SoliTek — Lithuania

SOLIIT 420W B All-Black

The SoliTek SOLIIT 420W B All-Black is a 420W N-Type TOPCon solar panel with 20.7% efficiency. Backed by a 30-year warranty.

Standard Tier Bifacial

420W

Wattage

20.7%

Efficiency

N-Type TOPCon

Cell Type

30 years

Warranty

Full Specifications

Brand
SoliTek
Model
SOLIIT 420W B All-Black
Series
SOLIIT
Wattage
420W
Module Efficiency
20.7%
Cell Type
N-Type TOPCon
Dimensions
66-80" x 39-41"
Weight
48 lbs
Warranty
30 years
Est. Price Per Watt
$2.71
Est. 7kW System Cost
$18,970
Est. 10kW System Cost
$27,100
Temperature Coefficient
-0.25%/°C
Bifacial
Yes
Origin
Lithuania
FEOC Status
likely_pass

Other SoliTek Panels

Model Wattage Efficiency Cell $/W
SOLIHI 450W D 450W 21.7% N-Type TOPCon $3.01
SOLIIT 450W D 450W 21.7% N-Type TOPCon $3.01
SOLIHI 445W C All-Black 445W 21.5% PERC $2.95
SOLIIT 445W C All-Black 445W 21.5% PERC $2.95
SOLIHI 440W E Pro 440W 21.3% PERC $2.89

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 SoliTek SOLIIT 420W B All-Black cost?
The SoliTek SOLIIT 420W B All-Black costs approximately $1138 per panel ($$2.71/W). A typical 7kW system using this panel would cost around $18,970 before incentives. After the 30% federal tax credit, your net cost drops to $13,279.
Is the SoliTek SOLIIT 420W B All-Black a good solar panel?
The SoliTek SOLIIT 420W B All-Black has 20.7% efficiency and a 30 years warranty, placing it in the standard tier. This is a solid mid-range panel suitable for most residential installations.
How many SoliTek SOLIIT 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.