Model:
WS-C6503-E Catalyst 6500 Enhanced 3-slot chassis 4RU
Detail:
Catalyst 6500 Enhanced 3-slot chassis, 4RU, no PS, Fan Tray
Product Code
WS-C6503-E
Number of Slots
3
Supervisor Compatibility
Cisco Catalyst 6500 Series Supervisor Engine 32
Cisco Catalyst 6500 Series Supervisor Engine 720-3B
Cisco Catalyst 6500 Series Supervisor Engine 720-3BXL
Cisco Catalyst 6500 Series Supervisor Engine 720-10G-3C
Cisco Catalyst 6500 Series Supervisor Engine 720-10G-3CXL
Cisco Catalyst 6500 Series Supervisor Engine 2T
Power Supply Compatibility
* Indicates EoS Power Supply
AC: 1400W, 950W*
DC: 950W*
Module Compatibility
All modules based on the software release in the system
With Supervisor Engine 32
12.2(18)SXF
With Supervisor Engine 720
2.2(14)SX
With Supervisor Engine 720-10 GE
12.2(33)SXH
With Supervisor Engine 2T-10 GE
15.0(1)SY
Reliability and Availability Calculated 
Mean Time Between Failure (MTBF)
860,868
Dimension
7 x 17.37 x 21.75 in (17.8 x 44.1 x 55.2 cm)
Rack Units (RU)
4