{"id":1390,"date":"2026-03-23T06:12:33","date_gmt":"2026-03-23T06:12:33","guid":{"rendered":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-25gbase-sr-sfp28-transceiver-for-hp-845398-b21-taa-compliant\/"},"modified":"2026-03-23T06:12:33","modified_gmt":"2026-03-23T06:12:33","slug":"ust-25gbase-sr-sfp28-transceiver-for-hp-845398-b21-taa-compliant","status":"publish","type":"product","link":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-25gbase-sr-sfp28-transceiver-for-hp-845398-b21-taa-compliant\/","title":{"rendered":"UST 25GBASE-SR SFP28 Transceiver for HP &#8211; 845398-B21  TAA Compliant"},"content":{"rendered":"<p>The US Transceivers compatible 845398-B21 is a 25GBASE-SR SFP28 optical transceiver module designed as a high-performance, cost-effective alternative for use in compatible HP networking equipment. Operating at a wavelength of 850nm over multimode fiber, this module delivers 25Gbps data rates with a maximum reach of 100 meters, making it well suited for short-reach, high-density data center deployments.<\/p>\n<p>This SFP28 transceiver features an LC Duplex connector interface and supports Digital Diagnostic Monitoring (DDM) for real-time visibility into key optical parameters such as temperature, voltage, TX power, and RX power. The module is built to IEEE 802.3by and SFP28 MSA standards, ensuring broad compatibility and reliable interoperability.<\/p>\n<p>The US Transceivers compatible 845398-B21 is TAA compliant and meets RoHS, CE, and REACH requirements, offering a dependable drop-in replacement for enterprise networking, cloud infrastructure, and high-performance computing environments.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The US Transceivers compatible 845398-B21 is a 25GBASE-SR SFP28 optical transceiver module designed as a high-performance, cost-effective alternative for use in compatible HP networking equipment. Operating at a wavelength of 850nm over multimode fiber, this module delivers 25Gbps data rates with a maximum reach of 100 meters, making it well suited for short-reach, high-density data [&hellip;]<\/p>\n","protected":false},"featured_media":947,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[26],"product_cat":[517,526,344],"product_tag":[],"class_list":["post-1390","product","type-product","status-publish","has-post-thumbnail","product_brand-hp","product_cat-25g-sfp28-transceiver","product_cat-25gb-sfp28-sr","product_cat-sfp","pa_data-rate-25gb","pa_distance-100m","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\/1390","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=1390"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/media\/947"}],"wp:attachment":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/media?parent=1390"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_brand?post=1390"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_cat?post=1390"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_tag?post=1390"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}