IEC 60320 appliance couplers. Odd numbers = inlet (male on appliance), Even numbers = connector (female on cord).
| Inlet | Connector | Max Current | Max Temp | Pins | Grounded | Common Application |
|---|---|---|---|---|---|---|
| C1 | C2 | 0.2A | 70°C | 2 | No | Electric shavers |
| C3 | C4 | 2.5A | 70°C | 2 | No | Cassette recorders (obsolete) |
| C5 | C6 | 2.5A | 70°C | 3 | Yes | Laptop power supplies ("Mickey Mouse") |
| C7 | C8 | 2.5A | 70°C | 2 | No | Portable radios, laptop chargers ("figure-8") |
| C9 | C10 | 6A | 70°C | 2 | No | Portable appliances (rare) |
| C13 | C14 | 10A | 70°C | 3 | Yes | Desktop PCs, monitors, kettles ("IEC lead") |
| C15 | C16 | 10A | 120°C | 3 | Yes | Electric kettles, hot appliances |
| C15A | C16A | 10A | 155°C | 3 | Yes | Very hot appliances |
| C17 | C18 | 10A | 70°C | 2 | No | Some older equipment |
| C19 | C20 | 16A | 70°C | 3 | Yes | Servers, UPS, PDU, high-power equipment |
| C21 | C22 | 16A | 155°C | 3 | Yes | High-temperature industrial equipment |
| C23 | C24 | 16A | 70°C | 2 | No | High-power ungrounded (rare) |