{"id":5271,"date":"2026-07-15T10:50:17","date_gmt":"2026-07-15T10:50:17","guid":{"rendered":"https:\/\/optics.carritech.com\/optical-transceivers\/uncategorized\/qdd-400g-sr8-3\/"},"modified":"2026-07-15T10:56:43","modified_gmt":"2026-07-15T10:56:43","slug":"qdd-400g-sr8-3","status":"publish","type":"product","link":"https:\/\/optics.carritech.com\/es\/optical-transceivers\/optical-transceivers\/qsfp-dd\/400g-qsfp-dd\/qdd-400g-sr8-3\/","title":{"rendered":"QDD-400G-SR8"},"content":{"rendered":"<p><strong>Arista QDD-400G-SR8 compatible 400G QSFP-DD SR8 850nm 100m transceiver<\/strong><\/p>\n<p>Carritech CT-400G-QDD-SR8 is a 400GBASE-SR8 QSFP-DD PAM4 850nm 100m DOM MPO-16\/APC MMF module. This Arista QDD-400G-SR8 compatible product is mapped as a coded equivalent for short-reach 400G Ethernet deployments using parallel multimode fibre.<\/p>\n<p>The module is designed for 400GBASE-SR8 applications over OM3\/OM4 multimode fibre, using an MPO-16\/APC optical interface and 850nm VCSEL-based optics. It supports 8 x 50G PAM4 optical lanes, with breakout support for 2 x 200G-SR4 and 8 x 50G-SR style applications where supported by the host platform.<\/p>\n<p>Use this product where a Arista QDD-400G-SR8 compatible alternative is required and a Carritech-coded equivalent can be supplied for the target hardware environment.<\/p>","protected":false},"excerpt":{"rendered":"<ul>\n<li>QDD-400G-SR8 compatible 400G QSFP-DD SR8 transceiver alternative.<\/li>\n<li>Matched to Carritech CT-400G-QDD-SR8 for 400GBASE-SR8 850nm 100m multimode fibre applications.<\/li>\n<li>QSFP-DD form factor, MPO-16\/APC connector, MMF, DOM\/DDM, 8 x 50G PAM4.<\/li>\n<\/ul>","protected":false},"featured_media":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[273],"product_cat":[96,17,91],"product_tag":[525,215],"class_list":["post-5271","product","type-product","status-publish","product_brand-arista","product_cat-400g-qsfp-dd","product_cat-optical-transceivers","product_cat-qsfp-dd","product_tag-400g-sr8","product_tag-exc","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.0 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Arista QDD-400G-SR8 Compatible 400G QSFP-DD SR8 Transceiver<\/title>\n<meta name=\"description\" content=\"Arista QDD-400G-SR8 compatible 400G QSFP-DD SR8 transceiver alternative to Carritech CT-400G-QDD-SR8. 850nm, 100m, MPO-16\/APC, MMF, DOM\/DDM.\" \/>\n<meta name=\"robots\" content=\"index, follow, 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