Ericsson ROJ 119 2291/1 Overview
The Ericsson ROJ 119 2291/1 is a professional-grade interface and transmission module for Ericsson Radio System (ERS). It ensures reliable signal routing and synchronization between transport, baseband, and radio layers, helping operators keep KPIs stable in LTE/5G deployments. Built to carrier-grade standards, it performs consistently under 24/7 workloads and varied field conditions.
Features and Applications
- Stable interconnect for ERS sites; low-loss signal handling.
- Ideal for modernization, swap programs, and spare-part pools.
- Tested for thermal endurance and long service life.
- Supports predictable service restoration after maintenance.
Compatibility and Internal Links
Commonly paired with
Ericsson ROJ 208 890/1
and optics platform
Ericsson RDH10247/2 RTXM192-406-C25.
Explore more ERS components in our
Ericsson category.
Condition, Warranty, and Delivery
Condition: original, fully tested. Warranty: 12-month replacement coverage. Packaging: anti-static, shockproof protective box. Delivery: DHL/UPS/FedEx worldwide express.
External Reference
For official background and integration guidance, visit the
Ericsson Radio System page.






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