{"id":985,"date":"2026-02-25T22:16:49","date_gmt":"2026-02-25T22:16:49","guid":{"rendered":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-40gbase-csr-qsfp-transceiver-for-cisco-qsfp-40g-csr-s-taa-compliant\/"},"modified":"2026-02-25T22:16:49","modified_gmt":"2026-02-25T22:16:49","slug":"ust-40gbase-csr-qsfp-transceiver-for-cisco-qsfp-40g-csr-s-taa-compliant","status":"publish","type":"product","link":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-40gbase-csr-qsfp-transceiver-for-cisco-qsfp-40g-csr-s-taa-compliant\/","title":{"rendered":"UST 40GBASE-CSR QSFP+ Transceiver for Cisco &#8211; QSFP-40G-CSR-S  TAA Compliant"},"content":{"rendered":"<p>The US Transceivers compatible QSFP-40G-CSR-S is a 40GBASE-CSR QSFP+ transceiver module designed for high-speed optical interconnects over multimode fiber. Operating at an 850 nm wavelength using a parallel SR4-style architecture, this module supports link distances up to 400 meters over OM4 multimode fiber and up to 300 meters over OM3, making it well suited for intra-data-center connectivity at extended reach compared to standard SR4 modules.<\/p>\n<p>The US Transceivers compatible QSFP-40G-CSR-S features an MPO\/MTP connector interface and delivers an aggregate data rate of 40 Gbps across four parallel 10 Gbps lanes. It includes Digital Optical Monitoring (DOM) support for real-time diagnostics and is fully TAA compliant, meeting RoHS, CE, and REACH regulatory standards.<\/p>\n<p>This module is an ideal drop-in compatible replacement for use in enterprise core switching, data center top-of-rack deployments, high-performance computing clusters, and storage area network environments requiring reliable 40G multimode connectivity.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The US Transceivers compatible QSFP-40G-CSR-S is a 40GBASE-CSR QSFP+ transceiver module designed for high-speed optical interconnects over multimode fiber. Operating at an 850 nm wavelength using a parallel SR4-style architecture, this module supports link distances up to 400 meters over OM4 multimode fiber and up to 300 meters over OM3, making it well suited for [&hellip;]<\/p>\n","protected":false},"featured_media":984,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[18],"product_cat":[553,554,344],"product_tag":[],"class_list":["post-985","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-40g-qsfp-transceiver","product_cat-40gb-qsfp-csr","product_cat-sfp","pa_data-rate-40gb","pa_distance-400m","pa_product_type-multimode","pa_wavelength-850nm","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product\/985","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=985"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/media\/984"}],"wp:attachment":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/media?parent=985"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_brand?post=985"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_cat?post=985"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_tag?post=985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}