Cisco c8500 Fan Tray, 3-RU, Spare - C8500-FAN-3R=
The C8500‑FAN‑3R= fan tray is crucial for maintaining optimal thermal performance in 3‑RU Catalyst 8500 routers. With N+1 redundancy, front-accessibility, and Cisco-certified reliability, it ensures continuous and safe operation under demanding conditions.
Technical Specifications & Form Factor
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Form Factor: Supports full 3 RU chassis height; slides into the rear panel .
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Fan Configuration: Utilizes N+1 hot-swappable fans (typically three 120 mm units) for reliable front‑to‑back airflow.
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Cooling Performance: Matches chassis heat dissipation of 3,753 BTU/hr (typical) up to 5,118 BTU/hr max when fully outfitted with PSUs