| Some Part number from the same manufacture Wing Shing Electronic |
| 2N5302 Description = Audio Power Amplifier DC to DC Converter ;; Package = TO-3 |
| 2P4M Description = Glass Passivated 2A(4Arms) Mold Thyristor ;; Package = |
| 2SA1011 Description = Low Frequency Power Amplifier ;; Package = TO-220 |
| 2SA1102 PNP Planar Silicon Transistor ( Audio Power Amplifier DC to DC Converter ) |
| 2SA1103 |
| 2SA1104 Silicon Epitaxial Planar Transistor ( General Description ) |
| 2SA1105 PNP Planar Silicon Transistor ( Audio Power Amplifier DC to DC Converter ) |
| 2SA1106 PNP Planar Transistor ( Audio Power Amplifier, DC to DC Converter ) |
| 2SA1186 Description = Audio Power Amplifier DC to DC Converter ;; Package = SC-65 |
| 2SA1215 Description = Audio Power Amplifier DC to DC Converter ;; Package = MT-200 |
| 2SA1216 |
| 2SA1301 PNP Planar Silicon Transistor ( Audio Power Amplifier DC to DC Converter ) |
| 2SA1302 Description = Audio Power Amplifier DC to DC Converter ;; Package = 2-21F1A |
| 2SA1307 PNP Epitaxial Silicon Transistor ( Power Amplifier Vertical Deflection Output ) |
| 2SA1490 PNP Planar Silicon Transistor ( Audio Power Amplifier DC to DC Converter ) |
| 2SA1491 |
| 2SA1492 Description = Audio Power Amplifier DC to DC Converter ;; Package = SC-65 |
| 2SA1939 |
| 2SA473 PNP Epitaxial Silicon Transistor ( Low Frequency Power Amplifier ) |
| 2SA671 Description = Low Frequency Power Amplifier ;; Package = TO-220 |
| 2SA769 PNP Epitaxial Silicon Transistor ( Low Frequency Power Amplifier ) |
