Cisco WS-C4503-E-S2+48V Networking Switch Chassis
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Why WS-C4503-E-S2+48V Cisco Catalyst 4503-E New is the best?

Availability: In Stock
Part Number#: WS-C4503-E-S2+48V
List Price was: $16422.56
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Short Description:
WS-C4503-E-S2+48V Catalyst 4503-E PoE Bundle, 1 x 1300AC, 1 x S2+,1 x WS-X4248-RJ45V | Made by Cisco | New Factory Sealed | Lead Time Required

Interface Types of This Product: Switch Chassis

Product Condition:
New Retail Factory Sealed
Warranty provided by ALLHDD.COM:
90 Days
We are giving specifications below, why one should consider procuring Cisco Chassis Switch Networking features, a general overview, description, performance specification, relevant images, a competitive price infographic, and technical information about the WS-C4503-E-S2+48V model with compatibility.

Scalable Networking Solutions of Catalyst Switch Chassis

The WS-C4503-E-S2+48V Cisco Catalyst 4503-E Switch Chassis is a scalable networking solution designed for enterprise-level networks. It provides a high-performance, highly available, and scalable network infrastructure. The following are some of the scalable networking solutions provided by the WS-C4503-E-S2+48V Cisco Catalyst 4503-E Switch Chassis:

  • StackWise Plus Technology: This technology allows multiple switches to be stacked together to form a single virtual switch, increasing the overall network performance, availability, and scalability.
  • Redundant Power Supply: The WS-C4503-E-S2+48V Cisco Catalyst 4503-E Switch Chassis is equipped with two power supplies to ensure continuous operation even if one power supply fails.
  • Modular Design: The switch chassis has a modular design, allowing the network administrator to add or remove line cards as needed, increasing the number of ports and network performance.
  • VLAN Support: The switch supports Virtual LANs (VLANs), allowing network administrators to divide the network into multiple virtual networks, providing better security and resource management.
  • Quality of Service (QoS): The switch provides QoS features to prioritize network traffic, ensuring that critical applications receive the bandwidth they need.
  • Link Aggregation Control Protocol (LACP): LACP allows multiple physical links to be combined into a single logical link, increasing the network's bandwidth and resiliency.
  • Energy Efficient Ethernet (EEE): The switch supports EEE, reducing the power consumption of the switch and reducing the overall energy costs.

Empowering Network Administrators

The WS-C4503-E-S2+48V Cisco Catalyst 4503-E Switch Chassis is a high-performance networking device designed to provide powerful networking capabilities to large organizations and data centers. Empowering network administrators to manage this device effectively is crucial for ensuring optimal network performance and security.

One of the key ways to empower network administrators with the WS-C4503-E-S2+48V is by providing them with the necessary training and resources to understand the device's features and capabilities. This includes hands-on training sessions, online courses, and access to technical documentation and guides.

Another way to empower network administrators is by providing them with the necessary tools and software to manage the device effectively. The Cisco Network Assistant is a powerful software tool that provides a centralized management interface for the WS-C4503-E-S2+48V, allowing administrators to configure and manage the device remotely and easily.

Additionally, empowering network administrators with the WS-C4503-E-S2+48V involves ensuring that they have the necessary security and access privileges to perform critical tasks and make changes to the device's configuration. This includes setting up role-based access control, which allows administrators to only access the features and functions they need to perform their job.

In conclusion, empowering network administrators with the WS-C4503-E-S2+48V Cisco Catalyst 4503-E Switch Chassis is essential for ensuring optimal network performance and security. By providing them with the necessary training, tools, and access privileges, network administrators can effectively manage and maintain the device, ensuring a reliable and secure network environment.

Quality of Service (QoS) and Traffic Management

Quality of Service (QoS) is a mechanism that helps to prioritize network traffic in a switch. It ensures that critical applications receive the necessary bandwidth and network resources, while non-critical applications are given a lower priority. The QoS implementation in the WS-C4503-E-S2+48V Cisco Catalyst 4503-E Switch Chassis is designed to help ensure that delay-sensitive applications, such as voice or video, are given priority over other types of network traffic.

