Cisco PA-1112-1-LF 1100 Watt AC Power Supply Refurbished

In the realm of networking equipment, power supplies play a crucial role in ensuring the reliability and performance of devices. The Cisco PA-1112-1-LF, a Catalyst 1100 Watt AC Switching Power Supply, is a powerhouse designed specifically for Cisco 3560X and 3750X switches. In this comprehensive exploration, we delve into the features, technical specifications, benefits, and applications of the Cisco PA-1112-1-LF, shedding light on its significance in the world of network infrastructure.

The Cisco PA-1112-1-LF delivers a robust power capacity of 1100 Watts, ensuring a stable and reliable power source for Cisco 3560X and 3750X switches. This is critical for maintaining uninterrupted network operations, minimizing downtime, and enhancing the overall reliability of the network infrastructure.

The PA-1112-1-LF accepts a wide range of voltage inputs, ranging from 100 to 240 volts AC. This versatility in voltage compatibility makes it suitable for deployment in various regions with different power standards, providing flexibility in network infrastructure setups.

Designed specifically for Cisco 3560X and 3750X switches, the PA-1112-1-LF ensures seamless compatibility. This tailored compatibility guarantees that the power supply meets the specific requirements of these switches, providing optimal performance and efficiency.

As an AC switching power supply, the Cisco PA-1112-1-LF efficiently converts alternating current (AC) input from the power source to direct current (DC) output for the switches. This switching technology enhances energy efficiency, reduces heat generation, and contributes to the overall performance of the power supply.

Operating at a frequency of 50-60Hz, the power supply accommodates the standard power frequencies used globally. This ensures that the Cisco switches receive a consistent and stable power input, contributing to their optimal performance.

With an efficiency rating of 85%, the Cisco PA-1112-1-LF minimizes energy wastage during the power conversion process. This high efficiency not only reduces operational costs but also reflects Cisco's commitment to environmentally conscious and energy-efficient networking solutions.

The power supply delivers a direct current (DC) output voltage of 12 volts. This output voltage is precisely what Cisco 3560X and 3750X switches require for their operation. The accurate delivery of power ensures that the switches function optimally without the risk of overvoltage or undervoltage issues.

The hot-swappable feature of the Cisco PA-1112-1-LF allows for the replacement or addition of the power supply without shutting down the switches. This hot-swappable capability contributes to network resilience, as it enables maintenance or upgrades without causing disruptions to ongoing operations.

With an internal form factor, the power supply is integrated within the chassis of the Cisco switches. This internal configuration ensures a compact and space-efficient design, making it suitable for deployment in environments where space is a consideration.

The primary benefit of the Cisco PA-1112-1-LF lies in its ability to provide a reliable and consistent power source for Cisco 3560X and 3750X switches. In networking environments, where uninterrupted operations are paramount, a dependable power supply is crucial to maintaining connectivity and preventing disruptions.

The PA-1112-1-LF is engineered specifically for Cisco 3560X and 3750X switches, ensuring a seamless integration that aligns with the unique power requirements of these devices. This tailored compatibility guarantees that the power supply is optimized to meet the demands of Cisco's high-performance switches.

The AC switching power supply technology employed by the PA-1112-1-LF enhances energy efficiency. By efficiently converting AC to DC, it reduces power wastage and minimizes heat generation. This efficiency not only contributes to cost savings but also aligns with the industry's push toward sustainable and eco-friendly networking solutions.

In enterprise-level networks where Cisco 3560X and 3750X switches are deployed to handle the demands of large-scale operations, the Cisco PA-1112-1-LF ensures that these switches receive a stable and efficient power supply. This is crucial for supporting diverse business applications and ensuring seamless communication across the organization.

Data centers, with their high-density networking equipment, rely on robust power solutions. The Cisco PA-1112-1-LF, with its 1100-watt capacity, is well-suited for data center environments where the demands on power supplies are intense. Its hot-swappable capability adds to the flexibility required in dynamic data center setups.

Telecommunication networks, where reliability and continuous connectivity are non-negotiable, benefit from the Cisco PA-1112-1-LF. Its compatibility with Cisco switches makes it an ideal choice for telecommunication infrastructures, ensuring that network devices are powered efficiently to deliver consistent services.

The PA-1112-1-LF Cisco 1100-watt AC Power Supply has a maximum output power of 1100 watts (W) and an efficiency rating of 92%. The efficiency rating of a power supply refers to the percentage of the input power that is converted into usable output power. In this case, 92% of the input power is converted into usable output power, with the remaining 8% being lost as heat.

This power supply is designed to provide a continuous power output of 1100 watts and can handle short-term peak power requirements up to 1250 watts. It is compatible with a variety of Cisco routers and switches, including the Cisco ASR 1000 Series, Cisco ISR G2 Series, and Cisco Nexus 7000 Series. It is important to note that compatibility may vary depending on the specific model and version of the router or switch in question. It is always best to consult the Cisco compatibility matrix or consult with a Cisco representative to ensure compatibility before purchasing.

• Manufacturer: Cisco
• Part Number or SKU# PA-1112-1-LF
• Product Type: Networking
• Sub-Type: Switching Power Supply

• Power Provided: 1100 Watt
• AC Power Supply for 3560X And 3750X.
• Voltage Input: 100-240V AC
• Frequency: 50-60Hz
• Efficiency: 85%
• Output Voltage: 12V DC
• Hot Swappable: Yes
• Form Factor: Internal

• Cisco ASR 1000 Series Aggregation Services Routers
• Cisco ISR G2 Series Integrated Services Routers
• Cisco Nexus 7000 Series Switches
• Cisco Catalyst 6500 Series Switches
• Cisco 7600 Series Routers

Finally, In the intricate web of network infrastructure, the Cisco PA-1112-1-LF Catalyst 1100 Watt AC Switching Power Supply stands as a key enabler of reliable and efficient power delivery. Its compatibility with Cisco 3560X and 3750X switches, coupled with high-tech features like hot-swappability and efficient AC switching, positions it as a crucial component in ensuring uninterrupted network operations.

Whether deployed in enterprise networks, data centers, or telecommunication infrastructures, the Cisco PA-1112-1-LF plays a pivotal role in powering the backbone of modern connectivity. As technology advances and networking requirements evolve, the importance of a robust and tailored power supply, such as the PA-1112-1-LF, becomes increasingly evident in sustaining the seamless flow of data and communication.