{"id":2036,"date":"2026-04-16T14:19:15","date_gmt":"2026-04-16T14:19:15","guid":{"rendered":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-40gbase-psm4-qsfp-transceiver-for-arista-qsfp-40g-psm4-ar-taa-compliant\/"},"modified":"2026-04-16T14:19:15","modified_gmt":"2026-04-16T14:19:15","slug":"ust-40gbase-psm4-qsfp-transceiver-for-arista-qsfp-40g-psm4-ar-taa-compliant","status":"publish","type":"product","link":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-40gbase-psm4-qsfp-transceiver-for-arista-qsfp-40g-psm4-ar-taa-compliant\/","title":{"rendered":"UST 40GBASE-PSM4 QSFP+ Transceiver for Arista &#8211; QSFP-40G-PSM4-AR   TAA Compliant"},"content":{"rendered":"<p>The US Transceivers compatible QSFP-40G-PSM4-AR is a high-performance 40GBASE-PSM4 QSFP+ transceiver module designed for single-mode fiber deployments requiring extended reach at 40Gbps. This module operates over eight single-mode fiber lanes (4 transmit, 4 receive) using an MPO\/MTP connector interface, with each lane transmitting at 10Gbps for an aggregate data rate of 40Gbps. The nominal wavelength is 1310nm, supporting a maximum cable distance of 500 meters over OS2 single-mode fiber.<\/p>\n<p>The US Transceivers compatible QSFP-40G-PSM4-AR is built to meet PSM4 MSA and IEEE 802.3 standards and is fully TAA compliant, making it suitable for government and regulated enterprise procurement. It supports Digital Diagnostic Monitoring (DDM\/DOM) for real-time visibility into optical performance parameters including temperature, voltage, and optical power levels.<\/p>\n<p>This module is an ideal solution for data center interconnects, campus backbone links, high-performance computing environments, and enterprise core networking applications where reliable 40G parallel single-mode connectivity is required.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The US Transceivers compatible QSFP-40G-PSM4-AR is a high-performance 40GBASE-PSM4 QSFP+ transceiver module designed for single-mode fiber deployments requiring extended reach at 40Gbps. This module operates over eight single-mode fiber lanes (4 transmit, 4 receive) using an MPO\/MTP connector interface, with each lane transmitting at 10Gbps for an aggregate data rate of 40Gbps. The nominal wavelength [&hellip;]<\/p>\n","protected":false},"featured_media":984,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[657],"product_cat":[553,563,344],"product_tag":[],"class_list":["post-2036","product","type-product","status-publish","has-post-thumbnail","product_brand-arista","product_cat-40g-qsfp-transceiver","product_cat-40gb-qsfp-psm4","product_cat-sfp","pa_data-rate-40gb","pa_distance-500m","pa_product_type-single-mode","pa_wavelength-1310nm","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product\/2036","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=2036"}],"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=2036"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_brand?post=2036"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_cat?post=2036"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_tag?post=2036"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}