| Manufacturer | Part Number | Description |
|---|---|---|
| Invensys Sensor Systems Invensys Sensor Systems | 1N440x | Zener Diodes |
| American Power Devices American Power Devices | 1N440xB | (1N4xxxB) Zener Diode |
| Manufacturer | Part Number | Description |
|---|---|---|
| Invensys Sensor Systems Invensys Sensor Systems | 1N440x | Zener Diodes |
| American Power Devices American Power Devices | 1N440xB | (1N4xxxB) Zener Diode |