Huawei 02314HES QSFP-100G-ER4 OM9558ES100 100GBASE-ER4 LC SMF QSFP28 Optical Module 5 2

02314HES

These are serious optics for long-haul 100G. The ER4 spec gives you 40km easy. DOM readings are accurate, signal is clean, and it locks fast. Expensive but worth it for the reach.

5

Huawei 02314HES QSFP-100G-ER4 OM9558ES100 100GBASE-ER4 LC SMF QSFP28 Optical Module 5 2

02314HES

Using these for metro dark fiber runs. The QSFP28 form factor, LC connector, 40km range—it checks all the boxes. Huawei build quality is solid. Just make sure your fiber is clean because 100G is unforgiving.

5