IEC C21 (female) and C22 (male inlet) are the high-temperature 2-pin version of C15/C16, rated for 17A at 250V and 155C. Used on industrial heating equipment and high-temperature process machinery.
| Pin | Name | Function | Type |
|---|---|---|---|
| L | Line | AC line high temperature | PWR |
| N | Neutral | AC neutral | PWR |