IEC C9 (female) and C10 (male inlet) are polarized figure-8 style connectors, similar to C7/C8 but with one rounded and one flat pin to enforce polarity. Used on some Class II equipment requiring polarized connection.
| Pin | Name | Function | Type |
|---|---|---|---|
| L | Line | AC line polarized pin | PWR |
| N | Neutral | AC neutral polarized pin | PWR |