Trina Solar TSM-NEG18R.20 Solar Panel Technical Specifications
Electrical Characteristics
– Power Output (Pmax): 550W – 580W
– Module Efficiency: Up to 21.8%
– Cell Technology: N-Type i-TOPCon Monocrystalline Silicon
– Number of Cells: 132 Half-Cut Cells (182mm size)
– Open-Circuit Voltage (Voc): 48.5V – 49.9V
– Max Power Voltage (Vmp): 40.2V – 41.6V
– Short-Circuit Current (Isc): 13.8A – 14.4A
– Max System Voltage: 1500V DC
– Temperature Coefficients:
– Pmax: -0.29%/°C
– Voc: -0.24%/°C
– Isc: +0.04%/°C
Physical Specifications
– Dimensions (L × W × H): 2279mm × 1134mm × 35mm
– Weight: Approx. 28.8kg
– Junction Box: IP68 rated (12-bypass diodes)
– Connectors: MC4 EVO2
Environmental Durability
– Operating Temperature Range: -40°C to +85°C
– Design Type: Bifacial (Dual 2.0mm tempered glass)
– Mechanical Load Capacity: 5400Pa (wind/snow load)
– Hail Resistance: Passes IEC 61215 (35mm hail at 27m/s)
– Fire Rating: Class A (IEC 61730 compliant)
– Corrosion Resistance: Salt mist, ammonia and PID resistant
Warranty & Reliability
– Product Warranty: 12 years
– Power Output Warranty:
– Years 1-10: ≤ 1% annual degradation
– Years 11-30: ≤ 0.45% annual degradation
– End of 30 Years: ≥ 85.5% of initial power output
