Cisco C9300-PWR-1100W Full Official Product Description
1. Part Number & Naming Definition
Market Reference Name
Cisco Catalyst 9300 Series 1100W Hot-Swappable AC Platinum Power Supply Module
Market SKU:C9300-PWR-1100W
Official Cisco Spare Part Number:PWR-C1-1100WAC-P
Naming Breakdown
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C9300: Catalyst 9300 stackable enterprise switching platform
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PWR: Power supply assembly
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1100W: Rated continuous output power capacity
Core Product Positioning
The Cisco C9300-PWR-1100W (PWR-C1-1100WAC-P) is an 80 PLUS Platinum certified hot-swappable alternating current power supply designed exclusively for Cisco Catalyst 9300, C9300L and C9300X stackable switches. This high-capacity power unit delivers sufficient power to support switch forwarding ASICs, control processors, fan assemblies, uplink modules, and high-density PoE+, UPOE powered terminals. It supports standalone deployment or dual redundant load-sharing configuration. Fully compatible with StackPower technology to aggregate power resources across stacked switch members for dynamic power allocation in large-scale campus access networks.
2. Hardware Compatibility
Supported Switch Chassis
Cisco Catalyst 9300, C9300L, C9300X Series stackable switches
Ideal for high-density PoE+, UPOE equipped Catalyst 9300 fixed-port models
Supported Operating System
Cisco IOS XE for Catalyst 9300 Platform
Unsupported Platforms
Catalyst 3850, Catalyst 9200, Nexus switching family, ISR / ASR router platforms
3. Electrical & Physical Specifications
Form Factor
Front-load hot-swappable power supply equipped with mechanical eject latch; supports OIR (Online Insertion and Removal) without chassis power interruption
Airflow Direction
Front-to-back airflow (Port-side intake, rear exhaust), consistent with native Catalyst 9300 chassis thermal architecture
AC Input Parameters
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Input Voltage: 115–240 VAC universal auto-ranging
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Frequency: 50 / 60 Hz
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Active Power Factor Correction
Output Specifications
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Rated Continuous Output Power: 1100W
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Energy Efficiency: 80 PLUS Platinum certified
Built-In Protection Mechanisms
Overvoltage protection, overcurrent protection, short-circuit protection, overtemperature automatic shutdown
Front-panel LED indicators for AC input status and power-good operational status
Typical Weight
Approx. 1.30 kg (2.87 lbs)
Environmental Operating Parameters
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Operating Temperature: -5°C to 45°C (23°F – 113°F)
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Storage Temperature: -40°C to 70°C (-40°F – 158°F)
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Relative Humidity: 5% – 90%, non-condensing
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Maximum operating altitude: 3,000 meters (9,842 ft)
4. Supported Functional Capabilities
High Availability Operation
Full OIR support; power supply replacement without switch reboot or data traffic outage
Supports dual redundant load-sharing power architecture to eliminate single power failure risks
Native integration with Catalyst StackPower power pooling technology across stacked units
Power Monitoring & Management
Real-time voltage, current and temperature telemetry accessible via IOS XEshow environmentcommand
Fault event notifications via console logs, Syslog and SNMP v2c/v3 traps
Electronic serial number readable for asset tracking and equipment lifecycle management
Intelligent Thermal Control
Internal variable-speed fan dynamically adjusts rotational speed according to internal temperature to balance cooling efficiency and acoustic noise levels
5. Typical Enterprise Deployment Scenarios
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Primary or redundant power supply for high-density PoE+/UPOE Catalyst 9300 access switches in enterprise campus environments
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Power infrastructure supporting large quantities of IP phones, enterprise wireless APs, IP surveillance cameras and IoT terminals
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Spare inventory for maintenance and hardware lifecycle refresh of Catalyst 9300 switch fleets
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Stacked access switch groups leveraging StackPower power virtualization and cross-member power sharing
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Medium-to-large branch office network switching with heavy PoE device load requirements
6. Regulatory & Compliance Certifications
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Safety Standards: UL 60950-1, IEC/EN 60950-1, CSA C22.2 No.60950-1
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EMC Compliance: CE Mark, FCC Part 15 Class A, ICES-003 Class A, VCCI Class A
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Environmental: RoHS 2.0 compliant, WEEE directive compliant
7. Standard Factory Package Contents
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Cisco C9300-PWR-1100W (PWR-C1-1100WAC-P) 1100W AC Platinum Power Supply Module
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Hardware installation instruction sheet
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Safety and regulatory documentation
AC power cord sold separately
End-of-Life Status
The Catalyst 9300 product family remains active within Cisco product lifecycle. Spare power supply modules are continuously available via authorized Cisco distribution channels. Long-term migration option: Catalyst 9300X and Catalyst 9400 Series switching platforms.
UNSPSC Classification Code
43222617 – Cisco C9300-PWR-1100W hot-swappable 1100W Platinum-efficiency AC power supply for Catalyst 9300 stackable enterprise switches, supporting OIR, redundant power deployment and StackPower technology for high-density PoE/UPOE campus and branch access switching infrastructure.
Hardware Warranty
Original Cisco factory spare units carry limited manufacturer warranty. Refurbished hardware follows reseller commercial warranty agreements.
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