{"id":101284,"date":"2026-08-07T08:30:34","date_gmt":"2026-08-07T08:30:34","guid":{"rendered":"https:\/\/optics.carritech.com\/optical-transceivers\/uncategorized\/qsfp-400g-sr4-2\/"},"modified":"2026-08-07T08:30:36","modified_gmt":"2026-08-07T08:30:36","slug":"qsfp-400g-sr4-2","status":"publish","type":"product","link":"https:\/\/optics.carritech.com\/fr\/optical-transceivers\/optical-transceivers\/qsfp-dd\/400g-qsfp-dd\/qsfp-400g-sr4-2\/","title":{"rendered":"QSFP-400G-SR4.2"},"content":{"rendered":"<p><strong>Fully compatible Carritech alternative<\/strong><\/p>\n<p>Carritech Optics can offer <strong>CT-400G-QDD-SR4<\/strong> as a fully compatible, high-quality alternative to <strong>Alcatel-Lucent QSFP-400G-SR4.2<\/strong>. This Carritech alternative is matched against the key optical specifications and can be programmed and tested for your network requirements.<\/p>\n<p><strong>Carritech part number: CT-400G-QDD-SR4<\/strong><\/p>\n<p><strong>400G QSFP-DD SR4 850NM 100M<\/strong><\/p>\n<p>The 400GBASE-SR4 optical transceiver features an MTP\/MPO-12 connector and supports transmission distances of up to 100 meters over parallel OM4 multi-mode fiber. It complies with the IEEE 802.3bs protocol and the 400GAUI-8 standard.<\/p>\n<p>This module transmits a 400 Gigabit Ethernet signal across four parallel lanes, utilizing a single wavelength per lane. It also offers support for 2 \u00d7 200G-SR and 4 \u00d7 100G-SR configurations, making it a versatile solution for high-speed networking.<\/p>","protected":false},"excerpt":{"rendered":"<p>Carritech Optics can offer a fully compatible, high-quality alternative to <strong>Alcatel-Lucent QSFP-400G-SR4.2<\/strong>.<\/p>\n<p><strong>Carritech part number: CT-400G-QDD-SR4<\/strong><\/p>\n<ul>\n<li>53,125 GBd PAM4 \u00d74 canaux 400G-SR4 Interface optique<\/li>\n<li>26,5625 GBd PAM4 \u00d78 canaux 400G AUI-8 C2M Interface \u00e9lectrique<\/li>\n<li>Distance de transmission jusqu'\u00e0 100 m sur OM4\/OM5 MMF<\/li>\n<li>R\u00e9cepteur VCSEL et PIN 850nm<\/li>\n<li>Paquet MSA QSFP-DD avec MPO-12 APC<\/li>\n<li>Tr\u00e8s faible EMI et excellente protection contre les d\u00e9charges \u00e9lectrostatiques (ESD)<\/li>\n<li>Alimentation +3,3V<\/li>\n<li>Consommation \u00e9lectrique inf\u00e9rieure \u00e0 8W<\/li>\n<li>Temp\u00e9rature de fonctionnement du bo\u00eetier : 0~70\u00b0C<\/li>\n<li>Taux IIC jusqu'\u00e0 1MHz<\/li>\n<\/ul>","protected":false},"featured_media":4517,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[1730],"product_cat":[96,17,91],"product_tag":[93,94,215],"class_list":["post-101284","product","type-product","status-publish","has-post-thumbnail","product_brand-alcatel-lucent","product_cat-400g-qsfp-dd","product_cat-optical-transceivers","product_cat-qsfp-dd","product_tag-200g-400g-qsfp-dd","product_tag-800g-osfp","product_tag-exc","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.4 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>QSFP-400G-SR4.2 Compatible QSFP-DD 400G-QSFP-DD transceiver | Carritech Optics<\/title>\n<meta name=\"description\" content=\"Fully compatible alternative to Alcatel-Lucent QSFP-400G-SR4.2. 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