Traffic management in the WS-C4503-E-S2+48V switch is achieved through the use of a number of techniques, including traffic shaping, queuing, and congestion avoidance. Traffic shaping helps to control the rate at which traffic enters the network, which helps to prevent network congestion and improve overall performance. Queuing ensures that different types of traffic are prioritized and processed in the appropriate order, so that critical applications receive the necessary resources and network performance is maintained.

Congestion avoidance techniques, such as flow control and buffer management, are used to help prevent network congestion and improve overall network performance. Flow control helps to regulate the flow of traffic in the network, so that congested areas can be identified and avoided. Buffer management helps to manage the amount of memory available in the switch, so that incoming traffic can be temporarily stored and processed in the appropriate order.

The WS-C4503-E-S2+48V Cisco Catalyst 4503-E Switch Chassis supports a range of advanced QoS and traffic management features, including support for 802.1p and DiffServ, priority queuing, and weighted fair queuing. These features, combined with the switch's high-speed performance and reliability, make it an ideal choice for organizations that require a robust and scalable network infrastructure.

General Information about this Cisco WS-C4503-E-S2+48V

  • Manufacturer Cisco Systems, Inc
  • Manufacturer Part Number WS-C4503-E-S2+48V
  • Brand Name Cisco
  • Product Line Catalyst
  • Product Series 4500
  • Product Model 4503-E
  • Product Name Catalyst 4503-E Switch Chassis
  • Product Type Switch Chassis

I/O Expansions

  • Expansion Slot Type Supervisor Engine
  • Expansion Slot Type Switching Module

Network & Communication

  • Layer Supported 4

Management & Protocols

  • Manageable Yes
  • Management-
  • Cisco Network Assistant
  • CiscoWorks
  • SNMP v1,2c
  • CLI
  • QOS
  • RMON
  • Telnet

Power Description

  • PoE (RJ-45) Port Yes
  • Power Source Power Supply
  • Redundant Power Supply Yes


  • Package Contents-
  • Catalyst 4503-E Switch Chassis
  • Catalyst 4500 Supervisor II-Plus (IOS), 2GE,Console(RJ-45) (WS-X4013+)
  • Catalyst 4500 PoE 802.3af 10/100, 48-Ports (RJ45) (WS-X4248-RJ45V)
  • Catalyst 4500 1300W AC Power Supply (Data and PoE) (PWR-C45-1300ACV)

Please contact us over the phone or ask for live chat/help if you have any questions about the estimated time of arrival for any "lead time required" item.

Different Types of Switches

Networking switches vary widely depending on the number of devices they can support, network bandwidth/speed, and form factor. Switches for small offices will have anything between 4 and 8 ports and can fit on a desk. For larger office network implementation, switches may have 24 ports, 48 ports, 96 ports, and 128 ports and are rack-mountable between 1U and 4U. Switches come in different types depending on the network speed and tasks they support. These include 40/100 Gbps, 10 Gigabit (up to 10000 Mbps), Gigabit Ethernet (up to 1000 Mbps), Power over Ethernet, and Fast Ethernet (10/100 Mbps).

Unmanaged Switches

The unmanaged switches offer fixed configuration on a plug-and-play basis. It is the most basic switch and there are a few choices in the market. These switches are affordable, but the basic features make them inappropriate for enterprise applications.

Managed Switches

The number of features and level of functionality improves with managed switches, making them ideal for enterprise and business applications. These switches are built with the command-line interface for ease of configuration. Equally, they support SNMP agents that come in handy when troubleshooting network issues.

The security on managed switches is better and will protect different types of traffic. Other features include support for virtual LANs, IP routing, and quality of service settings. Managed switches are more expensive compared to all other types of switches.

Smart Switches

Smart switches refer to switches that possess more features than those of unmanaged switches but do not have the full features of managed switches. Smart switches are more cost-effective than managed switches.

Some of the limitations of the smart switches are a lack of telnet access support, Web GUIs, and a lack of many features for VLANs. They are affordable compared to a fully managed switch and are suitable for a smaller computer network.

Modular Switches

Modular switches allow the addition of expansion modules as the network expands. The expansion modules allow for more networked devices but are application-specific. They may include wireless access points, firewalls, or network analysis tools. The flexibility of a modular networking switch comes at a higher cost.


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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
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Worldwide Shipping Options:

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