First SolarFS-4115-2
The First Solar FS-4115-2 is a solar panel with peak power 115 Wp, efficiency 16 % and cell type cdte.1
Key figures
Technical specifications
| General | |
|---|---|
| Cell type | Thin film (CdTe)1 |
| Cells (in series) | 2161 |
| Performance | |
| Peak power | 115 Wp1 |
| PTC power rating | 105.2 W1 |
| Efficiency | |
| Efficiency | 16 %1 |
| Temperature coefficient Pmax | -0.39 %/°C1 |
| Nominal operating cell temperature (NOCT) | 46.3 °C1 |
| Electrical | |
| Open-circuit voltage (Voc) | 87.8 V1 |
| Short-circuit current (Isc) | 1.78 A1 |
| Voltage at Pmax (Vmp) | 70.5 V1 |
| Current at Pmax (Imp) | 1.63 A1 |
| Dimensions & weight | |
| Width | 600 mm1 |
| Height | 1,200 mm1 |
Frequently asked questions
What is the peak power of the First Solar FS-4115-2?
The peak power of the First Solar FS-4115-2 is 115 Wp.1
What is the efficiency of the First Solar FS-4115-2?
The efficiency of the First Solar FS-4115-2 is 16 %.1
Which cell type does the First Solar FS-4115-2 use?
The cell type of the First Solar FS-4115-2 is cdte.1
What is the temperature coefficient Pmax of the First Solar FS-4115-2?
The temperature coefficient Pmax of the First Solar FS-4115-2 is -0.388 %/°C.1
Sources
- CEC Solar Equipment List – PV modules — California Energy Commission · accessed 27 Sept 2026