{"id":33977,"date":"2026-07-17T13:10:00","date_gmt":"2026-07-17T17:10:00","guid":{"rendered":"https:\/\/www.precisionot.com\/?post_type=product&#038;p=33977"},"modified":"2026-07-17T13:15:18","modified_gmt":"2026-07-17T17:15:18","slug":"pre-qsfp28-er1","status":"publish","type":"product","link":"https:\/\/www.precisionot.com\/de\/product\/pre-qsfp28-er1\/","title":{"rendered":"PRE-QSFP28-ER1"},"content":{"rendered":"<p>The PRE-QSFP28-ER1 is a high-performance 100G QSFP28 optical transceiver engineered for long-reach Ethernet connectivity in data center and networking environments. Supporting 100GBASE-ER Ethernet transmission, this module delivers 100Gbps over single-mode fiber (SMF) with a reach of up to 40 kilometers using single wavelength 1310nm PAM4 technology.<\/p>\n<p>&nbsp;<\/p>\n<p>Built on the QSFP28 form factor, the PRE-QSFP28-ER1 enables seamless integration into high-speed switching and routing platforms. The module utilizes EML transmitters and APD receivers to provide reliable optical transmission and signal reception, while the LC\/UPC connector supports efficient single-mode fiber connectivity.<\/p>\n<p>&nbsp;<\/p>\n<p>With integrated Digital Diagnostic Monitoring (DDM), the transceiver provides real-time performance visibility to simplify network management and improve reliability. Designed for commercial temperature environments and optimized for energy efficiency with power consumption below 4.5W, the PRE-QSFP28-ER1 is an ideal solution for long-distance 100G optical networking applications.<\/p>","protected":false},"excerpt":{"rendered":"<p>The PRE-QSFP28-ER1 is a 100G QSFP28 optical transceiver supporting 100GBASE-ER Ethernet over single-mode fiber up to 40km using single wavelength 1310nm PAM4 technology and an LC\/UPC connector.<\/p>\n<p>&nbsp;<\/p>\n<p>QSFP28, ER, 1310nm, 100G, 40km, SMF\/LC, 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