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100G ER4 vs. LR4: A Transceiver Selection Guide for Long-Haul Applications
Jan-13-2026
100G optical transceivers are core components of high-speed networks, with ER4 and LR4 being two mainstream long-distance solutions.
100G QSFP28 LRM LC
Mar-02-2023
Designed for MMF 1~100m LC100G 1310nm Support Dulplex OM4 LC Connection
QSFP28 100G ER4 Optical Module:Technologies and Applications for 40km Transmission
Jan-08-2026
QSFP28 100G ER4 optical module, with its compact design and robust 40km transmission capability, has emerged as a core component enabling high-performance network expansion.
100G QSFP28 ER4 : A Reliable Choice for Long-Reach High-Speed Transmission
Jan-04-2026
100G QSFP28 ER4 optical module is an optical transceiver solution designed for long-distance, high-performance data communication.
In-Depth Analysis of the QSFP28 100G ER4 Optical Module
Dec-18-2025
QSFP28 100G ER4 optical module becomes a critical component for achieving ultra-long-distance 40 km, 100 Gbps high-speed interconnection.
What is QSFP28 100G ER4 1310nm
Dec-17-2025
100G QSFP28 ER4 is a well-defined technical standard specifying the optical module requirements for achieving a 100 Gbps data rate over SMF with a transmission distance of up to 40 kilometers.
100G QSFP28 ER4 40KM Transceiver
Jan-07-2026
100G QSFP28 ER4 40KM Transceiver is delivers 100G data transmission over 40km maximum distance via LAN-WDM technology at 1310nm wavelength.
QSFP28 100G ER4 1310nm 40Km LC
Jan-06-2026
‌QSFP28 100G ER4 Optical Transceiver‌ utilizes 1310nm wavelength laser technology to achieve ‌40km long-haul transmission‌ over single-mode fiber via ‌duplex LC connectors‌.
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