LONGi Solar — China

Hi-MO 7 425W C Plus

The LONGi Solar Hi-MO 7 425W C Plus is a 425W PERC solar panel with 20.4% efficiency. Backed by a 25-year warranty.

Standard Tier FEOC: Restricted

425W

Wattage

20.4%

Efficiency

PERC

Cell Type

25 years

Warranty

Full Specifications

Brand
LONGi Solar
Model
Hi-MO 7 425W C Plus
Series
Hi-MO 7
Wattage
425W
Module Efficiency
20.4%
Cell Type
PERC
Dimensions
66-80" x 39-41"
Weight
48 lbs
Warranty
25 years
Est. Price Per Watt
$2.19
Est. 7kW System Cost
$15,330
Est. 10kW System Cost
$21,900
Temperature Coefficient
-0.35%/°C
Bifacial
No
Origin
China
FEOC Status
fail

Other LONGi Solar Panels

Model Wattage Efficiency Cell $/W
Hi-MO 480W D 480W 22.1% N-Type TOPCon $2.67
Hi-MO X 480W D 480W 22.1% N-Type TOPCon $2.67
Hi-MO 5 480W D 480W 22.1% N-Type TOPCon $2.67
Hi-MO 6 480W D 480W 22.1% N-Type TOPCon $2.67
Hi-MO 7 480W D 480W 22.1% N-Type TOPCon $2.67

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 425W LONGi Solar Hi-MO 7 425W C Plus cost?
The LONGi Solar Hi-MO 7 425W C Plus costs approximately $931 per panel ($$2.19/W). A typical 7kW system using this panel would cost around $15,330 before incentives. After the 30% federal tax credit, your net cost drops to $10,731.
Is the LONGi Solar Hi-MO 7 425W C Plus a good solar panel?
The LONGi Solar Hi-MO 7 425W C Plus has 20.4% efficiency and a 25 years warranty, placing it in the standard tier. This is a solid mid-range panel suitable for most residential installations.
How many LONGi Solar Hi-MO 7 425W C Plus 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.