WEIPU WS16-5 Male Connector
| Pin No. | Wire Color | Function |
| 1 | Red | RS485+ |
| 2 | Grey | AC220v |
| 3 | Green-Yellow | PE(GND) |
| 4 | Blue | AC220v |
| 5 | Black | RS485- |
WEIPU WS16-5 Female Connector
| Pin No. | Wire Color | Function |
| 1 | Red | RS485+ |
| 2 | Grey | AC220v |
| 3 | Green-Yellow | PE(GND) |
| 4 | Blue | AC220v |
| 5 | Black | RS485- |