Nokia ABIO (475266A) – AirScale Capacity Baseband Unit

Product Overview

The Nokia ABIO (475266A) is a high-performance baseband processing unit within the Nokia AirScale portfolio, engineered to handle both LTE and 5G NR traffic. It is designed for integration into the AirScale System Module, supporting scalable, high-capacity deployments for modern mobile networks. 

Key Specifications

General Information

• Model Number: 475266A

• Form Factor: Pluggable unit occupying one B-slot in a 19-inch subrack

• Ingress Protection: IP20

• Weight: 2.65 kg

• Dimensions (H x W x D): 25 mm × 219 mm × 364 mm

• Operating Temperature Range: –5°C to +55°C (Front-to-Back airflow)

• Power Consumption:

• Typical: 160 W (at 25°C)

• Maximum: 270 W (all ports with SFPs and cables at maximum ambient temperature)

• Environmental Protection: IP20, ETSI EN 300 019-1-3, Class 3.1E 

Supported Radio Access Technologies (RATs)

• LTE: Supports up to 48 cells (2T2R or 4T4R)

• 5G NR:

• Wideband: Up to 12 cells of 100 MHz bandwidth

• mMIMO: 32 DL / 16 UL layers

• Diagonal Link Support: Yes 

Fronthaul Interfaces

• Number of Ports: 9 × SFP28

• Supported Interface Types:

• eCPRI 10/25 Gbps

• CPRI up to 9.8 Gbps

• OBSAI 3/6 Gbps (simultaneously) 

Capacity and Throughput

• Layer 1 Throughput:

• Downlink: 14 Gbps

• Uplink: 7 Gbps

• Number of RRC Users: 15,120 

Compatibility and Integration

• Compatible Subracks: AMIA, AMOB, AMOD

• Common Units: ASIB, ASIL

• Integration: Designed for integration into the Nokia AirScale System Module, supporting both LTE and 5G NR networks 

Applications

• 5G NR Deployments: Ideal for environments requiring support for 5G NR wideband and mMIMO cells.

• High-Capacity Networks: Suitable for areas with high traffic demands, providing enhanced baseband processing capabilities to manage increased data throughput.

• Network Evolution: Facilitates the transition to 5G networks by supporting advanced features such as mMIMO and carrier aggregation.

• Flexible Deployment: Compatible with various subracks and common units, allowing for adaptable integration into existing network infrastructures.