LONGi 615W Solar Panel

🔧 Electrical Specifications (STC) – at 615 W:

Maximum Power (Pmax): 615 W

Open Circuit Voltage (Voc): 48.58 V

Short Circuit Current (Isc): 16.00 A

Vamp Power Voltage (Vmp): 40.71 V

Imp Power Current: 15.11 A

Overall Unit Efficiency: 22.8%

🌡️ Thermal Specifications:

Isc Temperature Coefficient: +0.045%/°C

Voc Temperature Coefficient: -0.230%/°C

Pmax Temperature Coefficient: -0.280%/°C

Nominal Cell Operating Temperature (NOCT): 45 ± 2 ℃

Thermal Operating Range: -40 to +85 ℃

⚙️ Mechanical Specifications:

Dimensions: 2382 × 1134 × 30 mm

Weight: 33.5 kg

Number of cells: 132 cells (half-cell - 6 x 22)

Glass type: Double tempered glass (2.0 + 2.0 mm)

Frame: Anodized aluminum

Connection box: IP68 – Contains 3 diodes

Output cable: 4 mm², Length: +400 mm, -200 mm or ±1400 mm (customizable)

Environmental resistance:

Maximum front load: 5400 Pa

Maximum rear load: 2400 Pa

Hail test: 25 mm at 23 m/s

Operating and safety standards:

Maximum system voltage: 1500V DC (IEC/UL)

Maximum series fuse current: 35A

Protection class: Class II

Ignition rating: UL Type 29, IEC Class C

1st year deterioration rate: <1%

According to annual deterioration rate after the second year: 0.4%