User's Manual

General Information Guide - Release 3.1
- 41 -
Accessories
Mitel Networks 3300 In-Line Power Unit
The Mitel Networks 3300 In-Line Power Unit provides power and data communication over an
Ethernet network; it eliminates the need for AC outlets and AC adapters for IP telephones. Each unit
can be used to provide remote power feeding for 24 IP telephones from a centralized universal
110/220V, 60/50Hz AC input.
The 3300 In-Line Power Unit is connected in series to an Ethernet switch. The data output jack on the
switch connects to the input jack on the 3300 In-Line Power Unit, and the data/power output jack on
the 3300 In-Line Power Unit connects to the data input jack on the IP telephone.
For more information, refer to the documentation that is shipped with the unit and the Mitel Networks
3300 In-Line Power Unit User Manual.
CAUTION: Follow all installation instructions and observe all safety precautions contained in
the safety documentation provided with the 3300 In-Line Power Unit. Refer servicing to
qualified service personnel only.