| C3KX-NM-10G | Catalyst 3K-X 10G Network Module option PID | C3850-NM-2-10G | Cisco Catalyst 3850 2 x 10GE Network Module | - | 
| C3KX-NM-10G= | Catalyst 3K-X 10G Network Module | C3850-NM-2-10G= | Cisco Catalyst 3850 2 x 10GE Network Module | - | 
| C3KX-NM-10GT | Catalyst 3K-X 10G-T Network Module | There is currently no replacement product available for this product. | - | - | 
| C3KX-NM-10GT= | Catalyst 3K-X 10G-T Network Module | There is currently no replacement product available for this product. | - | - | 
| C3KX-NM-1G | Catalyst 3K-X 1G Network Module option PID | C3850-NM-4-1G | Cisco Catalyst 3850 4 x 1GE Network Module | - | 
| C3KX-NM-1G= | Catalyst 3K-X 1G Network Module | C3850-NM-4-1G= | Cisco Catalyst 3850 4 x 1GE Network Module | - | 
| C3KX-NM-BLANK= | Catalyst 3K-X Network Module Blank Spare | C3850-NM-BLANK= | Cisco Catalyst 3850 Network Module Blank | - | 
| C3KX-SM-10G | Catalyst 3K-X 10G Service Module | C3850-NM-2-10G | Cisco Catalyst 3850 2 x 10GE Network Module | - | 
| C3KX-SM-10G= | Catalyst 3K-X 10G Service Module Spare | C3850-NM-2-10G= | Cisco Catalyst 3850 2 x 10GE Network Module | - | 
| WS-C3560X-24P-E | Catalyst 3560X 24 Port PoE IP Services | WS-C3650-24PD-E | Cisco Catalyst 3650 24 Port PoE 2x10G Uplink IP Services | - | 
| WS-C3560X-24P-L | Catalyst 3560X 24 Port PoE LAN Base | WS-C3650-24PD-L | Cisco Catalyst 3650 24 Port PoE 2x10G Uplink LAN Base | - | 
| WS-C3560X-24P-S | Catalyst 3560X 24 Port PoE IP Base | WS-C3650-24PD-S | Cisco Catalyst 3650 24 Port PoE 2x10G Uplink IP Base | - | 
| WS-C3560X-24T-E | Catalyst 3560X 24 Port Data IP Services | WS-C3650-24TD-E | Cisco Catalyst 3650 24 Port Data 2x10G Uplink IP Services | - | 
| WS-C3560X-24T-L | Catalyst 3560X 24 Port Data LAN Base | WS-C3650-24TD-L | Cisco Catalyst 3650 24 Port Data 2x10G Uplink LAN Base | - | 
| WS-C3560X-24T-S | Catalyst 3560X 24 Port Data IP Base | WS-C3650-24TD-S | Cisco Catalyst 3650 24 Port Data 2x10G Uplink IP Base | - | 
| WS-C3560X-24U-E | Catalyst 3560X 24 Port UPOE IP Services | WS-C3650-24PD-E | Cisco Catalyst 3650 24 Port PoE 2x10G Uplink IP Services | - | 
| WS-C3560X-24U-L | Catalyst 3560X 24 Port UPOE LAN Base | WS-C3650-24PD-L | Cisco Catalyst 3650 24 Port PoE 2x10G Uplink LAN Base | - | 
| WS-C3560X-24U-S | Catalyst 3560X 24 Port UPOE IP Base | WS-C3650-24PD-S | Cisco Catalyst 3650 24 Port PoE 2x10G Uplink IP Base | - | 
| WS-C3560X-48P-E | Catalyst 3560X 48 Port PoE IP Services | WS-C3650-48PD-E | Cisco Catalyst 3650 48 Port PoE 2x10G Uplink IP Services | - | 
| WS-C3560X-48P-L | Catalyst 3560X 48 Port PoE LAN Base | WS-C3650-48PD-L | Cisco Catalyst 3650 48 Port PoE 2x10G Uplink LAN Base | - | 
| WS-C3560X-48P-S | Catalyst 3560X 48 Port PoE IP Base | WS-C3650-48PD-S | Cisco Catalyst 3650 48 Port PoE 2x10G Uplink IP Base | - | 
| WS-C3560X-48PF-E | Catalyst 3560X 48 Port Full PoE IP Services | WS-C3650-48FD-E | Cisco Catalyst 3650 48 Port Full PoE 2x10G Uplink IPServices | - | 
| WS-C3560X-48PF-L | Catalyst 3560X 48 Port Full PoE LAN Base | WS-C3650-48FD-L | Cisco Catalyst 3650 48 Port Full PoE 2x10G Uplink LAN Base | - | 
| WS-C3560X-48PF-S | Catalyst 3560X 48 Port Full PoE IP Base | WS-C3650-48FD-S | Cisco Catalyst 3650 48 Port Full PoE 2x10G Uplink IP Base | - | 
| WS-C3560X-48T-E | Catalyst 3560X 48 Port Data IP Services | WS-C3650-48TD-E | Cisco Catalyst 3650 48 Port Data 2x10G Uplink IP Services | - | 
| WS-C3560X-48T-L | Catalyst 3560X 48 Port Data LAN Base | WS-C3650-48TD-L | Cisco Catalyst 3650 48 Port Data 2x10G Uplink LAN Base | - | 
| WS-C3560X-48T-S | Catalyst 3560X 48 Port Data IP Base | WS-C3650-48TD-S | Cisco Catalyst 3650 48 Port Data 2x10G Uplink IP Base | - | 
