Solar Panel
Trina DuomaxTwin TSM-DEG18C.20 520-555W
144
Cells
2278mm
Length
32.6kg
Weight
30yr
Warranty
Bifacial
8 Wattage Variants
| Model | Power | Eff. | Vmp | Voc | Imp | Isc |
|---|---|---|---|---|---|---|
| TSM-DEG18C.20-520M | 520W | 20.1% | 41.09V | 48.88V | 12.66A | 13.63A |
| TSM-DEG18C.20-525M | 525W | 20.3% | 41.24V | 49.03V | 12.74A | 13.69A |
| TSM-DEG18C.20-530M | 530W | 20.5% | 41.39V | 49.18V | 12.81A | 13.75A |
| TSM-DEG18C.20-535M | 535W | 20.7% | 41.54V | 49.33V | 12.88A | 13.81A |
| TSM-DEG18C.20-540M | 540W | 20.9% | 41.69V | 49.48V | 12.96A | 13.87A |
| TSM-DEG18C.20-545M | 545W | 21.1% | 41.84V | 49.63V | 13.03A | 13.93A |
| TSM-DEG18C.20-550M | 550W | 21.3% | 41.99V | 49.78V | 13.1A | 13.99A |
| TSM-DEG18C.20-555M | 555W | 21.5% | 42.14V | 49.93V | 13.18A | 14.05A |
Physical Specifications
Cell Type
Monocrystalline
Number of Cells
144
Series
DuomaxTwin
Dimensions
2278x1134x30 mm
Weight
32.6 kg
Frame Color
Silver
Front Glass
2.0 mm AR coating heat strengthened glass
Output Cable
4.0 mm²
Protection Class
Class II
Max Series Fuse
30 A
Power Tolerance
0~+5%
Temperature & System Ratings
Temp Coefficient (Pmax)
-0.34%/°C
Temp Coefficient (Voc)
-0.25%/°C
Temp Coefficient (Isc)
0.04%/°C
NOCT
43°C
Operating Temperature Range
-40°C ~ +85°C
Max System Voltage
1500 V
Mechanical Ratings
Max Wind Load
5400 Pa
Max Snow Load
2400 Pa
Certifications
Fire Rating
Class C
Certification
IEC 61215, IEC 61730, IEC 61701, IEC 62716
Degradation
First Year Degradation
2%
Annual Degradation
0.45%/year
Warranty
Product Warranty
12 years
Power Output Warranty
30 years
The Trina TSM-DEG18C.20 is a Monocrystalline solar panel available in 520-555W power classes from the DuomaxTwin series. It features 144 cells, measures 2278x1134x30 mm, weighs 32.6kg. The panel is built with silver anodized aluminum frame and 2.0 mm AR coating heat strengthened glass front glass. Module efficiency ranges from 20.1-21.5%. Electrical ratings include 1500V system voltage rating. Mechanically rated for 5400Pa wind load and 2400Pa snow load. Temperature performance: Pmax temp coefficient of -0.34%/°C, operating range of -40°C ~ +85°C. Trina backs this panel with a 12-year product warranty and 30-year power output warranty. Degradation is rated at 2% first-year degradation, 0.45%/year linear degradation after that.