Trina Solar DUOMAX N TSM-585NEG18C.20 Solar Module 585 Watt Silver/white n-type TOPCon Bifacial Glass-Glass 12 Years Product Warranty

The Trina Solar TSM-585NEG18C.20 is a bifacial monocrystalline N-Type i-TOPCon module with up to 585 W output and a module efficiency of 22.8%. With its glass-glass design, it ensures durability, high mechanical resistance, and additional energy yield from bifacial generation. It is designed for utility-scale and large commercial PV projects requiring long-term stability and reliability.

Electrical Data (STC)
Maximum Power (Pmax): 585 W
Efficiency: 22.8 %
Cell Technology: N-Type i-TOPCon Monocrystalline
Power Tolerance: 0 ~ +5 W
Open Circuit Voltage (Voc): 52.6 V
Short Circuit Current (Isc): 13.23 A
MPP Voltage (Vmpp): 44.6 V
MPP Current (Impp): 13.13 A

Temperature Coefficients & Operating Conditions
Pmax Temperature Coefficient: -0.29 %/°C
Voc Temperature Coefficient: -0.24 %/°C
Isc Temperature Coefficient: +0.04 %/°C
NOCT: 43 °C (±2 °C)
Operating Temperature Range: -40°C to +85°C
Maximum System Voltage: 1500 V DC (IEC)
Maximum Fuse Rating: 30 A

Mechanical Data
Dimensions: 2278 × 1134 × 30 mm
Weight: 31.9 kg
Front Glass: 2.0 mm, high transmission, AR coated, heat strengthened
Back Glass: 2.0 mm, heat strengthened (White Grid Glass)
Frame: 30 mm anodized aluminum alloy
Junction Box: IP68
Cables: 4.0 mm², length: portrait: 350/280 mm
Connectors: MC4 EVO2 / TS4 Plus / TS4*
Number of Cells: 144 (half-cut cells)

Bifacial Design & Energy Optimization
Bifaciality: 80 % ±5 %
Additional Yield: up to 25 % depending on albedo
Optimized for low-light and weak irradiation (IAM validated by 3rd party)
Enhanced performance under inter-row shading conditions

Certifications & Protection
Standards: IEC61215 / IEC61730 / IEC61701 / IEC62716
ISO 9001 (Quality Management), ISO 14001 (Environmental Management), ISO 14064 (GHG Verification), ISO 45001 (Occupational Health & Safety)
Environmental Resistance: 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 power generation – Up to 25 % additional yield from rear side
 ✅ Glass-glass design – High durability and environmental resistance
 ✅ Reduced BOS costs & low LCOE – Efficient land use for large-scale systems
 ✅ Super multi-busbar technology – Improved current collection and lower resistance
 ✅ High mechanical resistance – Snow load up to 5400 Pa, wind load up to 2400 Pa
 ✅ PID resistance ensured by advanced material and cell processing

The Trina Solar TSM-585NEG18C.20 combines high power output with robust glass-glass construction. Its low degradation, proven environmental resistance, and extended performance warranty ensure stable long-term yields, making it a reliable choice for demanding large-scale PV installations.

DUOMAX N series NEG18C.20  N-type i-TOPCon bifacial dual glass Monocrystalline module features High power up to 590W, High reliability, High energy yield.

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.