Qcells — South Korea/US

Q.PEAK DUO 465W D Plus

The Qcells Q.PEAK DUO 465W D Plus is a 465W N-Type TOPCon solar panel with 22.3% efficiency. Backed by a 30-year warranty.

Premium Tier

465W

Wattage

22.3%

Efficiency

N-Type TOPCon

Cell Type

30 years

Warranty

Full Specifications

Brand
Qcells
Model
Q.PEAK DUO 465W D Plus
Series
Q.PEAK DUO
Wattage
465W
Module Efficiency
22.3%
Cell Type
N-Type TOPCon
Dimensions
78-82" x 39-41"
Weight
54 lbs
Warranty
30 years
Est. Price Per Watt
$3.25
Est. 7kW System Cost
$22,750
Est. 10kW System Cost
$32,500
Temperature Coefficient
-0.25%/°C
Bifacial
No
Origin
South Korea/US
FEOC Status
check

Other Qcells Panels

ModelWattageEfficiencyCell$/W
Q.TRON 475W E Pro475W22.7%PERC$3.36
Q.PEAK 475W E Pro475W22.7%PERC$3.36
Q.PLUS 475W E Pro475W22.7%PERC$3.36
Q.PEAK DUO 475W E Pro475W22.7%PERC$3.36
Q.MAX 475W E Pro475W22.7%PERC$3.36

Similar Wattage Panels (Competitors)

PanelWattageEfficiency$/W
Maxeon Maxeon 3 455W E Pro455W23.5%$4.72
Maxeon Maxeon 6 455W E Pro455W23.5%$4.72
Maxeon Maxeon 7 455W E Pro455W23.5%$4.72
Maxeon Maxeon Air 455W E Pro455W23.5%$4.72

Frequently Asked Questions

How much does a 465W Qcells Q.PEAK DUO 465W D Plus cost?
The Qcells Q.PEAK DUO 465W D Plus costs approximately $1511 per panel ($$3.25/W). A typical 7kW system using this panel would cost around $22,750 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 Qcells Q.PEAK DUO 465W D Plus a good solar panel?
The Qcells Q.PEAK DUO 465W D Plus has 22.3% efficiency and a 30 years warranty, placing it in the premium tier. This is above-average efficiency, making it a strong choice.
How many Qcells Q.PEAK DUO 465W D Plus panels do I need?
For a typical 7kW residential system, you'd need approximately 16 panels. For a 10kW system, plan for about 22 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.