{"id":640,"date":"2026-02-25T22:16:01","date_gmt":"2026-02-25T22:16:01","guid":{"rendered":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-100gbase-lr4-4-pack-qsfp28-transceiver-for-cisco-100gqsfp-lr4-4-taa-compliant\/"},"modified":"2026-02-25T22:16:01","modified_gmt":"2026-02-25T22:16:01","slug":"ust-100gbase-lr4-4-pack-qsfp28-transceiver-for-cisco-100gqsfp-lr4-4-taa-compliant","status":"publish","type":"product","link":"https:\/\/demo.accurays.com\/ustransceivers\/product\/ust-100gbase-lr4-4-pack-qsfp28-transceiver-for-cisco-100gqsfp-lr4-4-taa-compliant\/","title":{"rendered":"UST 100GBASE-LR4 (4-PACK) QSFP28 Transceiver for Cisco &#8211; 100GQSFP-LR4-4  TAA Compliant"},"content":{"rendered":"<p>The US Transceivers compatible 100GQSFP-LR4-4 is a 4-pack bundle of 100GBASE-LR4 QSFP28 transceiver modules designed for high-density 100G optical deployments. Each module operates over single-mode fiber using four CWDM wavelengths (1295.56 nm, 1300.05 nm, 1304.58 nm, and 1309.14 nm) across the LAN-WDM grid, supporting link distances of up to 10 km. The QSFP28 form factor delivers a compact, hot-pluggable solution suitable for modern high-speed switching and routing platforms.<\/p>\n<p>Each transceiver in this bundle supports a data rate of 100 Gbps and features an LC Duplex connector interface for straightforward single-mode fiber connectivity. Digital Diagnostic Monitoring (DDM) provides real-time visibility into key performance parameters including optical power, temperature, and voltage, enabling proactive network management and simplified troubleshooting.<\/p>\n<p>This TAA compliant 4-pack offering is ideal for data center interconnect, enterprise core networking, and campus backbone applications. US Transceivers compatible 100GQSFP-LR4-4 modules are fully tested to meet or exceed OEM performance specifications, ensuring reliable drop-in compatibility.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The US Transceivers compatible 100GQSFP-LR4-4 is a 4-pack bundle of 100GBASE-LR4 QSFP28 transceiver modules designed for high-density 100G optical deployments. Each module operates over single-mode fiber using four CWDM wavelengths (1295.56 nm, 1300.05 nm, 1304.58 nm, and 1309.14 nm) across the LAN-WDM grid, supporting link distances of up to 10 km. The QSFP28 form factor [&hellip;]<\/p>\n","protected":false},"featured_media":638,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[18],"product_cat":[359,362,344],"product_tag":[],"class_list":["post-640","product","type-product","status-publish","has-post-thumbnail","product_brand-cisco","product_cat-100g-qsfp28-transceiver","product_cat-100gb-qsfp28-lr","product_cat-sfp","pa_data-rate-100gb","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\/640","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=640"}],"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=640"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_brand?post=640"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_cat?post=640"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/demo.accurays.com\/ustransceivers\/wp-json\/wp\/v2\/product_tag?post=640"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}