GCL-NT12/66GDF-720W - solar panel 720 W
Description GCL-NT12/66GDF-720W
Solar Panel GCL-NT12/66GDF-720W
Slow fade instead of a steep drop
First-year degradation stays under 1%, and afterward it runs at just 0.4% per year — far slower than older-generation panels built on P-type silicon. That is possible thanks to N-type TOPCon technology, which does not suffer the light-induced degradation typical of older cells in their first months of operation. Over a quarter-century horizon, that difference in fade rate compounds into a meaningfully different total energy yield.
A construction that matches the stated term
132 half-cells in N-type TOPCon
The module is built on 132 half-cut cells with 23.18% efficiency, and an 80% ±10% bifaciality factor adds extra yield from light reflected off the ground or surrounding surfaces. On sites with open, unobstructed terrain, that rear side works for most of the daylight hours.
For agricultural and farm sites
A view on long-term economics
In agriculture, where investment decisions are made for years ahead, a panel's degradation rate often matters more than its initial nameplate power: a few percentage points of difference in annual output decline over 25-30 years of operation can mean hundreds of kilowatt-hours lost — or saved — for the farm's operation.
Planning a system for a farm or agricultural facility? Contact our team to size the configuration and check current stock of the GCL-NT12/66GDF-720W.
Characteristics GCL-NT12/66GDF-720W
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