{"id":643,"date":"2026-02-25T22:16:02","date_gmt":"2026-02-25T22:16:02","guid":{"rendered":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-100gbase-er4-qsfp28-transceiver-for-cisco-qsfp-100g-er4-s-taa-compliant\/"},"modified":"2026-02-25T22:16:02","modified_gmt":"2026-02-25T22:16:02","slug":"ust-100gbase-er4-qsfp28-transceiver-for-cisco-qsfp-100g-er4-s-taa-compliant","status":"publish","type":"product","link":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-100gbase-er4-qsfp28-transceiver-for-cisco-qsfp-100g-er4-s-taa-compliant\/","title":{"rendered":"UST 100GBASE-ER4 QSFP28 Transceiver for Cisco &#8211; QSFP-100G-ER4-S=  TAA Compliant"},"content":{"rendered":"<p>The US Transceivers compatible QSFP-100G-ER4-S is a high-performance 100GBASE-ER4 QSFP28 transceiver designed for long-reach single-mode fiber deployments. Operating over four wavelengths in the 1295 nm to 1310 nm range using LAN-WDM technology, this module delivers 100 Gbps aggregate data rates at distances up to 40 km, making it well suited for extended reach optical links between network nodes.<\/p>\n<p>Built in the compact QSFP28 form factor, this module uses an LC Duplex connector and supports Digital Optical Monitoring (DOM) for real-time diagnostics including temperature, voltage, TX power, and RX power. It is TAA compliant and meets RoHS, CE, and REACH regulatory requirements, ensuring compatibility with government and enterprise procurement standards.<\/p>\n<p>The US Transceivers compatible QSFP-100G-ER4-S is a cost-effective alternative for data center interconnect, metropolitan area networking, campus backbone, and enterprise wide area network applications requiring reliable, long-distance 100G connectivity.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The US Transceivers compatible QSFP-100G-ER4-S is a high-performance 100GBASE-ER4 QSFP28 transceiver designed for long-reach single-mode fiber deployments. Operating over four wavelengths in the 1295 nm to 1310 nm range using LAN-WDM technology, this module delivers 100 Gbps aggregate data rates at distances up to 40 km, making it well suited for extended reach optical links [&hellip;]<\/p>\n","protected":false},"featured_media":638,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[18],"product_cat":[359,360,344],"product_tag":[],"class_list":["post-643","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-100g-qsfp28-transceiver","product_cat-100gb-qsfp28-er","product_cat-sfp","pa_data-rate-100gb","pa_distance-40km","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\/643","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=643"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/media\/638"}],"wp:attachment":[{"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/media?parent=643"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_brand?post=643"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_cat?post=643"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_tag?post=643"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}