| 1N4000 | Microsemi | Zener Voltage Regulator Diode |
| 1N4000A | Microsemi | Zener Voltage Regulator Diode |
| 1N4000A | Microsemi | Zener Voltage Regulator Diode |
| 1N4001 | Motorola | Axial lead standard recovery rectifier |
| 1N4001 | Chenyi Electronics | General purpose plastic rectifier. Max recurrent peak reverse voltage 50 V. Max average forward rectified current 1.0 A. |
| 1N4001 | Zowie | 50 V, 1.0 A silicon rectifier |
| 1N4001 | LiteOn | 50V, 1.0A plastic silicon rectifier |
| 1N4001 | Transys Electronics | 50 V, 1 A, plastic silicon rectifier |
| 1N4001 | DC Components | Silicon rectifier |
| 1N4001 | Honey Technology | 50 V, 1.0 A, plastic silicon rectifier |
| 1N4001 | Rectron | Silicon rectifier. Current 1.0A, VRRM = 50V, VRMS = 35V, VDC = 50V. |
| 1N4001 | Won Top | 50V, 1.0A silicon rectifier |
| 1N4001 | GoodArk | 50 V, 1 A, General purpose plastic rectifier |
| 1N4001 | Fairchild | 1.0 Ampere General Purpose Rectifiers |
| 1N4001 | Formosa | 50 V, 1 A silicon rectifier |
| 1N4001 | MCC | 1.0A, 50V ultra fast recovery rectifier |
| 1N4001 | JGD | 1.0A silicon rectifier. Max recurrent peak reverse voltage 50V. |
| 1N4001 | LiteOn | 50V, 1.0A plastic silicon rectifier |
| 1N4001 | PanJit | Plastic silicon rectifier. Max recurrent peak reverse voltage 50 V. Max average forward rectified current 1.0 A. |
| 1N4001 | Bytes | Silicon rectifier. Case molded plastic. Maximum recurrent peak reverse voltage 50 V. Maximum average forward rectified current 1.0 A. |
| 1N4001 | General | General Purpose Plastic Rectifier |
| 1N4001 | Zowie | 50 V, 1.0 A silicon rectifier |
| 1N4001 | Surge | 50 V, 1.0 A silicon rectifier |
| 1N4001 | Transys | 50 V, 1 A, plastic silicon rectifier |
| 1N4001 | Diotec | Silicon rectifier |
| 1N4001 | Won Top | 50V, 1.0A silicon rectifier |
| 1N4001 | Collmer | 1 AMP plastic silicon rectifier |
| 1N4001 | Leshan Radio | 50 V, 1 A general diode |
| 1N4001 | Invac | 50 V, 1 A silicon rectifier |
| 1N4001-T3 | Won Top | 50V, 1.0A silicon rectifier |
