| Manufacturer | Part Number | Description |
|---|---|---|
| 2SK3127 | N-Channel MOSFET | |
| K3128 | 2SK3128 | |
| 2SK3129 | N-Channel MOSFET | |
| 2SK3120 | N-Channel MOSFET | |
| 2SK312 | N-Channel MOSFET Transistor | |
| 2SK3121 | N-Channel MOSFET | |
| 2SK3128 | N-Channel MOSFET | |
| 2SK3126 | N-Channel MOSFET | |
| K3126 | 2SK3126 | |
| 2SK3122 | N-Channel MOSFET | |
| 2SK3124 | N-Channel MOSFET | |
Hitachi Semiconductor (now Renesas) |
2SK312 | Silicon N-Channel MOSFET |