{"id":1724,"date":"2026-04-03T14:49:28","date_gmt":"2026-04-03T14:49:28","guid":{"rendered":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-400gbase-lr4-qsfp-dd-transceiver-for-mellanox-mms1v90-wr-taa-compliant\/"},"modified":"2026-07-03T02:26:14","modified_gmt":"2026-07-03T02:26:14","slug":"ust-400gbase-lr4-qsfp-dd-transceiver-for-mellanox-mms1v90-wr-taa-compliant","status":"publish","type":"product","link":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-400gbase-lr4-qsfp-dd-transceiver-for-mellanox-mms1v90-wr-taa-compliant\/","title":{"rendered":"UST 400GBASE-LR4 QSFP-DD Transceiver for Nvidia &#8211; MMS1V90-WR TAA Compliant"},"content":{"rendered":"<p>The US Transceivers compatible MMS1V90-WR is a 400GBASE-LR4 QSFP-DD optical transceiver designed for high-density, long-reach network deployments. Operating over single-mode fiber, this module delivers an aggregate data rate of 400Gbps across four wavelength channels using LAN-WDM technology, supporting link distances of up to 10km. The QSFP-DD form factor enables backward compatibility and high port density in modern switching and routing platforms.<\/p>\n<p>Built to meet IEEE 802.3bs and QSFP-DD MSA standards, this US Transceivers compatible module supports Digital Diagnostic Monitoring (DDM) for real-time visibility into key optical parameters including temperature, voltage, TX power, and RX power. TAA compliant and manufactured to RoHS, CE, and REACH requirements, it provides a reliable, cost-effective alternative for data center interconnect, enterprise core networking, and cloud infrastructure applications.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The US Transceivers compatible MMS1V90-WR is a 400GBASE-LR4 QSFP-DD optical transceiver designed for high-density, long-reach network deployments. Operating over single-mode fiber, this module delivers an aggregate data rate of 400Gbps across four wavelength channels using LAN-WDM technology, supporting link distances of up to 10km. The QSFP-DD form factor enables backward compatibility and high port density [&hellip;]<\/p>\n","protected":false},"featured_media":968,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[119],"product_cat":[536,544,344],"product_tag":[],"class_list":["post-1724","product","type-product","status-publish","has-post-thumbnail","product_brand-nvidia","product_cat-400g-qsfp-dd-transceiver","product_cat-400gb-qsfp-dd-lr4","product_cat-sfp","pa_data-rate-400gb","pa_distance-10km","pa_product_type-single-mode","pa_wavelength-1295-56-1300-05-1304-58-1309-14nm","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product\/1724","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/comments?post=1724"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/media\/968"}],"wp:attachment":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/media?parent=1724"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_brand?post=1724"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_cat?post=1724"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_tag?post=1724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}