Ericsson KDU137925/3 R7B RBS radio base station equipment Base Station Module

The Ericsson KDU137925/3 R7B is a Baseband 5216 base station unit from the Ericsson RBS radio base station equipment range. The part number is what identifies these units: physically similar parts in the same range are not always interchangeable, and the label is the only reliable guide. Holding a spare matters on equipment of this generation: the manufacturer no longer supplies it new, so replacement depends on matching an existing unit exactly. Revision markings matter here. Builds under one part number are qualified separately, so a site is normally restocked with the revision it already runs. Check the full marking on the unit being replaced against this one before ordering. Tech-Star, UK-based and shipping worldwide, supplies Ericsson components for ongoing maintenance.