Here are the detailed technical specifications for the Trina Solar TSM-NEG9R.28 solar panel:
Electrical Characteristics
– Power output range: 425Wp to 460Wp
– Module efficiency: Up to 23.0%
– Cell type: N-type i-TOPCon monocrystalline silicon
– Number of cells: 144 half-cut cells (210mm size)
– Open-circuit voltage (Voc): Up to 53.8V
– Maximum power voltage (Vmp): 43.2V to 44.6V
– Short-circuit current (Isc): Maximum 13.4A
– Maximum system voltage: 1500V DC
– Temperature coefficients:
– Power: -0.29%/°C
– Voltage: -0.24%/°C
– Current: +0.04%/°C
Physical Specifications
– Dimensions: 1762mm × 1134mm × 30mm
– Weight: Approx. 21.0kg
– Junction box protection rating: IP68
– Connector type: MC4 EVO2 or TS4
Environmental Durability
– Operating temperature range: -40°C to +85°C
– Bifacial design: 1.6mm tempered glass on both front and back
– Mechanical load capacity: Withstands 5400Pa wind/snow load
– Hail resistance: Passes IEC 61215 test (35mm hail at 27m/s impact)
– Fire rating: Complies with IEC 61730 standard (Class A)
– Corrosion resistance: Resistant to salt mist, ammonia and dust
Warranty & Reliability
– Product warranty: 25 years
– Power output warranty:
– Years 1-10: ≤1% annual degradation
– Years 11-30: ≤0.4% annual degradation
– After 30 years: ≥87.4% of initial rated power output
