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JAM78D40/MB
Use:
Ground-mounted power plants
Module JA Solar Bifacial 156 cells Monocrystalline/N-type/TOPCon
Standard
| Power test | Prod. start | Prod. end |
|---|---|---|
| 635 W | 01/2024 | 01/2025 |
| 640 W | 10/2024 | 10/2025 |
| 645 W | 07/2025 | 10/2026 |
Documentation
General documents
Warranties
Product 25 years
Performance 30 years
| First year degradation (%) | 0,00 % |
| Annual degradation (%) | 0,40 % |
| Caracteristics | Value |
|---|---|
| Product category | Module |
| Dimensions (length/ width / height) | 2465x1134x35 mm |
| Weight (kg) | 34,60 |
| Technology | Monocrystalline/N-type/TOPCon |
| Number of cells | 156 |
| Cell size | 182x183.75 - M10R |
| Glass type | Glass White |
| Rear side | 2 mm x 2 |
| Frame | Aluminium grey |
| Connectors | MC4 or equivalent |
| Junction box | IP68 |
| Numbre of diodes | 3 |
| Maximum Load (Pa) | 2400 / 5400 |
| Standard cable length | Custom (default 0.3 m) |
| Caracteristics | 635 W | 640 W | 645 W | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Rendement (%) | 22.72 | 22.90 | 23.07 | ||||||
| Electrical Specification (STC) | |||||||||
| Vmp STC (V) | 47.98 | 48.16 | 48.35 | ||||||
| Imp STC (A) | 13.23 | 13.29 | 13.34 | ||||||
| Voc STC (V) | 56.57 | 56.76 | 56.95 | ||||||
| Isc STC (A) | 13.89 | 13.94 | 13.99 | ||||||
| Temperature specifications | |||||||||
| Normal Operating Cell Temperature (NOCT °C +/-2°C) | 45 | ||||||||
| Temperature Coefficient of Pmax (%/°C) | -0.29 | ||||||||
| Temperature Coefficient of Isc (%/°C) | 0.045 | ||||||||
| Temperature Coefficient of Voc (%/°C) | -0.25 | ||||||||
| Caracteristics | Value |
|---|---|
| Modules per pallet | 31 |
| Modules per container | 496 |
| Pallets per container | 16 |
| Packaging box length (mm) | 2495 |
| Packaging box width (mm) | 1110 |
| Packaging box height (mm) | 1250 |
| Packaging box weight (Kg) | 1145 |
| Modules conditioning | 31 |
JA SOLAR Technology Co.,Ltd.
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Founded in 2005, JA SOLAR is a manufacturer of photovoltaic modules classified "Tier 1" by Bloomberg and in the top 3 manufacturers worldwide. It is also one of three manufacturers rated AAA in the PV TECH bankability ranking.
The manufacturer has a PV module production capacity of more than 100 GW.
Historically, JA Solar has been a cell manufacturing specialist at the heart of module technology. It is naturally that it positions itself as one of the players offering the most reliable products on the market.
Being vertically integrated, it benefits from an optimized cost structure and quality control throughout the production value chain.