825 years
KYX 395W D HD395W20.1%N-Type$2.7825 years
KYX 395W B Ultra395W20.1%N-Type$2.7830 years
KYX 390-A Black390W19.9%N-Type$2.6925 years
KYX 390W B Plus390W19.9%HJT$2.6925 years
KYX 390W C Pro390W19.9%N-Type$2.6925 years
KYX 390W E BF390W19.9%HJT$2.6925 years
KYX 385-D Max385W19.7%N-Type$2.5925 years
KYX 385-E Ultra385W19.7%HJT$2.5925 years
KYX 385W C Silver385W19.7%HJT$2.5925 years
KYX 385W A Max385W19.7%HJT$2.5930 years
KYX 380W A380W19.5%N-Type$2.5025 years
KYX 375W D HC375W19.3%N-Type$2.4125 years
KYX 375W B Black375W19.3%N-Type$2.4125 years
KYX 370W Pro370W19.1%HJT$2.3125 years
KYX-37 All-Black370W19.1%HJT$2.3125 years
KYX 365W C HD365W18.9%HJT$2.2225 years
KYX 360W360W18.8%HJT$2.1725 years
KYX 360W Plus360W18.8%N-Type$2.1725 years
KYX-36 BF360W18.8%N-Type$2.1725 years

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.