Cisco QSFP-100G-ER4L-S Compatible 100GBASE-ER4 QSFP28 1310nm 40km OS2 DOM Duplex LC SMF Optical Transceiver Module

The ER4 extends 100G into genuine metro territory. A high-sensitivity APD receiver and carefully engineered optics close the 40km link budget from a standard QSFP28 port.

Compliance with IEEE 802.3ba 100GBASE-ER4 Lite ensures interoperation with standards-based equipment. Each module is aged, traffic-tested and serialized before shipment with individual test data.

100G QSFP28 ER4 Features

• Four LAN-WDM lanes in 1310nm window
• High-sensitivity APD receiver
• Duplex LC interface, QSFP28 form factor
• IEEE 802.3ba ER4 Lite compliant
• DOM per-channel monitoring
• Engineered thermal and airtight design

Typical Applications

• Regional network extensions
• Metro data center interconnect
• City-scale 100G backbone links
• Carrier Ethernet transport

Related 100G QSFP28 products:

• 100G Transceivers and Cables
• 100G QSFP28 SR4
• 100G QSFP28 LR4
• 100G QSFP28 ZR4
• 100G QSFP28 CWDM4

Fiber Optic Malaysia supplies 100G QSFP28 ER4 to Kuala Lumpur, Cyberjaya, Johor and the fast-growing regional data center corridor.