Huawei WD22UMPT67 BBU3900/BBU3910/BBU5900 Telecom System Card / Module

The Huawei WD22UMPT67 is a UMPT (Universal Main Processing and Transmission) board, the main control board for Huawei’s BBU3900, BBU3910 and BBU5900 baseband units. It manages the other boards fitted in the BBU, processes signalling, handles the transmission interfaces and provides clock synchronisation for the base station. Unlike the WCDMA-specific WMPT, the UMPT is a multi-mode board that supports GSM, WCDMA and LTE configurations, reflecting Huawei’s SingleRAN approach of running multiple radio technologies from shared hardware. It sits in the BBU alongside the baseband (UBBP/WBBP) boards, connecting the radio access network to the core network via its transmission ports. As the main control board, correct hardware and firmware revision matching to the host system’s software baseline is essential before fitting a replacement. UMPT boards remain in steady demand for maintaining and expanding installed Huawei base station networks as multi-mode SingleRAN deployments continue to be a mainstream upgrade path. Tech-Star (UK-based, shipped worldwide) supplies the WD22UMPT67 tested and ready to deploy. Get in touch with our team to confirm compatibility, check stock and arrange shipping.