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JA Solar · JAM72D42-645/LB
JA Solar 645 W Bifacial Solar Panel
645 W bifacial with 23.1% efficiency
JA Solar double-glass bifacial module, model JAM72D42-645/LB: 645 W and 23.1% efficiency.
- Power
- 645 W
- Efficiency
- 23.1%
- Type
- Bifacial
An advisor quotes you with no commitment.
JAM72D42 LB (Deep Blue 4.0 Pro): long-format (2,465 mm) double-glass bifacial module with n-type Bycium+ 16-busbar cells, up to 26% cell efficiency and 1% first-year then 0.4% annual degradation through year 30. The 645 W version delivers 44.49 V and 14.5 A at maximum power, measuring 2465 × 1134 × 30 mm and weighing 34.6 kg. Every figure comes from the manufacturer datasheet, available to download.
Why choose it
- 645 W rated power and 23.1% efficiency
- Also generates from light reaching its rear face
- 144 half-cells, N-type, 1500 V maximum system voltage
Best suited for
- Residential, commercial and agro-industrial rooftops
- Raised or light-ground installations where the rear face receives reflected light
- Projects sized on the real consumption in your bills
Electrical
- Maximum power (Pmax)
- 645 W
- Module efficiency
- 23.1%
- Open-circuit voltage (Voc)
- 53.07 V
- Short-circuit current (Isc)
- 15.36 A
- Voltage at maximum power (Vmp)
- 44.49 V
- Current at maximum power (Imp)
- 14.5 A
- Temperature coefficient of Pmax
- -0.29 %/°C
- Maximum system voltage
- 1,500 V
Physical and construction
- Panel type
- Bifacial
- Cell technology
- N-type · TOPCon
- Glass
- Double glass
- Cells
- 144 (6×24)
- Dimensions
- 2,465 × 1,134 × 30 mm
- Weight
- 34.6 kg
- Maximum front static load
- 5,400 Pa
Values taken from the manufacturer datasheet (panel figures at standard test conditions: 1000 W/m², 25 °C, AM 1.5). Anything the datasheet does not state is not shown.
Manufacturer datasheet
The official PDF includes curves, drawings and certifications. It is in the language the manufacturer publishes it in.
The datasheet covers the JAM72D42 LB · 625–650 W series. Confirm the exact variant for your project with your advisor.
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