Hyundai Energy — South Korea

HiISS 455W D

The Hyundai Energy HiISS 455W D is a 455W PERC solar panel with 21.7% efficiency. Backed by a 30-year warranty.

Standard Tier Bifacial

455W

Wattage

21.7%

Efficiency

PERC

Cell Type

30 years

Warranty

Full Specifications

Brand
Hyundai Energy
Model
HiISS 455W D
Series
HiISS
Wattage
455W
Module Efficiency
21.7%
Cell Type
PERC
Dimensions
78-82" x 39-41"
Weight
53 lbs
Warranty
30 years
Est. Price Per Watt
$3.01
Est. 7kW System Cost
$21,070
Est. 10kW System Cost
$30,100
Temperature Coefficient
-0.35%/°C
Bifacial
Yes
Origin
South Korea
FEOC Status
check

Other Hyundai Energy Panels

Model Wattage Efficiency Cell $/W
HiISS Plus 455W D 455W 21.7% PERC $3.01
Green 455W D 455W 21.7% PERC $3.01
HiISS 450W C All-Black 450W 21.5% N-Type TOPCon $2.95
HiISS Plus 450W C All-Black 450W 21.5% N-Type TOPCon $2.95
Green 450W C All-Black 450W 21.5% N-Type TOPCon $2.95

Similar Wattage Panels (Competitors)

Panel Wattage Efficiency $/W
Maxeon Maxeon 3 455W E Pro 455W 23.5% $4.72
Maxeon Maxeon 6 455W E Pro 455W 23.5% $4.72
Maxeon Maxeon 7 455W E Pro 455W 23.5% $4.72
Maxeon Maxeon Air 455W E Pro 455W 23.5% $4.72

Frequently Asked Questions

How much does a 455W Hyundai Energy HiISS 455W D cost?
The Hyundai Energy HiISS 455W D costs approximately $1370 per panel ($$3.01/W). A typical 7kW system using this panel would cost around $21,070 before incentives. After the 30% federal tax credit, your net cost drops to $14,749.
Is the Hyundai Energy HiISS 455W D a good solar panel?
The Hyundai Energy HiISS 455W D has 21.7% efficiency and a 30 years warranty, placing it in the standard tier. This is above-average efficiency, making it a strong choice.
How many Hyundai Energy HiISS 455W D 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.