{"id":1656,"date":"2026-04-01T08:17:28","date_gmt":"2026-04-01T08:17:28","guid":{"rendered":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-400gbase-lr4-qsfp-dd-transceiver-for-juniper-qdd-400g-lr4-10-taa-compliant\/"},"modified":"2026-07-03T02:26:15","modified_gmt":"2026-07-03T02:26:15","slug":"ust-400gbase-lr4-qsfp-dd-transceiver-for-juniper-qdd-400g-lr4-10-taa-compliant","status":"publish","type":"product","link":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-400gbase-lr4-qsfp-dd-transceiver-for-juniper-qdd-400g-lr4-10-taa-compliant\/","title":{"rendered":"UST 400GBASE-LR4 QSFP-DD Transceiver for Juniper &#8211; QDD-400G-LR4-10   TAA Compliant"},"content":{"rendered":"<p>The US Transceivers compatible QDD-400G-LR4-10 is a 400GBASE-LR4 QSFP-DD optical transceiver module designed for high-density 400G networking deployments. Operating over single-mode fiber, this module supports a maximum link distance of 10 kilometers and utilizes four wavelength channels in the 1295 nm to 1310 nm range using LAN-WDM technology, delivering an aggregate data rate of 400 Gbps.<\/p>\n<p>This module features an LC Duplex connector interface and employs EML transmitters paired with PIN photodetectors, making it well suited for long-reach interconnects in data center and enterprise environments. It includes Digital Diagnostic Monitoring (DDM) support for real-time visibility into optical performance parameters including temperature, voltage, transmit power, and receive power.<\/p>\n<p>The US Transceivers compatible QDD-400G-LR4-10 is manufactured to meet or exceed OEM specifications and complies with RoHS, REACH, CE, and TAA requirements, offering a cost-effective and fully compatible alternative for Juniper network infrastructures.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The US Transceivers compatible QDD-400G-LR4-10 is a 400GBASE-LR4 QSFP-DD optical transceiver module designed for high-density 400G networking deployments. Operating over single-mode fiber, this module supports a maximum link distance of 10 kilometers and utilizes four wavelength channels in the 1295 nm to 1310 nm range using LAN-WDM technology, delivering an aggregate data rate of 400 [&hellip;]<\/p>\n","protected":false},"featured_media":968,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[104],"product_cat":[536,544,344],"product_tag":[],"class_list":["post-1656","product","type-product","status-publish","has-post-thumbnail","product_brand-juniper","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\/1656","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=1656"}],"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=1656"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_brand?post=1656"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_cat?post=1656"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_tag?post=1656"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}