| Manufacturer | Part Number | Description |
|---|---|---|
NTE Electronics (defunct) |
2N2405 | Silicon NPN Transistor |
| 2N2405 | SILICON NPN TRANSISTOR | |
Semelab |
2N2405 | MEDIUM POWER SILICON NPN PLANAR TRANSISTOR |
Motorola Semiconductor (now NXP Semiconductors) |
2N2405 | NPN silicon annular transistors |