JA Solar Panels - 620W - Bifacial Double Glass Modules
JA Solar Deep Blue 4.0 615W/620W/625W/630W/635W/640W Bifacial Double Glass Modules
Model NO:JAM78D40 615-640/GB
Weight:34.6 kg
Transport Package:Wooden Pallet and Carton Packing
Specification:2465±2mm*1134±2mm*35±1mm
Trademark:JA solar
Origin:China
| MECHANICAL DATA | |
| Cell | Mono |
| Weight | 34.6kg |
| Dimensions | 2465±2mm*1134±2mm*35±1mm |
| Cable Cross Section Size | 4mm²(IEC),12 AWG(UL) |
| No. of cells | 156(6*26) |
| J-Box | IP68, 3 diodes |
| Connector | QC 4.10-351/ MC4-EVO2A |
| Front Glass/Back Glass | 2.0mm/2.0mm |
| ELECTRICAL DATE(STC) | ||||||
| Nominal Max. Power (Pmax) | 615w | 620w | 625w | 630w | 635w | 640w |
| Power Tolerance | 0~+5W | |||||
| Open Circuit Voltage(Voc) [V] | 55.79 | 55.99 | 56.18 | 56.38 | 56.57 | 56.76 |
| Maximum Power Voltage(Vmp) [V] | 47.24 | 47.43 | 47.61 | 47.8 | 47.98 | 48.16 |
| Short Circuit Current(lsc) [A] | 13.69 | 13.74 | 13.79 | 13.84 | 13.89 | 13.94 |
| Maximum Power Current(lmp) [A] | 13.02 | 13.07 | 13.13 | 13.18 | 13.23 | 13.29 |
| Module Efficiency[%] | 22.00% | 22.20% | 22.40% | 22.50% | 22.70% | 22.90% |
OEM Numbers
JAM78D40-620
Related Parts
Generic
GenericSpecifications
Why JAM78D40GB?
The JAM78D40GB is an n-type double-sided glass photovoltaic module that boasts remarkable features, setting a new standard in the industry.
Enhanced Power Generation: With its innovative multi-busbar half-cell technology, this module delivers outstanding power generation capabilities. You can expect nothing less than exceptional performance from the JAM78D40GB!
Lower LID Degradation: Say goodbye to the worries of light-induced degradation! This module exhibits significantly lower Light-Induced Degradation (LID), ensuring consistent and reliable power output over its lifespan.
Exceptional Low-Light Response: Even in challenging lighting conditions, the JAM78D40GB shines bright. Its superior weak light response guarantees optimal energy production, making it an ideal choice for various environments.
Impressive Temperature Coefficient: Thanks to its exceptional temperature coefficient characteristics, this module maintains high efficiency even in extreme temperature conditions. It's built to withstand the heat and deliver consistent performance.
Unmatched Power and Efficiency: Brace yourself for the impressive numbers! The JAM78D40GB reaches a peak power of 640W and boasts a maximum efficiency of 22.9%. With its 156 monocrystalline cells, it achieves an astonishing 26% conversion efficiency.
Product Classification
ENERCategory Data
Solar Panels









