Detailed Specifications
HPE R8R54A Aruba CX 10000 Switch Power-to-Port Fan
Overview
The HPE R8R54A is a field-replaceable fan module engineered specifically for the Aruba CX 10000 series switch. This component is not a standalone device but a critical element for maintaining the operational integrity of the switch chassis in demanding data center environments. Its primary function is to provide consistent, directed airflow to prevent overheating of high-performance networking components, ensuring system stability and reliability. This module is designed with a power-to-port, or back-to-front, airflow configuration. This specific design is crucial for data centers that follow a strict hot-aisle/cold-aisle thermal management architecture. By drawing cool air from the front (port side) and exhausting hot air out the back (power supply side), the R8R54A fan module helps maintain predictable cooling patterns, preventing the recirculation of hot air and protecting the switch from thermal damage. As a hot-swappable unit, the R8R54A is designed for seamless deployment and maintenance within the Aruba CX 10000-48Y6C switch chassis. Its modular form factor allows network administrators to replace a faulty fan without scheduling downtime or taking the entire switch offline. This capability is essential for maintaining network availability in mission-critical infrastructures where continuous operation is non-negotiable.
