ROJ2081321/1 Ericsson RBS 2000 Base Station Module

The Ericsson ROJ2081321/1 is a Modular Magazine Unit 4A (MMU 4A), a critical hardware component used in Ericsson Radio Base Station (RBS) infrastructure. The MMU serves as a mechanical and electrical housing unit that accommodates various plug-in modules required for base station operation, providing power distribution, signal routing, and physical mounting for functional boards.

This unit is designed for deployment within Ericsson’s RBS 2000 and RBS 2000 series base station platforms, commonly used in GSM and UMTS mobile network infrastructure. The MMU 4A variant provides the backplane connectivity and module slots necessary for configuring base station functionality according to network operator requirements.

The ROJ2081321/1 is a legacy component associated with 2G/3G mobile network infrastructure that has largely been superseded by newer LTE and 5G platforms. However, it remains relevant for operators maintaining existing GSM/UMTS coverage or managing network consolidation projects where older RBS equipment continues in service.

Available from Tech Star as new or refurbished stock. Submit a price enquiry for availability and lead time.