Catalyst 2960-XR Series
The Cisco Catalyst 2960-XR models offer all the features of the 2960-X plus they have Two field-replaceable Redundant Power Supply Modules for Power redundancy. They also include layer 3 routing functionality which is a first in the Cisco Catalyst 2960 Series.
2960-XR Series Switch 4 x 1G SFP
2960-XR Series Switch 2 x 10G SFP