C9K-PWR-930WDC-R/2 - Cisco Catalyst DC Power Supply, 930 Watt, Redundant - New 1 Gig Port It is responsible for cooling

It is responsible for cooling the entire chassis and interfacing with environmental monitors to trigger alarms when conditions exceed thresholds

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Cisco Industrial Ethernet 3000 Expansion SFP Module - supports 4 x 100MB SFP ports - for use with the Cisco IE-3000 switches

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C9K-PWR-930WDC-R/2 - Cisco Catalyst DC Power Supply, 930 Watt, Redundant - New 1 Gig Port It is responsible for coolingManufacturer: Cisco Manufacturer Part #: C9K PWR 930WDC R 2 Condition: NEW Availability: Inventory Available Request A Quote For Larger Quantities Cisco Catalyst DC Power Supply 930 Watt Front to Back Cooling Supported on the High Performance C9500 Switches Redundant The Cisco C9500 switch has two power supply slots that accept AC and DC input power supplies. The power supply modules are field replaceable units (FRUs) and are hot swappable. The