| Manufacturer | Part Number | Description |
|---|---|---|
| 2N4901 | Silicon PNP Power Transistors | |
| 2N4903 | PNP Silicon Transistors | |
| 2N4902 | Silicon PNP Power Transistors | |
Solitron Devices |
2N4903 | N-Channel JFET |
| 2N4901 | PNP Silicon Transistors | |
Seme LAB |
2N4903 | Bipolar PNP Device |
| 2N4903 | Silicon PNP Power Transistors | |
| 2N4903 | Silicon power Transistor | |
Motorola Semiconductor |
2N4903 | PNP power transistors |