{"id":5236,"date":"2026-07-15T09:56:56","date_gmt":"2026-07-15T09:56:56","guid":{"rendered":"https:\/\/optics.carritech.com\/optical-transceivers\/uncategorized\/r9j30a\/"},"modified":"2026-07-15T09:57:50","modified_gmt":"2026-07-15T09:57:50","slug":"r9j30a","status":"publish","type":"product","link":"https:\/\/optics.carritech.com\/es\/optical-transceivers\/optical-transceivers\/qsfp-dd\/400g-qsfp-dd\/r9j30a\/","title":{"rendered":"R9J30A"},"content":{"rendered":"<p><strong>HPE R9J30A compatible 400G QSFP-DD FR4 1310nm 2km transceiver<\/strong><\/p>\n<p>Carritech CT-400G-QDD-FR4 is offered as a compatible alternative to HPE R9J30A for 400GBASE-FR4 single-mode applications. This module is matched on the key optical and electrical requirements: QSFP-DD form factor, 400G Ethernet, 1310nm CWDM4 wavelength grid, up to 2 km reach over SMF, duplex LC\/UPC connector and digital diagnostic monitoring.<\/p>\n<p>The transceiver supports 400GBASE-FR4 connectivity using PAM4 signalling with 8 x 53.125Gb\/s electrical lanes and 4 x 106.25Gb\/s optical lanes. It is designed for high-density data centre, cloud, routing and switching environments where a reliable OEM-compatible 400G QSFP-DD FR4 optic is required.<\/p>\n<p> Alternative references\/search terms include HPE X1E0 400G QSFP-DD FR4-WDM1300 2km LC, X1E0 400G QSFP-DD FR4.<\/p>\n<p>Carritech Optics supplies compatible transceivers with testing, coding support, short lead times and lifetime warranty coverage.<\/p>","protected":false},"excerpt":{"rendered":"<ul>\n<li>R9J30A \/ HPE X1E0 400G QSFP-DD FR4-WDM1300 2km LC \/ X1E0 400G QSFP-DD FR4 compatible 400G QSFP-DD transceiver alternative.<\/li>\n<li>Matched to Carritech CT-400G-QDD-FR4 for 400GBASE-FR4 applications.<\/li>\n<li>1310nm CWDM4, 2km, single-mode fibre, duplex LC\/UPC, DOM\/DDM.<\/li>\n<li>Suitable for high-density 400G Ethernet data centre, cloud and service provider links.<\/li>\n<\/ul>","protected":false},"featured_media":4514,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[284],"product_cat":[96,17,91],"product_tag":[411,215],"class_list":["post-5236","product","type-product","status-publish","has-post-thumbnail","product_brand-hpe","product_cat-400g-qsfp-dd","product_cat-optical-transceivers","product_cat-qsfp-dd","product_tag-400g-fr4","product_tag-exc","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.0 (Yoast SEO v28.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>HPE R9J30A Compatible Transceiver | Carritech Optics<\/title>\n<meta name=\"description\" content=\"Carritech CT-400G-QDD-FR4 is a compatible alternative to HPE R9J30A for 400G QSFP-DD FR4 1310nm 2km SMF LC applications.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, 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