TW Solar 610-Watt N-type Monocrystalline Half-cell Bifacial Solar Panel 66HD610; Voc 48.70 V, Vmp 40.48 V, Imp 15.07 A, Isc 15.94 A, 22.6 % Efficiency

TW Solar 610-Watt N-type Monocrystalline Half-cell Bifacial Solar Panel

• N-type bifacial half-cell technology delivers higher energy yield and superior efficiency.
• Dual-glass construction enhances module strength and long-term durability.
• Lower LCOE achieved through reduced degradation and excellent temperature performance.
• Performs reliably in hot, humid, and dusty conditions.
• Engineered for utility-scale, commercial, and industrial solar applications.

Technical Specifications

• Model: TWMNH-66HD610
• Cell Type: N-type Monocrystalline (TNC)
• Cell Configuration: 132 (6×22) Half-cells
• Maximum Power (Pmax): 610 W
• Open-Circuit Voltage (Voc): 48.70 V
• Voltage at Maximum Power (Vmp): 40.48 V
• Current at Maximum Power (Imp): 15.07 A
• Short-Circuit Current (Isc): 15.94 A
• Module Efficiency: 22.6 %
• Power Tolerance: 0 ~ +3 %
• Maximum System Voltage: 1500 V DC
• Maximum Series Fuse Rating: 30 A
• Operating Temperature: –40 °C to +70 °C

Mechanical Data

• Dimensions: 2382 × 1134 × 30 mm
• Weight: 32.5 kg
• Front Glass: 2.0 mm AR-coated semi-tempered glass
• Rear Glass: 2.0 mm semi-tempered glass
• Frame: Anodised aluminium alloy
• Junction Box: IP68 with 3 bypass diodes
• Cable: 4.0 mm² (+400 mm / –200 mm, customisable length)
• Wind / Snow Load: 2400 Pa / 5400 Pa
• Modules per Pallet: 36 pcs
• Modules per 40′ HC Container: 720 pcs

Performance & Reliability

• Temperature Coefficient of Pmax: –0.28 % / °C
• Temperature Coefficient of Voc: –0.24 % / °C
• Temperature Coefficient of Isc: +0.046 % / °C
• Bifaciality Coefficient (Pmax): 80 ± 5 %
• First-Year Power Degradation: ≤ 1 %
• Annual Degradation (after first year): ≤ 0.4 %

Expected Power Retention after 30 Years: ≈ 87.4 %

• Certifications: IEC 61215 (2021), IEC 61730 (2023), IEC 62804 (PID), IEC 61701 (Salt Mist), IEC 62716 (Ammonia), IEC 60068-2-68 (Sand); ISO 9001, ISO 14001, ISO 45001, ISO 50001