Nokia RRU ARHA (ARHA 474801A) – Detailed Product Description

Overview

The Nokia RRU ARHA (commonly referenced as model 474801A) is a 6T/6R RF Module (RFM) designed for AirScale / Flexi deployment in LTE Band 7 (2600 MHz) networks. It is built for macro cell environments, providing high output, multi-carrier capacity, and robust outdoor capabilities. 

Key Features & Specifications

• Configuration: 6 transmit / 6 receive (6T/6R) RF module. 

• Frequency Band: Operates in Band 7 (2600 MHz). 

• Output Power: Typical module power is 360 W (aggregate across the 6 TX paths). 

• Technology Support: Designed for LTE (FDD) with typical multi-carrier support. 

• Outdoor Design: Weatherproof housing suited for macro cell deployment. 

• Mounting Options: Can be integrated with Nokia AirScale / Flexi base station setups as an RFM in module racks or outdoor enclosures. 

Applications & Use Cases

• Macro Cell Coverage in Band 7: Ideal for 2600 MHz coverage zones where high capacity is needed.

• Carrier Aggregation & Capacity Boost: Suitable for combining multiple carriers to increase throughput.

• Network Upgrades & Expansion: Useful when upgrading or expanding LTE deployments in Band 7.

• Integration with Nokia AirScale / Flexi Systems: As part of Nokia’s modular radio architecture for scalable deployment.