Switchcraft EN3 (Environmental Series 3) is a robust circular connector rated for 15A at 250V used in professional audio touring, guitar pedalboards, and portable power distribution systems.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Live | AC live | PWR |
| 2 | Neutral | AC neutral | PWR |
| 3 | Earth | Safety earth ground | GND |