IEEE Std 802.3bt-2018
IEEE Standard for Ethernet Amendment 2: Physical Layer and Management Parameters for Power over Ethernet over 4 pairs

Standard No.

IEEE Std 802.3bt-2018

Release Date

2019

Published By

Institute of Electrical and Electronics Engineers (IEEE)

Latest

IEEE Std 802.3bt-2018

Scope

The maximum Powered Device (PD) power available is increased by this amendment to IEEE Std 802.3-2018 by utilizing all four pairs in the specified structured wiring plant. This represents a substantial change to the capabilities of Ethernet with standardized power. The power classification information exchanged during negotiation is extended to allow meaningful power management capability. These e...

IEEE Std 802.3bt-2018 history

• 2019 IEEE Std 802.3bt-2018 IEEE Standard for Ethernet Amendment 2: Physical Layer and Management Parameters for Power over Ethernet over 4 pairs