The ARI-QSFPDD-400G-LR8 is a 400G QSFP-DD optical transceiver compatible with Arista platforms. Plug-and-play, no configuration required.
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Form Factor: QSFP-DD
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Data Rate: 400G
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Protocol: LR8
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Fiber Type: SMF
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Reach: 10km
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Connector: Duplex LC
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OEM Equivalent: ARI-QSFPDD-400G-LR8
Compatibility: Documented OEM compatibility (Arista published compatibility documentation): this module is accepted in 400G QSFP-DD ports on the 7050X4 Series, 7060X4 Series, 7060X5 Series, 7280R3 Series, 7368X4 Series, and 7800R3 Series. Confirm your exact chassis, line card, and OS release against the Arista matrix before deployment.
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 over 10 years.
