Huawei QSFP28-100G-ER4 40km Long-reach Single-mode Optical Module PN:02312NVQ

100G ER4 long-distance single-mode optical transceiver PN:02312NVQ, QSFP28 package, red pull tab, 1310nm 4-channel high-power CWDM DFB laser, duplex LC interface, max transmission distance 40km over G.652 single-mode fiber, for metropolitan wide-area backbone cross-city interconnection.

✅ Standard hot-swappable QSFP28 compact package, compatible with high-end core routers and OTN transmission equipment ✅ High-power DFB laser chip design, stable 40km long-distance single-mode transmission for metropolitan trunk lines ✅ Duplex LC universal optical port, matches standard single-mode LC simplex fiber jumpers ✅ Complete DDM digital optical monitoring, real-time monitoring of temperature, transmit/receive optical power and laser bias current ✅ Distinct red pull tab for quick field identification of 40km long-reach ER4 optical modules

Operator metropolitan wide-area backbone cross-city interconnection, multi-park data center long-distance cross-area convergence, financial multi-city branch core transmission, industrial park long-distance inter-machine room trunk links, medium-sized metro access long trunk network construction.