Marine autopilot drive unit connectors link the autopilot computer to the hydraulic pump or linear motor drive that steers the vessel, carrying power, feedback, and clutch signals in a sealed connector.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | PWR+ | Drive unit power positive | PWR |
| 2 | GND | Drive unit power negative | GND |
| 3 | CLUTCH | Clutch engage signal | I/O |
| 4 | FEEDBACK | Rudder feedback signal 0-5V | ADC |
| 5 | DRIVE+ | Drive motor positive output | PWR |
| 6 | DRIVE- | Drive motor negative output | GND |