Trina Solar TSM-710NEG21C.20 Solar Module 710 Watt Silver/white n-type TOPCon Bifacial Glass-Glass 12 Years Product Warranty

The Trina Solar TSM-710NEG21C.20 is an N-type i-TOPCon bifacial double-glass monocrystalline module with a nominal output of 710 W and a module efficiency of 22.9%. The glass-glass design increases mechanical robustness and environmental resistance while enabling rear-side energy capture; the module is targeted at utility-scale and large commercial PV projects requiring high power density and predictable long-term yields.

Electrical data (STC)
Maximum Power (Pmax): 710 W
Module efficiency: 22.9 %
Cell technology: N-type i-TOPCon monocrystalline
Power tolerance: 0 ~ +3 %
Open circuit voltage (Voc): 49.0 V
Short circuit current (Isc): 17.36 A
MPP voltage (Vmpp): 40.9 V
MPP current (Impp): 18.40 A

Temperature coefficients & operating conditions
Temperature coefficient (Pmax): -0.29 %/°C
Temperature coefficient (Voc): -0.24 %/°C
Temperature coefficient (Isc): +0.04 %/°C
NOCT: 43 °C (±2 °C)
Operating temperature range: -40 °C to +85 °C
Maximum system voltage: 1500 V DC (IEC / UL)
Max. series fuse rating: 35 A

Mechanical data
Module dimensions: 2384 × 1303 × 33 mm
Weight: 38.3 kg
Front glass: 2.0 mm, AR coated, heat-strengthened
Back glass: 2.0 mm, heat-strengthened (white coating)
Frame: 33 mm anodized aluminium alloy (short frame)
Junction box: IP68, 3 diodes
Cable cross section: 4.0 mm² (IEC) / 12 AWG (UL)
Cable length (portrait): 350 / 280 mm (can be customized)
Landscape cable length: 1500 mm (+) / 1500 mm (–)
Number of cells: 132

Bifacial design & energy optimization
Bifaciality (power): 80 % ±5 %
Additional rear-side yield: up to 10–20 % depending on albedo
Optimized for low-irradiance and shows validated improved performance under inter-row shading (IAM validated)

Certifications & protection
Standards / certifications: IEC 61215, IEC 61730, IEC 62941; ISO 9001, ISO 14001, ISO 45001
Environmental resistance: certified resistance to salt, ammonia, sand, high temperature and high humidity
EU-28 WEEE compliant; recyclable packaging

Warranty & Degradation
Product warranty: 12 years
Performance warranty:
First year: max. 1 % degradation
Annual degradation: max. 0.40 %
Guaranteed output after 30 years: 87.4 %

✅ Bifacial energy generation – bifaciality 80 % ±5 % for rear-side yield
✅ Dual-glass construction – enhanced mechanical durability and environmental resistance
✅ Reduced BOS & lower LCOE potential – high power density and standardized module size for efficient layouts
✅ Multi-busbar / half-cell design – improved current collection and reduced series resistance
✅ High mechanical ratings – front 5400 Pa, back 2400 Pa
✅ PID resistance and validated low-irradiance (IAM) performance

The TSM-710NEG21C.20 delivers very high nominal power in a bifacial glass-glass format, combining elevated efficiency (22.9 %) with robust mechanical ratings and a linear long-term performance warranty. Its low temperature coefficient and documented bifacial gains make it suitable for dense, utility-scale arrays where maximizing kWh/m² and minimizing LCOE are priorities.

Trina Solar is one of the world’s leading manufacturers of photovoltaic modules. With advanced cell technology, their modules deliver maximum efficiency, reliable performance, and long lifespan – suitable for residential rooftops and utility-scale projects. With best price guarantee, fast delivery, and attractive B2B conditions, Trina Solar is the strong choice for professional solar installers.