| WS-C3560X-48U-E | Catalyst 3560X 48 Port UPOE IP Services | WS-C3650-48FD-E | Cisco Catalyst 3650 48 Port Full PoE 2x10G Uplink IPServices | - | 
| WS-C3560X-48U-L | Catalyst 3560X 48 Port UPOE LAN Base | WS-C3650-48FD-L | Cisco Catalyst 3650 48 Port Full PoE 2x10G Uplink LAN Base | - | 
| WS-C3560X-48U-S | Catalyst 3560X 48 Port UPOE IP Base | WS-C3650-48FD-S | Cisco Catalyst 3650 48 Port Full PoE 2x10G Uplink IP Base | - | 
| WS-C3750X-12S-E | Catalyst 3750X 12 Port GE SFP IP Services | WS-C3850-12S-E | Cisco Catalyst 3850 12 Port GE SFP IP Services | - | 
| WS-C3750X-12S-S | Catalyst 3750X 12 Port GE SFP IP Base | WS-C3850-12S-S | Cisco Catalyst 3850 12 Port GE SFP IP Base | - | 
| WS-C3750X-24P-E | Catalyst 3750X 24 Port PoE IP Services | WS-C3850-24P-E | Cisco Catalyst 3850 24 Port PoE IP Services | - | 
| WS-C3750X-24P-L | Catalyst 3750X 24 Port PoE LAN Base | WS-C3850-24P-L | Cisco Catalyst 3850 24 Port PoE LAN Base | - | 
| WS-C3750X-24P-S | Catalyst 3750X 24 Port PoE IP Base | WS-C3850-24P-S | Cisco Catalyst 3850 24 Port PoE IP Base | - | 
| WS-C3750X-24S-E | Catalyst 3750X 24 Port GE SFP IP Services | WS-C3850-24S-E | Cisco Catalyst 3850 24 Port GE SFP IP Services | - | 
| WS-C3750X-24S-S | Catalyst 3750X 24 Port GE SFP IP Base | WS-C3850-24S-S | Cisco Catalyst 3850 24 Port GE SFP IP Base | - | 
| WS-C3750X-24T-E | Catalyst 3750X 24 Port Data IP Services | WS-C3850-24T-E | Cisco Catalyst 3850 24 Port Data IP Services | - | 
| WS-C3750X-24T-L | Catalyst 3750X 24 Port Data LAN Base | WS-C3850-24T-L | Cisco Catalyst 3850 24 Port Data LAN Base | - | 
| WS-C3750X-24T-S | Catalyst 3750X 24 Port Data IP Base | WS-C3850-24T-S | Cisco Catalyst 3850 24 Port Data IP Base | - | 
| WS-C3750X-24U-E | Catalyst 3750X 24 Port UPOE IP Services | WS-C3850-24U-E | Cisco Catalyst 3850 24 Port UPOE IP Services | - | 
| WS-C3750X-24U-L | Catalyst 3750X 24 Port UPOE LAN Base | WS-C3850-24U-L | Cisco Catalyst 3850 24 Port UPOE LAN Base | - | 
| WS-C3750X-24U-S | Catalyst 3750X 24 Port UPOE IP Base | WS-C3850-24U-S | Cisco Catalyst 3850 24 Port UPOE IP Base | - | 
| WS-C3750X-48P-E | Catalyst 3750X 48 Port PoE IP Services | WS-C3850-48P-E | Cisco Catalyst 3850 48 Port PoE IP Services | - | 
| WS-C3750X-48P-L | Catalyst 3750X 48 Port PoE LAN Base | WS-C3850-48P-L | Cisco Catalyst 3850 48 Port PoE LAN Base | - | 
| WS-C3750X-48P-S | Catalyst 3750X 48 Port PoE IP Base | WS-C3850-48P-S | Cisco Catalyst 3850 48 Port PoE IP Base | - | 
| WS-C3750X-48PF-E | Catalyst 3750X 48 Port Full PoE IP Services | WS-C3850-48F-E | Cisco Catalyst 3850 48 Port Full PoE IP Services | - | 
| WS-C3750X-48PF-L | Catalyst 3750X 48 Port Full PoE LAN Base | WS-C3850-48F-L | Cisco Catalyst 3850 48 Port Full PoE LAN Base | - | 
| WS-C3750X-48PF-S | Catalyst 3750X 48 Port Full PoE IP Base | WS-C3850-48F-S | Cisco Catalyst 3850 48 Port Full PoE IP Base | - | 
| WS-C3750X-48T-E | Catalyst 3750X 48 Port Data IP Services | WS-C3850-48T-E | Cisco Catalyst 3850 48 Port Data IP Services | - | 
| WS-C3750X-48T-L | Catalyst 3750X 48 Port Data LAN Base | WS-C3850-48T-L | Cisco Catalyst 3850 48 Port Data LAN Base | - | 
| WS-C3750X-48T-S | Catalyst 3750X 48 Port Data IP Base | WS-C3850-48T-S | Cisco Catalyst 3850 48 Port Data IP Base | - | 
| WS-C3750X-48U-E | Catalyst 3750X 48 Port UPOE IP Services | WS-C3850-48U-E | Cisco Catalyst 3850 48 Port UPOE IP Services | - | 
| WS-C3750X-48U-L | Catalyst 3750X 48 Port UPOE LAN Base | WS-C3850-48U-L | Cisco Catalyst 3850 48 Port UPOE LAN Base | - | 
| WS-C3750X-48U-S | Catalyst 3750X 48 Port UPOE IP Base | WS-C3850-48U-S | Cisco Catalyst 3850 48 Port UPOE IP Base | - |