LG — South Korea

NeON R 420W B All-Black

The LG NeON R 420W B All-Black is a 420W N-Type solar panel with 21.6% efficiency. Backed by a 30-year warranty.

Premium Tier Bifacial

420W

Wattage

21.6%

Efficiency

N-Type

Cell Type

30 years

Warranty

Full Specifications

Brand
LG
Model
NeON R 420W B All-Black
Series
NeON R
Wattage
420W
Module Efficiency
21.6%
Cell Type
N-Type
Dimensions
66-80" x 39-41"
Weight
48 lbs
Warranty
30 years
Est. Price Per Watt
$3.80
Est. 7kW System Cost
$26,600
Est. 10kW System Cost
$38,000
Temperature Coefficient
-0.25%/°C
Bifacial
Yes
Origin
South Korea
FEOC Status
check

Other LG Panels

Model Wattage Efficiency Cell $/W
NeON 435W E Pro 435W 22.2% N-Type $4.10
NeON R 435W E Pro 435W 22.2% N-Type $4.10
NeON 2 435W E Pro 435W 22.2% N-Type $4.10
NeON H 435W E Pro 435W 22.2% N-Type $4.10
NeON 430W D Plus 430W 22% N-Type $4.00

Similar Wattage Panels (Competitors)

Panel Wattage Efficiency $/W
Maxeon Maxeon 3 450W D Plus 450W 23.3% $4.61
Maxeon Maxeon 6 450W D Plus 450W 23.3% $4.61
Maxeon Maxeon 7 450W D Plus 450W 23.3% $4.61
Maxeon Maxeon Air 450W D Plus 450W 23.3% $4.61

Frequently Asked Questions

How much does a 420W LG NeON R 420W B All-Black cost?
The LG NeON R 420W B All-Black costs approximately $1596 per panel ($$3.80/W). A typical 7kW system using this panel would cost around $26,600 before incentives. After the 30% federal tax credit, your net cost drops to $18,620.
Is the LG NeON R 420W B All-Black a good solar panel?
The LG NeON R 420W B All-Black has 21.6% efficiency and a 30 years warranty, placing it in the premium tier. This is above-average efficiency, making it a strong choice.
How many LG NeON R 420W B All-Black panels do I need?
For a typical 7kW residential system, you'd need approximately 17 panels. For a 10kW system, plan for about 24 panels. The exact number depends on your roof space, energy usage, and local sun hours.