615‑Watt Monocrystalline Solar Panel JKM615N‑78HL4; Voc 55.40V, Vmp 45.69V, Imp 13.46A, Isc 14.18A, Module efficiency of 22.00 %

Electrical Characteristics

Maximum Power (Pₘₐₓ): 615 W
Maximum Power Voltage (Vₘₚ): 45.69 V
Maximum Power Current (Iₘₚ): 13.46 A
Open‑circuit Voltage (Vₒc): 55.40 V
Short‑circuit Current (Iₛc): 14.18 A
Module Efficiency (STC): 22.00 %
Power Tolerance: 0 % to +3 %
Temperature Coefficients:
Pₘₐₓ: –0.30 %/°C
Vₒc: –0.25 %/°C
Iₛc: +0.046 %/°C
Nominal Operating Cell Temperature (NOCT): 45 ± 2 °C ​
Mechanical Characteristics

Cell Type / Count: N‑Type mono‑crystalline, 156 cells (2 × 78)
Dimensions (L × W × H): 2 465 × 1 134 × 35 mm
Weight: 30.6 kg
Front Glass: 3.2 mm tempered low‑iron, high‑transmission glass
Frame: Anodised aluminium alloy
Junction Box: IP68 rated
Output Cables: 1 × 4.0 mm² (+): 400 mm, (–): 200 mm ​
System Limits & Durability

Maximum System Voltage: 1 500 V DC
Maximum Series Fuse Rating: 30 A
Operating Temperature Range: –40 °C to +85 °C
Wind Load Capacity: 2,400 Pa
Snow Load Capacity: 5,400 Pa
High salt mist & ammonia resistance ​