ADTN-100G-ER4 Adtran Compatible 100G QSFP28 ER4 40km SMF Transceiver

The ADTN-100G-ER4 is a 100G QSFP28 optical transceiver compatible with Adtran platforms. Plug-and-play, no configuration required.

• Form Factor: QSFP28
• Data Rate: 100G
• Protocol: ER4
• Wavelength: 1550nm
• Fiber Type: SMF
• Reach: 40km
• Connector: Duplex LC
• OEM Equivalent: ADTN-100G-ER4

Compatibility: Documented OEM compatibility (Adtran published compatibility documentation): this module is accepted in 100G QSFP28 ports on the FSP 150-XG400 Series, FSP 3000 M-Flex800, FSP 3000 OpenFabric Series, FSP 3000 TeraFlex, SDX 6000 Series, SDX 8000 Series, and Total Access 5000 Series. This module follows Adtran's published compatibility matrix; for your exact line card or OS release, email 10.4@tenfouroptics.com and we'll confirm fit.

Tested & Proven: Every TenFour Optics part is coded, tested, and verified before shipment — see Tested & Proven.

OEM-compatible and MSA-compliant. Manufactured to MSA specifications following ISO-certified processes. Class 1 laser certified, RoHS compliant. Digital Diagnostic Monitoring (DDM/DOM) supported. Every module is tested for traffic conformity per supported layer 2/3 protocols, DOM threshold verification, EEPROM/MSA value verification, serial number verification, and optical cleanliness before shipment.

Backed by the GreenLights4Life® Limited Lifetime Replacement Warranty. In-stock items ship same or next business day — contact 10.4@tenfouroptics.com to confirm availability and lead time. Trusted by network engineers and procurement teams across North America for 10 years.