Cisco Cat WS-X4516 IOS-based Supervisor, Compact Flash, 64MB Option, MEM-C4K-FLD64M, Approved

This memory module is compatible with the following supervisor engine.

WS-X4516 (Supervisor Engine V)

You will find this supervisor engine in the following Cisco Catalyst switch models:

Cisco Catalyst 4006 Switch, Model WS-C4006
Cisco Catalyst 4003 Switch, Model WS-C4003
Cisco Catalyst 4507 Switch, Model WS-C4507
Cisco Catalyst 4510 Switch, Model WS-C4510