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PWR-C2-640WDC-RF

Cisco - power supply - 640 Watt

Inventory quantities are subject to availability and are not guaranteed until the order is placed.

The Cisco PWR-C2-640WDC is a 640W DC Config 2 power supply designed for Cisco Catalyst 3650 Series switches. It accepts a DC input voltage range of -36 to -72 VDC (nominal -48 VDC), making it ideal for deployments in telecommunications facilities, data centers, and other environments where DC power infrastructure is standard. With a maximum output power of 640 watts, it provides ample capacity to support PoE+ deployments and high-density switch configurations.

This remanufactured unit has been professionally inspected, tested, and restored to meet Cisco quality standards, delivering the same reliable performance as new. The power supply features short circuit protection and delivers output ratings of +12V @ 20.83A and -54V @ 7.36A. Its compact form factor (1.58 x 3.75 x 11.75 in.) allows for easy hot-swap installation in compatible Catalyst 3650 switch chassis without powering down the switch, supporting continuous network availability.

Key Features:
• 640W DC power supply for Cisco Catalyst 3650 Series switches (Config 2)
• DC input voltage: -36 to -72 VDC (nominal -48 VDC); input current: 21–10.5A
• Output ratings: +12V @ 20.83A, -54V @ 7.36A; 2,188 BTU/h heat dissipation
• Hot-swappable design for zero-downtime replacement
• Short circuit protection for enhanced reliability
• Compact form factor: 1.58 x 3.75 x 11.75 in.; weight: 2.75 lb (1.25 kg)
• MTBF: 500,000 hours (demonstrated, 90% confidence level)

This power supply is well-suited for carrier-grade, industrial, and enterprise data center environments that operate on -48V DC power. By choosing remanufactured Cisco components, you are making an environmentally responsible decision while maintaining the performance and compatibility your network infrastructure demands.