Cisco Power Supply Units (54 products)

AC Power Entry Module for PWR-1400-AC/Cisco 7603 (PWR-1400-AC requires a 20A...

Cisco is the worldwide leader in networking for the Internet. Cisco provides the broadest line of solutions for transporting data, voice and video within buildings, across campuses, or around the world. Cisco solutions ensure that networks both public and private operate with maximum performance, security, and flexibility. More Info

1400 W AC-Input Power Supply, Spare

Power supply options for the Cisco Catalyst Series are capable of supporting inline power. The power supply provides output power to the system. This power is shared between the chassis components, the line cards, and the PoE powered devices; the power supply does not dedicate any specific power for PoE. The 1400 W AC-input power supply (PWR-1400-AC) can be installed in the Catalyst 6503 switch and Catalyst 6503-E switch chassis only. Due to form factor differences, the 1400 W AC-input power supply cannot be installed in any other Catalyst... More Info

Catalyst 4500 1000 WAC Power Supply (data only), Spare

The Cisco Catalyst 4500 Series offers a variety of power supplies and accessories to meet the diverse needs of enterprise and service provider customers. All available Cisco Catalyst 4500 Series power supplies can be used for data-only deployments, which typically require just a few hundred watts. For deployments that dictate support for PoE power, Cisco offers several options. More Info

All Cisco Catalyst 4500 Series PoE line cards can distinguish an IEEE or Cisco prestandard powered device from an unpowered network interface card (NIC) to help ensure that power is applied only when an appropriate device is connected. With a Cisco PoE network, administrators can depend on a robust network that is safe to deploy and simple to maintain.PoE(P)PoE provides -48-VDC power over standard Category 5 unshielded twisted-pair (UTP) cable up to 100 meters when an IEEE 802.3 af-compliant or Cisco prestandard powered device is attached to... More Info

Catalyst 6500 4000W AC power supply, Spare

Cisco is the worldwide leader in networking for the Internet. Cisco's Internet Protocol-based (IP) networking solutions are the foundation of the Internet and most corporate, education, and government networks around the world. Cisco provides the broadest line of solutions for transporting data, voice and video within buildings, across campuses, or around the world. Today, the Internet and computer networking are an essential part of business, learning and personal communications and entertainment. Virtually all messages or transactions... More Info

2700W AC Power Supply f/ Cisco 7604/6504-E

Cisco is the worldwide leader in networking for the Internet. Cisco provides the broadest line of solutions for transporting data, voice and video within buildings, across campuses, or around the world. Cisco solutions ensure that networks both public and private operate with maximum performance, security, and flexibility. More Info

Catalyst 4500 4200 WAC Power Supply, PoE, Spare

Cisco Catalyst 4500 E-Series Dual Input AC PoE Power SuppliesThe 6000W ACV and 4200W ACV power supplies feature combined Mode Power Resiliency as an extension of the traditional combined mode power-supply behavior. Each power supply contains two smaller power supplies (called sub-units). In Combined Mode Power Resiliency the system relies only on power from three out of four power-supply sub-units. When using 200 VAC, this feature helps ensure that maximum power is available while the switch is protected against a single input power failure... More Info

Catalyst 4500-X 750W AC Back-to-Front Cooling Power Supply

Cisco is the worldwide leader in networking that transforms how people connect, communicate, and collaborate. Their technology is changing the nature of work and the way we live. Founded in 1984, Cisco pioneered the development of Internet Protocol (IP)-based networking technologies. This tradition continues with the development of routing, switching, and other technologies such as application networking services, home networking, security, storage area networking, TelePresence systems, unified communications, video systems, and wireless More Info

Cisco Nexus 5548P/5548UP PSU Front-to-Back (port-side exhaust) Airflow...

The Cisco Nexus 5548 switches uses a front-end power supply. The chassis has slots for two power supplies. Two power supplies can be used for redundancy, but the Cisco Nexus 5548 switch is fully functional with one power supply. Note that the Cisco Nexus 5548P switch supports only front-to-back (port-side exhaust) airflow and the Cisco Nexus 5548UP switch supports either front-to-back (port-side exhaust) or back-to-front (port-side intake) airflows. More Info

Cisco 2921/2951 DC Power Supply, Spare

You can order Cisco 2911, 2921, and 2951 with a power supply that is AC, PoE, or DC. During product configuration you must select the type of power supply and the power-supply cable you need for use in a particular country. These platforms also offer power redundancy with the use of an external RPS device (Cisco Redundant Power System 2300 [RPS 2300]). A RPS adapter is needed in order to connect a Cisco 2911, 2921, or 2951 to the external RPS device. You can order the Cisco 2901 with an AC or PoE power supply. The Cisco 2901 does not offer a... More Info

Cisco 3925-3945E DC Power Supply, Spare

You can order each Cisco 3900 Series platform with dual power supplies that you can configure for power-supply redundancy or increased power for Power over Ethernet (PoE). The primary and secondary power supplies can be AC, PoE, DC, or any combination thereof. In order to power PoE ports on a switch module integrated into a router, you must order the router with a PoE power supply.Optional integrated power supply for distribution of PoE and universal DC power supply- An optional upgrade to the internal power supply provides inline power... More Info

Catalyst 6500 8700W Enhanced AC Power Supply, Spare

The 8700 Watt (W) enhanced AC power supply for Cisco ® Catalyst ® 6500 Series Switches (Figure 1) is a triple AC input power supply with remote restart capability. The 8700W enhanced AC power supply is designed for the 6-, 9-, and 13-slot Cisco Catalyst 6500 Series Switch chassis. A Cisco Catalyst 6500 Series Switch configured with the 8700W enhanced AC power supply will support up to 420 IEEE 802.3af Class 3 (15.4W) Power over Ethernet (PoE) devices with full redundancy in a single chassis, providing superior PoE scalability. A Cisco... More Info

1100W AC Power Supply

Compatibility: Cisco Catalyst 3850 Series Switches. More Info

Spare FRU power supply and fan, 250W AC power

The Cisco Catalyst Series Switches support dual redundant power supplies. The switch ships with one power supply by default, and the second power supply can be purchased at the time of ordering the switch or at a later time. If only one power supply is installed, it should always be in power supply bay 1. The switch also ships with three field-replaceable fans. More Info

Expansion power module for IE-3000-4TC & IE-3000-8TC, 0.65kg

Expansion Power Module for Cisco IE-3000-4TC, IE-3000-8TC, IE-3000-4TC-E and IE-3000-8TC-E switches. More Info