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Jinko JKM720N-66HL5-BDV Bifacial - solar panel 720 W

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Description Jinko JKM720N-66HL5-BDV Bifacial

Solar Panel Jinko JKM720N-66HL5-BDV Bifacial

On a commercial roof — a warehouse, a retail unit, an industrial building — the metric that matters is not the power of one panel but kilowatt-hours per square meter of available surface. The Jinko JKM720N-66HL5-BDV Bifacial delivers 720 W at 23.18% efficiency, so a limited flat-roof area can host more total capacity than with previous-generation panels, and installation and commissioning time scales down with the module count.

Why efficiency is not just a spec-sheet number

23.18% efficiency comes from 132 half-cut N-type TOPCon cells (tunnel oxide passivated contact) that avoid the boron-related fast degradation seen in older P-type PERC panels. For a business calculating payback in kilowatt-hours per invested dollar, that means more energy from the same leased or owned roof area — a factor that directly affects the return-on-investment timeline.

Stable output under load and heat

Commercial sites are often exposed to direct sun all day, and module surface temperature in summer can run well above ambient air temperature. An operating range of -40°C to +85°C and IP68 protection let the panel hold its rated output through both freezing winters and a scorching rooftop in July. At an MPP voltage of 40.89 V and MPP current of 17.61 A, the module pairs easily with standard commercial string inverters.

Extra yield from a bright roof surface

The glass-glass bifacial design, with a bifaciality factor of 80% ±5%, is especially useful on flat commercial roofs: a light-colored membrane or gravel ballast reflects more light back onto the rear side of the module than a dark residential roof slope would. That is direct extra yield with no additional equipment cost.

Mechanical durability for industrial use

Full rear glass instead of a polymer backsheet gives resistance to potential-induced degradation (PID), moisture and microcracks, along with better snow and wind load tolerance — important for large module arrays where even a few failing panels complicate maintenance of the whole string. First-year degradation stays under 1%, then no more than 0.4% per year afterwards, so after 30 years the module still holds about 87.4% of its initial output.

Who it suits

The JKM720N-66HL5-BDV is a natural fit for commercial roofs: warehouses, logistics centers, retail and manufacturing buildings, where total capacity and fast installation of many identical modules both matter. At 2384x1303x33 mm and 37.5 kg, it fits standard industrial mounting systems for flat roofs.

Engineers designing commercial systems typically compare module efficiency, not just peak power, at the equipment-selection stage — efficiency is what determines how many kilowatts can be fitted onto a fixed roof area without reinforcing the structure. Panels in this class close that gap without compromise.

The module ships with a 12-month manufacturer warranty and a 30-year performance warranty typical of Tier-1 manufacturers. For a commercial project, contact our team — we will size a configuration for your roof area and confirm availability of the right batch in stock.

Characteristics Jinko JKM720N-66HL5-BDV Bifacial

Bidirectional generation coefficient
80% ±5%
Cell type
N-type TOPCon
Class
Tier-1
Color
Silver
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
23.18%
MPP current
17.61 А
MPP voltage
40.89 В
Number of cells
132 half-cell
Operating temperature
from -40 to +85°C
Performance guarantee
30 років (≈87.4%)
Power
720 W
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
Jinko Solar
Overall dimensions
Length
2384 мм.
Thickness
33 мм.
Width
1303 мм.
Physical properties
Material of execution
Скло
Weight
37.5 кг.
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