{"id":1660,"date":"2026-04-01T08:17:28","date_gmt":"2026-04-01T08:17:28","guid":{"rendered":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-4x100g-fr-qsfp-dd-transceiver-for-juniper-qdd-4x100g-fr-taa-compliant\/"},"modified":"2026-07-03T02:26:15","modified_gmt":"2026-07-03T02:26:15","slug":"ust-4x100g-fr-qsfp-dd-transceiver-for-juniper-qdd-4x100g-fr-taa-compliant","status":"publish","type":"product","link":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-4x100g-fr-qsfp-dd-transceiver-for-juniper-qdd-4x100g-fr-taa-compliant\/","title":{"rendered":"UST 4x100G-FR QSFP-DD Transceiver for Juniper &#8211; QDD-4X100G-FR   TAA Compliant"},"content":{"rendered":"<p>The US Transceivers compatible QDD-4X100G-FR is a 400G QSFP-DD optical transceiver designed as a direct replacement for the Juniper QDD-4X100G-FR. Operating over single-mode fiber with four 100G lanes using 1310 nm wavelength optics, this module delivers an aggregate data rate of 400 Gbps and supports link distances up to 2 km, making it well suited for high-density data center and metro interconnect deployments.<\/p>\n<p>Built to the QSFP-DD MSA and IEEE 802.3cu standards, this module utilizes four independent lanes of 100GBASE-FR1 optics via a single MPO\/MTP connector interface. Each lane operates at 106.25 Gbps using PAM4 modulation. Digital Diagnostic Monitoring (DDM) provides real-time visibility into temperature, voltage, bias current, and optical power levels for simplified network management.<\/p>\n<p>The US Transceivers compatible QDD-4X100G-FR is TAA compliant and manufactured to meet or exceed OEM specifications for interoperability, reliability, and performance in enterprise core, data center interconnect, and high-speed aggregation applications.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The US Transceivers compatible QDD-4X100G-FR is a 400G QSFP-DD optical transceiver designed as a direct replacement for the Juniper QDD-4X100G-FR. Operating over single-mode fiber with four 100G lanes using 1310 nm wavelength optics, this module delivers an aggregate data rate of 400 Gbps and supports link distances up to 2 km, making it well suited [&hellip;]<\/p>\n","protected":false},"featured_media":968,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[104],"product_cat":[536,549,344],"product_tag":[],"class_list":["post-1660","product","type-product","status-publish","has-post-thumbnail","product_brand-juniper","product_cat-400g-qsfp-dd-transceiver","product_cat-400gb-qsfp-dd-fr","product_cat-sfp","pa_data-rate-400gb","pa_distance-2km","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\/1660","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=1660"}],"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=1660"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_brand?post=1660"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_cat?post=1660"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_tag?post=1660"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}