Pallet of 36 TW Solar 625W Half-Cut N-Type Bifacial Mono Silver photovoltaic panels

The TW Solar TWNMD-78HD-625W photovoltaic module is a high-performance solution based on N-type half-cut cells and bifacial technology. With a high nominal power and exceptional durability, the panel is ideal for large commercial and industrial installations, offering high energy conversion efficiency and optimal performance in varied environmental conditions.

TW Solar (Tongwei Solar) is a global manufacturer of integrated photovoltaic solutions, specialising in silicon cells and high-efficiency PV modules. The company is known for technological innovation, product reliability and a sustainable approach to renewable energy development.

Electrical parameters

• Nominal power (Pmax): 625 W
• Voltage at maximum power (Vmp): 36.20 V
• Current at maximum power (Imp): 17.27 A
• Open-circuit voltage (Voc): 43.85 V
• Short-circuit current (Isc): 18.20 A
• Module efficiency: 23.9%
• Power tolerance: 0 ~ +5 W
• Temperature coefficient of power (Pmax): -0.30%/°C
• Temperature coefficient of Voc: -0.24%/°C
• Temperature coefficient of Isc: +0.046%/°C

Mechanical parameters

• Dimensions: 2384 × 1303 × 30 mm
• Weight: 33.5 kg
• Cell type: 144 (6×24) monocrystalline Half-cut N-type
• Front glass: tempered, 2.0 mm thick
• Frame: aluminium alloy, silver colour
• Junction box: IP68, 3 bypass diodes
• Connectors: MC4 compatible
• Cable length: 1400 mm
• Maximum system voltage: 1500 V DC
• Mechanical load: up to 5400 Pa (snow) / 2400 Pa (wind)