| 101001 | 2SC4050 | Transistors>Amplifiers/Bipolar | Renesas |
| 101002 | 2SC4051 | Silicon NPN Power Transistors TO-220C package | Savantic |
| 101003 | 2SC4051 | High-Speed Switching Transistors / FX Series | Shindengen |
| 101004 | 2SC4052 | Silicon NPN Power Transistors ITO-220 package | Savantic |
| 101005 | 2SC4052 | High-Speed Switching Transistors / FX Series | Shindengen |
| 101006 | 2SC4053 | Silicon NPN Power Transistors TO-220C package | Savantic |
| 101007 | 2SC4053 | High-Speed Switching Transistors / FX Series | Shindengen |
| 101008 | 2SC4054 | Silicon NPN Power Transistors ITO-220 package | Savantic |
| 101009 | 2SC4054 | High-Speed Switching Transistors / FX Series | Shindengen |
| 101010 | 2SC4055 | Silicon NPN Power Transistors TO-220C package | Savantic |
| 101011 | 2SC4055 | High-Speed Switching Transistors / FX Series | Shindengen |
| 101012 | 2SC4056 | Silicon NPN Power Transistors ITO-220 package | Savantic |
| 101013 | 2SC4056 | Switching Power Transistor(8A NPN) | Shindengen |
| 101014 | 2SC4057 | Silicon NPN Power Transistors TO-247 package | Savantic |
| 101015 | 2SC4057 | High-Speed Switching Transistors / FX Series | Shindengen |
| 101016 | 2SC4057 | High-speed switching bipolar NPN transistor | Shindengen |
| 101017 | 2SC4058 | Silicon NPN Power Transistors TO-247 package | Savantic |
| 101018 | 2SC4058 | High-Speed Switching Transistors / FX Series | Shindengen |
| 101019 | 2SC4058 | High-speed switching bipolar NPN transistor | Shindengen |
|
| 101020 | 2SC4059 | Silicon NPN Power Transistors TO-247 package | Savantic |
| 101021 | 2SC4059 | High-Speed Switching Transistors / FX Series | Shindengen |
| 101022 | 2SC4059 | High-speed switching bipolar NPN transistor | Shindengen |
| 101023 | 2SC4060 | Silicon NPN Power Transistors TO-247 package | Savantic |
| 101024 | 2SC4060 | High-Speed Switching Transistors / FX Series | Shindengen |
| 101025 | 2SC4060 | High-speed switching bipolar NPN transistor | Shindengen |
| 101026 | 2SC4061K | Transistors > Small Signal Bipolar Transistors(up to 0.6W) | ROHM |
| 101027 | 2SC4061KT146N | NPN High voltage Transistor | ROHM |
| 101028 | 2SC4064 | Silicon NPN Epitaxial Planar Transistor(DC Motor Driver and General Purpose) | Sanken |
| 101029 | 2SC4064 | Silicon NPN Power Transistors TO-220F package | Savantic |
| 101030 | 2SC4065 | Silicon NPN Epitaxial Planar Transistor(DC Motor Driver and General Purpose) | Sanken |
| 101031 | 2SC4067 | PNP / NPN EPITAXIAL PLANAR SILICON TRANSISTORS | SANYO |
| 101032 | 2SC4068 | Silicon NPN Epitaxial Planar Type | Panasonic |
| 101033 | 2SC407 | Power transistor | Shindengen |
| 101034 | 2SC407 | POWER TRANSISTOR | Shindengen |
| 101035 | 2SC4073 | Silicon NPN Transistor | Sanken |
| 101036 | 2SC4073 | Silicon NPN Power Transistors TO-220F package | Savantic |
| 101037 | 2SC4075 | NPN Triple Diffused Planar Silicon Transistor Color TV Chroma Output and Audio Output Applications | SANYO |
| 101038 | 2SC4075 | Silicon NPN Power Transistors TO-220F package | Savantic |
| 101039 | 2SC408 | Power transistor | Shindengen |
| 101040 | 2SC408 | POWER TRANSISTOR | Shindengen |
