HUA WEI MA5626 MA5620 GPON ON Optical module HPSP2120 1. 25G 20KM TX1310nm/RX1490nm for Huawei GPON ONU SC port, single modelSmartAX MA5626 Remote Optical Access Equipment: Access product manuals, HedEx documents, product images and visio stencils. le service mapping a MA5626, and MA5669 support wide temperature ranges. 5G 20km SM SC Tx1310/Rx1490nm, For MA5626 MA5620 Optical Module. The SmartAX MA5620 (the MA5620 for short) and SmartAX MA5626 (the MA5626 for short) are industry-leading remote multi dwelling units (MDUs) launched by Huawei, which provide broadband services and IP voice services on the Fiber To The Building (FTTB) network for family users and small to medium.