QDD-503 Gigamon Compatible 400G QSFP-DD LR4 10km SMF Transceiver

The QDD-503 delivers 400G across single-mode spans to 10km in the QSFP-DD form factor, as a compatible replacement for the Gigamon part of the same number. At that reach it serves high-density aggregation and inter-building links, mating through a duplex LC connector, and it is hot-swappable.

• Form Factor: QSFP-DD
• Data Rate: 400G
• Protocol: LR4
• Fiber Type: SMF
• Reach: 10km
• Connector: Duplex LC
• OEM Equivalent: QDD-503

Compatibility: Built to MSA standards and coded per order for Gigamon platforms. Please add your switch model and OS release in the order notes, or email 10.4@tenfouroptics.com.

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

It is coded for Gigamon gear and reports operating state over DDM. Manufactured to MSA specification and individually verified — host coding and diagnostics — before it ships. Backed by the GreenLights4Life® Limited Lifetime Replacement Warranty. In-stock items ship same or next business day.

Download datasheet (PDF)