Huawei QSFP28 100G 4WDM 40km Optical Module PN:02312QTL

Medium-long haul single-mode optical transceiver PN 02312QTL, QSFP28 package, 4-WDM integrated 1310nm laser, duplex LC interface, max transmission distance 40km over G.652 single-mode fiber, cost-effective alternative to ER4 for metro medium-distance backbone networking.

✅ Standard QSFP28 universal package, compatible with mainstream 100G switches and Huawei OSN OTN equipment ✅ Integrated 4-WDM optical path design, simplifies internal optical structure, lower cost than ER4 ✅ Stable 40km single-span transmission on G.652 fiber, meets metro cross-district aggregation demand ✅ Orange pull tab for quick visual distinction of 4WDM 40km modules ✅ Standard duplex LC port, matches common single-mode LC simplex patch cords ✅ Full DDM digital diagnostic monitoring, real-time track module temperature, transmit/receive optical power and laser bias current

Operator municipal cross-district 100G aggregation backbone, medium cloud data center inter-city short-distance convergence, multi-branch enterprise cross-city networking, intra-city multi-branch financial transmission, campus medium-long distance OTN access layer construction with cost control requirements.