4 Port HWIC-4T Catalyst C3850 Switch C3850-NM-8-10G Module​ C3850-NM-8-10G Specification: Expansion module 10 Gigabit SFP+ / SFP (mini-GBIC) x 4 for Catalyst 3850-12 3850-12X48 3850-24 3850-48 C3850-24 Application: New C3850-NM-8-10G Cisco Catalyst 3850 8 x 10GE Network Module Condition: New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item is handmade or was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. Type: Switch Module Network Management Type: Undmanaged Form Factor: Standalone Number of Network Ports: 4 Brand: Cisco Max. Data Transfer Rate: 10 Gbps Model: C3850-NM-4-10G Product Line: CATALYST MPN: C3850-NM-4-10G Products Service: 1 Fast delivery and Kindly service 2. High Quality and Resonable price 3. Flexible Payment terms 4. Large stock on hot sale! Others better Models: PN Description Quantity C3650-STACK-KIT= Cisco Catalyst 3650 Stack Module Spare 1 PWR-C1-715WAC/2 715W AC Config 1 Secondary Power Supply 4 PWR-C2-250WAC/2 #N/A 1 GLC-SX-MMD 1000BASE-SX SFP transceiver module, MMF, 850nm, DOM 20 STACK-T1-1M= 1M Type 1 Stacking Cable 1 C3850-NM-4-1G= Cisco Catalyst 3850 4 x 1GE Network Module 2 GLC-SX-MMD= 1000BASE-SX SFP transceiver module, MMF, 850nm, DOM 10 GLC-SX-MMD 1000BASE-SX SFP transceiver module, MMF, 850nm, DOM 10 Pictures for reference: