Property | 802.3af (802.3at Type 1) "PoE" | 802.3at Type 2 "PoE+" | 802.3bt Type 3 "4PPoE" | 802.3bt Type 4 |
---|---|---|---|---|
Max Power delivered by PSE | 15.40 W | 30.0 W | 60 W | 100 W |
44.0 - 57.0 V | 50.0 - 57.0 V | 50.0 - 57.0 V | 52.0 - 57.0 V | |
Power available at PD | 12.95 W | 25.50 W | 51 W | 71 W |
37.0 - 57.0 V | 42.5 - 57.0 V | 42.5 - 57.0 V | 41.1 - 57.0 V | |
Max current | 350 mA | 600 mA | 600 mA/pair | 960 mA/pair |
Max resistance per pair | 20 Ω | 12.5 Ω | 12.5 Ω | 12.5 Ω |
Power management | 3 levels negotiated by signature | 4 levels negotiated by signature | 3 levels negotiated by signature | |
0.1 W steps negotiated by LLDP | ||||
Supported cables | Cat 3 Cat 5 | Cat 5 | Cat 5 | Cat 5 |
Supported modes | Mode A, Mode B | Mode A, Mode B | Mode A, Mode B, 4-pair mode | 4-pair mode |
Pin | T568A | T568B | 10/100 mode B | 10/100 mode A | 1000 mode B | 1000 mode A | ||||
---|---|---|---|---|---|---|---|---|---|---|
1 | ![]() white/green | ![]() white/orange | Rx + | Rx + | DC + | TxRx A + | TxRx A + | DC + | ||
2 | ![]() green | ![]() orange | Rx - | Rx - | DC + | TxRx A - | TxRx A - | DC + | ||
3 | ![]() white/orange | ![]() white/green | Tx + | Tx + | DC - | TxRx B + | TxRx B + | DC - | ||
4 | ![]() blue | ![]() blue | DC + | TxRx C + | DC + | TxRx C + | ||||
5 | ![]() white/blue | ![]() white/blue | DC + | TxRx C - | DC + | TxRx C - | ||||
6 | ![]() orange | ![]() green | Tx - | Tx - | DC - | TxRx B - | TxRx B - | DC - | ||
7 | ![]() white/brown | ![]() white/brown | DC - | TxRx D + | DC - | TxRx D + | ||||
8 | ![]() brown | ![]() brown | DC - | TxRx D - | DC - | TxRx D - |