Trina Solar 545W Vertex S Mono PERC Panel — TSM-545DE09.08
Trina Solar is one of the world’s top-five solar manufacturers and consistently ranks tier-1 with Bloomberg NEF. The Vertex S 545W Mono PERC panel offers a sweet spot of size, power, and efficiency — popular with SA installers for both residential and light-commercial rooftops.
Key Specifications
- Peak Power (Pmax): 545W (STC)
- Cell Type: Mono PERC with multi-busbar (132 half-cut cells)
- Efficiency: 21.1%
- Voc: 49.5V
- Isc: 13.91A
- Temperature Coefficient (Pmax): -0.34%/°C
- Dimensions: 2187 × 1102 × 35mm
- Weight: 28.0kg
- Certifications: IEC 61215, IEC 61730, CE, UL
Multi-Busbar Technology
The Vertex S uses 9 busbars per cell — compared to 5 on older designs — reducing electron travel distance within each cell. This cuts resistive losses and improves low-light performance, meaning your Trina panels keep generating even on overcast Highveld mornings.
Warranty: 10 years product warranty, 25-year linear power warranty (84.8% at year 25)
Complete Your Solar Setup
The Trina Solar 545W Vertex S mono PERC panel delivers excellent power output for residential and commercial installations. Combine your Trina Solar 545W Vertex S mono PERC panel with a hybrid inverter and battery storage for a complete system. Browse our complete solar kits for a ready-to-install solution.





Erika van Rensburg –
The Trina Solar 545W Vertex S Mono PERC Solar Panel TSM-545DE09.08 panels are outputting exactly as rated even on slightly overcast days. Generation starts early in the morning and our batteries are usually full by 11am in summer. Excellent build quality and delivered to us well packaged.
Robyn Smit –
We installed Trina Solar 545W Vertex S Mono PERC Solar Panel TSM-545DE09.08 panels on our north-facing roof and the production has exceeded expectations. Electricity costs have dropped by over 60 percent. PowerVault was helpful in confirming the right panel count for our system and delivery was on time.