QSFP-100G-LR4 Arista Compatible 100G QSFP28 LR4 10km SMF

The QSFP-100G-LR4 is a 100G QSFP28 optical transceiver compatible with Arista platforms.

• Form Factor: QSFP28
• Data Rate: 100G
• Protocol: LR4
• Wavelength: 1310nm
• Fiber Type: SMF
• Reach: 10km
• Connector: Duplex LC
• OEM Equivalent: QSFP-100G-LR4

Compatibility: The QSFP-100G-LR4-ARI-TFO is TenFour Optics' compatible equivalent of the Arista QSFP-100G-LR4, coded per order for Arista platforms. Arista lists the QSFP-100G-LR4 for use in 100G QSFP28 ports on: 7020R Series, 7050X3 Series, 7060X Series, 7060X4 Series, 720XP Series, 7280R3 Series, 7300X3 Series, and 7800R3 Series. Add your switch model and OS release in the order notes, or email 10.4@tenfouroptics.com, and we confirm coding before it ships.

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

OEM-compatible and MSA-compliant. Compliance documentation (RoHS declaration, IEC 60825-1 laser classification) is available on request for project quotes. 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.