Cisco PWR-C1-1100WAC Power Supply for 3850 Series Switch PWRC11100WAC

Description:

The Cisco PWR-C1-1100WAC Power Supply is an 1100W AC power module used in Cisco Catalyst 3850 and 9300 series switches to provide reliable system power. Commonly installed in enterprise access switches, campus networks, and data center environments where high PoE power and redundancy are required. Maintenance teams and system integrators use this power supply for replacement, upgrades, and redundancy configurations to maintain network uptime and performance.

Applications:

The Cisco PWR-C1-1100WAC power supply is widely used in enterprise networking environments to deliver consistent and high-capacity power to Catalyst switching platforms. It is deployed in corporate offices, campus networks, and data centers where switches power devices such as IP phones, wireless access points, and security cameras via PoE. With support for redundant configurations and hot-swappable installation, this power module ensures continuous operation and minimizes downtime in mission-critical network infrastructures.

Technical Specifications:

• Manufacturer: Cisco
• Model / Part Number: PWR-C1-1100WAC
• Alternate Part Number: PWRC11100WAC
• Product Type: AC Power Supply Module
• Output Power: 1100 Watts
• Input Voltage: 115–240 VAC, 50–60 Hz
• Input Current: 6–12 A
• Output Voltage: -56 V DC
• Compatibility: Cisco Catalyst 3850 and 9300 Series Switches
• Installation Type: Hot-swappable plug-in module
• Efficiency: Up to ~94% (high-efficiency design)
• Cooling: Internal fan with thermal protection
• Dimensions: Approx. 1.58 x 3.25 x 13.7 inches
• Application: Switch power and PoE support

Common Replacements:

• Cisco PWR-C1-715WAC
• Cisco PWR-C1-350WAC
• Cisco PWR-C1-1100WAC-P