{"product_id":"arista-qdd-400g-lr4-400g-qsfp-dd-transceiver-lr4-10km-duplex-smf-lc","title":"Arista QDD-400G-LR4 | 400G QSFP-DD Transceiver, LR4, 10km, Duplex SMF, LC","description":"The Arista QDD-400G-LR4 is a 400GBASE-LR4 QSFP-DD optical transceiver delivering 400Gbps connectivity over duplex single-mode fibre at distances up to 10km via a duplex LC connector. Built on 4-channel CWDM PAM4 technology across wavelengths of 1271, 1291, 1311, and 1331nm, it converts 8x50G PAM4 electrical lanes into 4x100G PAM4 optical channels — making it the ideal solution for high-density data centre spine-leaf interconnects, HPC fabrics, and long-reach switch-to-switch links.\u003cbr\u003e\u003cbr\u003eCompliant with IEEE 802.3cu 400GBASE-LR4 and IEEE 802.3bs 400GAUI-8 standards, the QDD-400G-LR4 supports Digital Diagnostic Monitoring (DDM\/DOM) for real-time visibility into optical performance. The hot-pluggable QSFP-DD MSA form factor ensures seamless integration into Arista 400G platforms. RoHS compliant and designed for enterprise-grade reliability. Get it now at iptrading.com.au — authentic hardware, reliable service.","brand":"Arista","offers":[{"title":"Default Title","offer_id":63479181967729,"sku":"QDD-400G-LR4","price":0.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0894\/3665\/1889\/files\/Transceiver-Placeholder_caf2ee86-8385-4355-9e5d-1ea1d50d3ed3.png?v=1776740269","url":"https:\/\/www.iptrading.com.au\/products\/arista-qdd-400g-lr4-400g-qsfp-dd-transceiver-lr4-10km-duplex-smf-lc","provider":"IP Trading Pty Ltd","version":"1.0","type":"link"}