| 2N2221A | Central Semiconductor | Leaded Small Signal Transistor General Purpose |
| 2N2222 | Central Semiconductor | Leaded Small Signal Transistor General Purpose |
| 2N2222A | Central Semiconductor | Leaded Small Signal Transistor General Purpose |
| 2N2222A | STMicroelectronics | HIGH SPEED SWITCHES |
| 2N2223 | Central Semiconductor | Leaded Small Signal Transistor Dual |
| 2N2223A | Central Semiconductor | Leaded Small Signal Transistor Dual |
| 2N2237 | Central Semiconductor | Leaded Small Signal Transistor General Purpose |
| 2N2242 | Central Semiconductor | Leaded Small Signal Transistor General Purpose |
| 2N2243A | Central Semiconductor | Leaded Small Signal Transistor General Purpose |
| 2N2270 | Central Semiconductor | Leaded Small Signal Transistor General Purpose |
| 2N2297 | Central Semiconductor | Leaded Small Signal Transistor General Purpose |
| 2N2303 | Central Semiconductor | Leaded Small Signal Transistor General Purpose |
| 2N2309 | Central Semiconductor | Leaded Small Signal Transistor General Purpose |
| 2N2322 | Central Semiconductor | Leaded Thyristor SCR |
| 2N2323 | Central Semiconductor | Leaded Thyristor SCR |
| 2N2324 | Central Semiconductor | Leaded Thyristor SCR |
| 2N2325 | Central Semiconductor | Leaded Thyristor SCR |
| 2N2326 | Central Semiconductor | Leaded Thyristor SCR |
| 2N2327 | Central Semiconductor | Leaded Thyristor SCR |
| 2N2328 | Central Semiconductor | Leaded Thyristor SCR |