GCL-NT12R/66GDF-635W - solar panel 635 W

CL-000756
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Description GCL-NT12R/66GDF-635W

Solar panel GCL-NT12R/66GDF-635W

A ground-mount array with hundreds or thousands of modules does the math differently than a single roof: every extra watt per module multiplies across every row or tracker, every fraction of degradation above spec compounds over thirty years, and every extra kilogram or connector adds to the installation budget. The GCL-NT12R/66GDF-635W, a bifacial module on 132 N-type TOPCon half-cells in a glass-glass build, is engineered with exactly that scale of arithmetic in mind.

The economics of a large array

An MPP current of 15.30 A and MPP voltage of 41.5 V, at a module efficiency of 23.51%, let a designer run longer strings per inverter - fewer strings mean fewer string connectors, shorter DC cable runs, and fewer potential failure points on a site where servicing any single node means dispatching a crew.

Bifacial output over open ground

On a ground-mount site - especially where the ground beneath the rows is light, such as gravel, white geotextile, or grass under a layer of winter snow - the 80% ±10% bifaciality factor is realised nearly in full, unlike rooftop installs where the rear side is often partially shaded by the mounting structure itself. That is a core reason bifacial modules have become the default choice for large ground-mount projects.

PID resistance at a scale where it matters

On a large plant, even a small percentage of modules affected by potential induced degradation (PID) translates into measurable revenue loss. Glass-glass construction significantly lowers that risk compared with glass-backsheet alternatives. IP68 protection and an operating range of -40°C to +85°C further reduce failure risk on open terrain with no shelter from rain or direct sun.

A warranty matched to the project's full life cycle

A 30-year linear power warranty holding around 87.4% of output, first-year degradation capped at 1%, and roughly 0.4% per year afterward. For an investor modelling payback over a 20 to 25-year horizon, it is these figures - not just peak module wattage - that shape the financial model of the project.

EPC contractors building ground-mount plants typically check MPP current compatibility with the chosen inverter at the design stage - that alignment is what unlocks maximum efficiency at the system level, not just at the level of a single module.

Designing a ground-mount plant or a large commercial array? Reach out to comfortlife.market - we can help calculate module counts, string layouts, and estimated delivery timelines for a batch order.

Characteristics GCL-NT12R/66GDF-635W

Bidirectional generation coefficient
80% ±10%
Cell type
N-type TOPCon
Class
Tier-1
Color
Срібний
Construction
glass-glass
First year degradation
≤1%
Frame color
Срібний
Further degradation
0.4%/рік
Generation type
Two-way
Maximum system voltage
1500 V
Module efficiency
23.51%
MPP current
15.30 А
MPP voltage
41.5 В
Number of cells
132 half-cell
Operating temperature
from -40 to +85°C
Performance guarantee
30 років (≈87.4%)
Power
635 Вт
Protection class
IP68
Residual capacity 30 years of operation
≈87.4%
Technology
Bifacial, Double Glass, N-type TOPCon
General characteristics
Country of origin
People's Republic of China
Country of origin
People's Republic of China
Guarantee
12 months
Manufacturer
GCL
Overall dimensions
Length
2382 мм.
Thickness
30 mm.
Width
1134 mm.
Physical properties
Material of execution
Скло
Weight
32.6 кг.
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