FOR ZXDU58 B121 / ZXDU58 B121(V2.0)-CSU Power Module for ZXDU58 B900

FOR replacement power module compatible with ZXDU58 B121 and ZXDU58 B121(V2.0)-CSU models. Designed to fit and restore power functionality in ZXDU58 B900 units, this module serves as a direct-replacement spare for the ZXDU58 series. Please confirm the ZXDU58 B900 compatibility and model numbers before purchase to ensure correct fit.