Hanwha Q CELLS — South Korea

Q.PEAK DUO 360W

The Hanwha Q CELLS Q.PEAK DUO 360W is a 360W N-Type TOPCon solar panel with 18.9% efficiency. Backed by a 25-year warranty.

Premium TierBifacial

360W

Wattage

18.9%

Efficiency

N-Type TOPCon

Cell Type

25 years

Warranty

Full Specifications

Brand
Hanwha Q CELLS
Model
Q.PEAK DUO 360W
Series
Q.PEAK DUO
Wattage
360W
Module Efficiency
18.9%
Cell Type
N-Type TOPCon
Dimensions
65-67" x 39-40"
Weight
41 lbs
Warranty
25 years
Est. Price Per Watt
$2.29
Est. 7kW System Cost
$16,030
Est. 10kW System Cost
$22,900
Temperature Coefficient
-0.25%/°C
Bifacial
Yes
Origin
South Korea
FEOC Status
check

Other Hanwha Q CELLS Panels

ModelWattageEfficiencyCell$/W
Q.TRON 465W E Pro465W21.9%PERC$3.34
Q.PEAK DUO 465W E Pro465W21.9%PERC$3.34
Q.PEAK 465W E Pro465W21.9%PERC$3.34
Q.PLUS 465W E Pro465W21.9%PERC$3.34
Q.TRON 455W D Plus455W21.6%N-Type TOPCon$3.24

Similar Wattage Panels (Competitors)

PanelWattageEfficiency$/W
SunPower Maxeon 390-B Silver390W21.2%$3.79
SunPower Maxeon 390W B Plus390W21.2%$3.79
SunPower Maxeon 390W B Black390W21.2%$3.79
SunPower Performance 390-B Silver390W21.2%$3.79

Frequently Asked Questions

How much does a 360W Hanwha Q CELLS Q.PEAK DUO 360W cost?
The Hanwha Q CELLS Q.PEAK DUO 360W costs approximately $824 per panel ($$2.29/W). A typical 7kW system using this panel would cost around $16,030 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 Hanwha Q CELLS Q.PEAK DUO 360W a good solar panel?
The Hanwha Q CELLS Q.PEAK DUO 360W has 18.9% 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 Hanwha Q CELLS Q.PEAK DUO 360W panels do I need?
For a typical 7kW residential system, you'd need approximately 20 panels. For a 10kW system, plan for about 28 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.