Ubiquiti EdgeSwitch ES-48-500W Quick Start Manual page 7

The PoE settings for ports 1-48 are set to PoE+ auto by default, so
Note:
802.3af/at devices can be plugged in and automatically receive PoE. For
instructions on how to enable 24V passive PoE, refer to
Settings" .
Connecting SFP+/SFP
These ports support the specified module types at the following speeds:
Ports
SFP+ 1-2
SFP 1-2
1.
SFP+ Module Type
10 Gbps
(Not supported)
"Configuring PoE
SFP Module Type
1 Gbps
1 Gbps
7