Photovoltaic panel JA Solar JAM66D45-635/LB – 635W N-Type Bifacial Double Glass

JA Solar JAM66D45-635/LB is a high-efficiency Bifacial photovoltaic module from the DeepBlue 4.0 Pro series, developed with the latest n-type Bycium+ cell technology and Double Glass construction. The panel is designed to provide maximum energy production, high reliability and excellent performance in all weather conditions. Thanks to its double-sided construction, the module can generate additional energy from the reflected light from the back of the panel.

Main features

Power: 635W

Technology: N-Type Bifacial Double Glass

Module efficiency: up to 23.5%

Dimensions: 2382 × 1134 × 30 mm

Bifacial Energy Production

DeepBlue 4.0 Pro technology

16BB Half-Cell cells with high efficiency

Excellent low light performance

Low degradation and long service life

Suitable for industrial, commercial and terrestrial PV systems

Advantages of the panel

High efficiency thanks to n-type Bycium+ technology

Lower degradation compared to standard P-type panels

Higher energy performance throughout the service life

Excellent performance in low solar radiation

Better temperature coefficient for maximum yield in summer

Resistance to PID and LID effects

Double Glass construction for higher mechanical strength and protection

Additional output from the back side of the panel in double-sided operation

Temperature characteristics

Temperature coefficient (Pmax): -0.290%/°C

Temperature coefficient (Voc): -0.250%/°C

Temperature coefficient (Isc): +0.045%/°C

NOCT: 45 ±2°C

Certificates

IEC 61215

IEC 61730

UL 61215

UL 61730

ISO 9001

ISO 14001

ISO 45001

Application

Industrial photovoltaic systems

Large roof installations

Ground solar parks

Bifacial systems with increased yield

Commercial and corporate projects

Warranty

12 year product warranty

30 year linear power warranty

We inform you that, despite our efforts, we cannot guarantee that the published information and photos do not contain inaccuracies or errors that cannot be a legal basis for claims.

Technical characteristics

✅ Cell type: N-Type Bycium+ Half-Cell (132 cells, 6×22)

✅ Maximum power (Pmax): 635W

✅ Module efficiency: 23.5%

✅ Operating voltage (Vmp): 40.94V

✅ Operating current (Imp): 15.51A

✅ Open circuit voltage (Voc): 49.10V

✅ Short circuit current (Isc): 16.21A

✅ Dimensions: 2382 × 1134 × 30 mm

✅ Weight: 32.8 kg

✅ Front / back glass: 2.0 mm / 2.0 mm Double Glass

✅ Junction Box: IP68, 3 bypass diodes

✅ Maximum system voltage: 1500V DC

✅ Maximum fuse current: 35A

✅ Connectors: QC 4.10-35I / MC4-EVO2A

✅ Cables: 4 mm²

✅ Operating temperature: -40°C to +85°C

✅ Bifaciality: 80% ±5%

✅ Nominal operating temperature (NOCT): 45 ±2°C

✅ Load resistance:

* Snow: 5400 Pa
* Wind: 2400 Pa

Additional information

Frame color	Gray frame
Warranty	12 years
Cell Performance Guarantee	30 years
One-sided / Two-sided	two-faced
Power	635W