{"id":682,"date":"2026-02-25T22:16:08","date_gmt":"2026-02-25T22:16:08","guid":{"rendered":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-10gbase-bx40-d-sfp-transceiver-for-cisco-sfp-10g-bx40d-downstream-taa-compliant\/"},"modified":"2026-02-25T22:16:08","modified_gmt":"2026-02-25T22:16:08","slug":"ust-10gbase-bx40-d-sfp-transceiver-for-cisco-sfp-10g-bx40d-downstream-taa-compliant","status":"publish","type":"product","link":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-10gbase-bx40-d-sfp-transceiver-for-cisco-sfp-10g-bx40d-downstream-taa-compliant\/","title":{"rendered":"UST 10GBASE-BX40-D SFP+ Transceiver for Cisco &#8211; SFP-10G-BX40D (Downstream)  TAA Compliant"},"content":{"rendered":"<p>The US Transceivers compatible SFP-10G-BX40D is a 10GBASE-BX40-D SFP+ BiDi transceiver module designed as a downstream unit for single-fiber, single-mode operation. Operating at a transmit wavelength of 1330 nm and a receive wavelength of 1270 nm, this module supports 10 Gbps data rates over distances up to 40 km on standard SMF-28 single-mode fiber using a single LC Duplex connector.<\/p>\n<p>This downstream transceiver pairs with a compatible upstream (BX40-U) module to enable bidirectional transmission over a single fiber strand, reducing cabling infrastructure costs while maintaining full 10G throughput. The US Transceivers compatible SFP-10G-BX40D is TAA compliant and fully compatible with equipment that accepts the SFP-10G-BX40D specification.<\/p>\n<p>Built to SFP+ MSA standards and IEEE 802.3ae specifications, this module supports Digital Diagnostics Monitoring (DDM) for real-time performance visibility, making it well suited for enterprise networking, campus distribution, metro access, and data center interconnect deployments.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The US Transceivers compatible SFP-10G-BX40D is a 10GBASE-BX40-D SFP+ BiDi transceiver module designed as a downstream unit for single-fiber, single-mode operation. Operating at a transmit wavelength of 1330 nm and a receive wavelength of 1270 nm, this module supports 10 Gbps data rates over distances up to 40 km on standard SMF-28 single-mode fiber using [&hellip;]<\/p>\n","protected":false},"featured_media":679,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[18],"product_cat":[389,390,344],"product_tag":[],"class_list":["post-682","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-10g-sfp-bx-transceiver-bi-directional","product_cat-10gb-sfp-bidi","product_cat-sfp","pa_data-rate-10gb","pa_distance-40km","pa_product_type-bidi","pa_wavelength-1330nm-tx-1270nm-rx","first","instock","shipping-taxable","purchasable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product\/682","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=682"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/media\/679"}],"wp:attachment":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/media?parent=682"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_brand?post=682"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_cat?post=682"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_tag?post=682"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}