United States$5,000,000+
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N
Noah Frost
5
Catalyst 4503 E-Series 3-slot chassis is reliable, easy to maintain, and ideal for medium-scale enterprise deployments.
WS-C4503-E
Cat4500 E-Series 3-Slot Chassis, fan, no ps
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Name:
WS-C4503-E
- Description:
- Cat4500 E-Series 3-Slot Chassis, fan, no ps
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 818216881609
- Condition:
- Warranty:
- 3
- List Price:
$995.00
- Price:
$824.0017.2% off
Quantity:
1
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WS-C4503-E Overview
WS-C4503-E is a high-performance switch engineered with a modular design that delivers robust architecture, versatile power options, and an extensive range of port configurations. It is built to support diverse deployment scenarios with redundant power supplies and multiple Ethernet interfaces, ensuring high performance and reliability in demanding enterprise and data center environments.
WS-C4503-E features advanced stacking capabilities that enable seamless scalability and simplified network management. Ideal for modern networks, this switch is optimized for high throughput and low latency, making it suitable for critical applications, campus backbones, and high-density office deployments.
WS-C4503-E price is $824.00, a 17.2% saving from the Cisco list price of $995.00. WS-C4503-E is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for WS-C4503-E for additional pricing. Browse the full Catalyst 4500 Switches series or explore all Cisco products.
WS-C4503-E Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply / AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 200W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Twisted Pair / Fiber / Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- WS-C4503-E
- Uplink Configuration
- 1G / 10G
- IOS
- IP Services
- POE Support
- Non POE
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 2 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 3 modular slots
- Flash Memory
- 64 MB
- Switching Capacity
- 56 Gbps
- Switching Capacity with Stacking
- 112 Gbps
- Product Name
- Cisco Catalyst WS-C4503-E Switch
- Height
- 3.5 inches
- Width
- 17.5 inches
- Depth
- 14 inches
- Weight
- 35 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 WS-C4503-E |  WS-C4507R+E |  C1-C4500X-32SFP+ |  WS-C4510R-E |  WS-C4503 | |
|---|---|---|---|---|---|
| Depth | 14 inches | 30 inches | 17 inches | N/A | 18 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 256 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Chassis | Rack-mount | Chassis | Rack-mount |
| Height | 3.5 inches | 7 inches | 1.75 inches | N/A | 1.75 inches |
| IOS | IP Services | IP Services | IP Services | IP Services | LAN Base |
| Interface Ports | 10/100/1000 | 10/100 | 10/100 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | WS-C4503-E | WS-C4507R+E | C1-C4500X-32SFP+ | WS-C4510R-E | WS-C4503 |
| Media Type Supported | Twisted Pair / Fiber / Combo | Twisted Pair / Fiber / Combo | Fiber | Combo | Combo |
| Memory | 256 MB | 256 MB | 512 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | N/A | 32 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | Over 48 Ports | N/A | Over 48 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Port/Expansion Slot Details | 3 modular slots | 7-slot chassis supporting various line cards and supervisor modules | N/A | 8 Expansion Slots | 24 x 10/100/1000 Ethernet ports, 4 x 1G SFP uplink ports |
| Power Consumption | 200W | N/A | 350 W | N/A | N/A |
| Power Source | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | Cisco Catalyst WS-C4503-E Switch | Cisco Catalyst 4507R+E Chassis Switch | C1-C4500X-32SFP+ Ethernet Switch | Cisco Catalyst 4510R-E Chassis Switch | Cisco Catalyst WS-C4503 Switching Platform |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 2 RU | 4 RU | 1 RU | 4 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 4 SFP Ports | N/A | 32 SFP+ Ports | Combo | 4 SFP Ports |
| Switching Capacity | 56 Gbps | 176 Gbps | 640 Gbps | 480 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 112 Gbps | N/A | 1280 Gbps | N/A | 256 Gbps |
| Uplink Configuration | 1G / 10G | 1G | 10G | 10G | 1G |
| Weight | 35 lbs | 85 lbs | 15 lbs | N/A | 22 lbs |
| Width | 17.5 inches | 19 inches | 19 inches | N/A | 19 inches |
Reviews & Ratings
O
Olivia Kane
5
Stable performance with professional-grade airflow and fan design.
P
Preston Barrett
5
Durable and integrates easily into existing network infrastructure.
Q
Quinn Rhodes
5
Reliable solution for critical backbone networks.
R
Rhea Lane
4
Professional-grade chassis with minimal downtime and high reliability.
Questions & Answers
What is the Cisco Catalyst 4500 E-Series 3-Slot Chassis (WS-C4503-E)?
The WS-C4503-E is an enterprise-class modular chassis with three line-card slots, an integrated fan tray, and no power supplies, designed for mid-density campus and branch deployments.
How many line-card slots does the WS-C4503-E support?
The WS-C4503-E supports three full-width line-card slots for Supervisor and service modules to deliver Layer 2/3 switching and advanced services.
Does the WS-C4503-E include power supplies out of the box?
No, the WS-C4503-E ships without power supplies; you must order compatible AC or DC power-supply modules separately for operation.
What cooling components are included with the WS-C4503-E chassis?
The chassis includes a front-to-back, hot-swappable fan tray that provides redundant airflow and intelligent fan speed control.
Which Supervisor Engines are compatible with WS-C4503-E?
The WS-C4503-E supports Supervisor Engine 6-E and Supervisor Engine 6L-E, enabling up to 160 Gbps throughput and advanced feature sets.
Can I install redundant power supplies in the WS-C4503-E?
Yes, two power-supply modules can be installed in the WS-C4503-E’s side bays to achieve N+1 redundancy.
What forwarding performance can I expect from the WS-C4503-E?
With Supervisor Engine 6-E, the WS-C4503-E delivers up to 160 million packets per second (Mpps) and 160 Gbps of switching capacity.
What are the physical dimensions and weight of the WS-C4503-E chassis?
The chassis measures 3.5” H x 17.5” W x 15.8” D and weighs approximately 35 lbs (15.9 kg) without modules or power supplies.
Which line cards and service modules are supported by the WS-C4503-E?
The WS-C4503-E supports all Cisco Catalyst 4500 E-Series line cards, including Ethernet, PoE+, digital-signal, and service modules.
How do I install a supervisor engine in the WS-C4503-E?
Slide the supervisor into the front slot rails, secure the captive screws, connect the management and console cables, and power up the chassis.
What are the environmental operating requirements for the WS-C4503-E?
The chassis operates in 0–40 °C ambient temperature with front-to-back airflow and meets standard data-center humidity and altitude specifications.
Does the WS-C4503-E require software licensing?
Yes, it uses Cisco IOS Software with Universal, IP Base, and IP Services license tiers to enable specific Layer 2/3 and advanced features.
What is the typical power consumption of the WS-C4503-E without any modules?
The empty WS-C4503-E chassis consumes approximately 100 W when powered, excluding supervisor engines and line cards.
What warranty and support options are available for this chassis?
Cisco provides a Limited Lifetime Hardware Warranty for the WS-C4503-E and offers SMARTnet® support for software updates and advanced replacement.
How can I order additional modules and accessories for the WS-C4503-E?
Refer to the Cisco Catalyst 4500 E-Series data sheet for part numbers and order compatible line cards, supervisor engines, power modules, and accessories.