Yingli Solar — China

YL 420W B All-Black

The Yingli Solar YL 420W B All-Black is a 420W PERC solar panel with 19.5% efficiency. Backed by a 17-year warranty.

Budget Tier FEOC: Restricted Bifacial

420W

Wattage

19.5%

Efficiency

PERC

Cell Type

17 years

Warranty

Full Specifications

Brand
Yingli Solar
Model
YL 420W B All-Black
Series
YL
Wattage
420W
Module Efficiency
19.5%
Cell Type
PERC
Dimensions
66-80" x 39-41"
Weight
48 lbs
Warranty
17 years
Est. Price Per Watt
$2.10
Est. 7kW System Cost
$14,700
Est. 10kW System Cost
$21,000
Temperature Coefficient
-0.35%/°C
Bifacial
Yes
Origin
China
FEOC Status
fail

Other Yingli Solar Panels

Model Wattage Efficiency Cell $/W
Panda 435W D Plus 435W 19.9% PERC $2.22
YL 435W D Plus 435W 19.9% PERC $2.22
Panda Pro 435W D Plus 435W 19.9% PERC $2.22
Panda 430W C 430W 19.8% PERC $2.19
YL 430W C 430W 19.8% PERC $2.19

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 Yingli Solar YL 420W B All-Black cost?
The Yingli Solar YL 420W B All-Black costs approximately $882 per panel ($$2.10/W). A typical 7kW system using this panel would cost around $14,700 before incentives. After the 30% federal tax credit, your net cost drops to $10,290.
Is the Yingli Solar YL 420W B All-Black a good solar panel?
The Yingli Solar YL 420W B All-Black has 19.5% efficiency and a 17 years warranty, placing it in the budget tier. This is a solid mid-range panel suitable for most residential installations.
How many Yingli Solar YL 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.