JA SOLAR JAM60D42 BIFACIAL 540W LB Black Frame (N-Type) MC4

The JA SOLAR JAM60D42 LB (bifacial version, black frame) photovoltaic module with a power close to 540 W is a bifacial n-type panel with double glass, designed for commercial and utility-scale installations, providing increased energy production by utilizing reflected radiation on the rear side.

Manufacturer: JA Solar. JA Solar is an international manufacturer of photovoltaic modules offering solutions based on n-type cells and MBB half-cell technology. The company holds quality and environmental management system certifications (including ISO 9001, ISO 14001) and IEC certification for PV modules.

Key Electrical Parameters

• Maximum power (Pmax) STC: 540 W
• Open-circuit voltage (Voc): 44.33 V
• Voltage at maximum power (Vmp): 37.25 V
• Short-circuit current (Isc): 15.36 A
• Maximum current at Pmax (Imp): 14.50 A
• Module efficiency: approx. 23.1 %
• Power tolerance: 0 ~ +3%
• Temperature coefficient Isc (α_Isc): +0.045%/°C
• Temperature coefficient Voc (β_Voc): -0.250%/°C
• Temperature coefficient Pmax (γ_Pmp): -0.290%/°C

Mechanical Parameters

• Dimensions: 2063 × 1134 × 30 mm
• Weight: 28.8 kg
• Cell and glass construction: mono n-type cells, front/back glass 2.0 mm / 2.0 mm (double glass)
• Junction box: IP68, 3 diodes
• Connector: QC Solar QC4.10-351 / QC4.10-35 (Stäubli PV-KST4-EVO2A/xy alternatively PV-KBT4-EVO2A/xy)
• Cable cross-section: 4 mm² (IEC), 12 AWG (UL)
• Cable length (with connector): Portrait: 300 mm(+) / 400 mm(-); Landscape: 1200 mm(+)/1200 mm(-)
• Maximum system voltage: 1500 V DC
• Maximum series fuse rating: 30 A
• Maximum static load: front 3600 Pa, back 1600 Pa
• NOCT: 45 ± 2 °C
• Bifaciality (bifacial coefficient): φPmax (80 ± 10)%, φVoc (98 ± 5)%, φIsc (80 ± 10)%
• Safety class: Class II
• Fire resistance class: Class C