Yealink IP phones support the IEEE 802.3af standard for PoE devices and are compatible with any devices implementing this standard.
| Model | PoE | Class (IEEE802.3af) | |
|---|---|---|---|
| Standby(W) | Max(W) | ||
| T19(P) E2 | 1.2 | 1.8 | CLASS2 |
| T21(P) E2 | 1.3 | 1.8 | CLASS2 |
| T23G | 1.0 | 2.2 | CLASS1 |
| T27G | 1.7 | 7.0 | CLASS3 |
| T29G | 2.1 | 5.7 | CLASS0 |
| T40P | 1.4 | 3.2 | CLASS2 |
| T40G | 1.1 | 1.6 | CLASS2 |
| T41S | 1.7 | 3.8 | CLASS2 |
| T42S | 2.5 | 4.7 | CLASS2 |
| T46S | 4.0 | 2.7 | CLASS2 |
| T48S | 3.2 | 7.5 | CLASS3 |
| T53W | 1.8 | 3.1 | CLASS2 |
| T54W | 2.2 | 5.5 | CLASS3 |
| T56A | 2.3 | 6.0 | CLASS3 |
| T58A | 2.3 | 6.0 | CLASS3 |
| T58V | 2.6 | 7.4 | CLASS3 |
