Skip to content Skip to footer

WS-C4503-E

The Cisco WS-C4503-E is a compact, high-performance 3-slot chassis switch designed for enterprise and midsize network core or distribution layers, offering scalable Layer 2/3 switching with support for redundant power supplies and supervisor engines—ideal for cost-effective, reliable used hardware deployments.

SKU: WS-C4503-E Brand: Product ID: 128093

Description

The Cisco WS-C4503-E is a modular, 3-slot chassis designed for enterprise network deployments requiring scalability and high performance. Built for the Cisco Catalyst 4500 Series, this mid-sized switch chassis supports redundant power supplies and supervisor engines, ensuring network reliability and uptime. Its compact design makes it ideal for space-constrained environments while still delivering the flexibility to support a variety of line cards for switching, routing, and security functions. With front-to-back airflow and hot-swappable components, it provides efficient cooling and ease of maintenance for continuous operation.

This chassis supports Cisco Supervisor Engines, such as the SUP7-E or SUP8-E, enabling high-speed Layer 2 and Layer 3 switching with up to 848 Gbps of system throughput. It is compatible with a range of Cisco Catalyst 4500 Series line cards, offering Gigabit and 10-Gigabit Ethernet connectivity options for growing network demands. Dual power supply bays allow for redundant AC or DC power configurations, increasing fault tolerance and minimizing downtime. Designed for enterprise core, distribution, and access layer deployments, the WS-C4503-E delivers a balance of performance, flexibility, and investment protection for expanding network infrastructures.

Who We Are
 
ROC Telecom is a family-owned, Texas-based company specializing in helping businesses unlock value from their networking and telecom equipment. From routers and switches to optical gear and more, we provide a seamless solution for businesses looking to sell, recover assets responsibly, or buy quality-tested equipment at competitive prices.
 
What We Do
 
We make it easy to:
  • Sell Used Equipment: Get a quick, hassle-free quote and maximize the value of your old IT gear.
  • Buy Certified Networking Equipment: Access affordable, quality-tested equipment from top brands like Cisco, Juniper, Ciena, Fujitsu, Infinera and more.
Why Choose ROC Telecom?
  • Expertise You Can Trust: 15 years of experience in asset recovery and resale.
  • Sustainable IT Solutions: Reduce waste and support environmentally responsible practices.
  • Competitive Pricing: Fair, fast, and accurate valuations for all your equipment.
  • Free Shipping Logistics: Fast, secure, and hassle-free shipping or pickup options for buyers and sellers.
Our Process
  1. Submit a Request: You can use the “Buy” or “Sell” buttons above to get started — or fill out a form, call us at 585-406-1248, or email bailey@roctelecom.com. Whatever’s easiest for you, we’ll make it quick and hassle-free.
  2. Quick Evaluation: We’ll assess your equipment—whether you’re looking to sell it or find the right gear for your needs—and provide a fair offer.
  3. Simple Logistics: Fast, secure, and straightforward shipping or pickup solutions.
  4. Value Delivered: Recover funds from unused equipment or save on quality-tested networking and telecom gear.
Call Now Button