Cisco Catalyst 6503-E Enhanced 3-Slot Switch Chassis, 4RU

VENDOR: CISCO Mfg Part#: WS-C6503-E
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Regular price $5,502.00
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MSRP: $8,069.00
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  • 3-slot chassis supports dual supervisor engines and two Catalyst 6500 series modules
  • Supports both Cisco Catalyst OS and IOS software for operational consistency
  • Clock module (CLK-7600=) provides EOBC and switching bus clocking
  • Redundant design offers 1 to 3 second stateful failover capability
  • Rack-mountable 4RU chassis with approx. 33 lb weight and TAA compliance
  • Does not support WS-C6500-SFM and WS-X6500-SFM2 switch fabric modules

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Key Benefits

Eye-Insights
  • Offers high availability with stateful failover and dual supervisor engine support, ideal for mission-critical networks
  • Compact 4RU design conserves rack space in dense data center or enterprise deployments
  • Supports multiple network protocols and configurations with compatibility for both Catalyst OS and IOS software

Product Overview

The Cisco Catalyst 6503-E is a high-performance, 3-slot chassis switch designed for enterprise networking. Its 4RU form factor supports up to two Catalyst 6500 modules and dual supervisor engines with rapid failover for high availability. The chassis offers Layer 2 functionality, runs both Catalyst OS and IOS software, and is TAA-compliant. Features include a replaceable clock module and a non-replaceable voltage termination module, all within a compact and scalable chassis ideal for secure data centers and remote applications.

Specifications

Product Overview

Product Type Switch Chassis
Product Name 6503-E Switch Chassis
Product Model 6503-E
Product Series 6500
Product Line Catalyst
Brand Name Cisco
Form Factor Rack-mountable
Rack Units 4RU
Layer Supported 2
Number of Total Expansion Slots 3
Supports Power Supplies 1 or 2
Redundancy Support Yes, with dual supervisor engines
Failover 1 to 3 seconds stateful failover
Supervisor Engine Slots 2 (Slot 1 and Slot 2)
Weight (Approximate) 33 lbs

Wireless Features

Wireless Support

Compliance & Origin

Country of Origin UNITED STATES
TAA Compliant Yes
RoHS Compliance Yes
Certifications UL, CSA, CE Mark, FCC Part 15 Class A

Advanced Security Features

Access Control ACLs (Access Control Lists) via supervisor engine
Hardware Encryption Supported via certain supervisor modules
802.1x Authentication Support Dependent on supervisor engine OS
MAC Address Filtering Yes (via configuration)
Port Security Configurable via supervisor engine

Interfaces

Module Slots Supports up to 2 Catalyst 6500 series modules
Supervisor Engine Compatibility Yes (dual supported)
Backplane Bandwidth Up to 720 Gbps (with Supervisor Engine 720)
Switch Fabric Modules Support Not compatible with WS-C6500-SFM and WS-X6500-SFM2
Clock Module Replaceable CLK-7600=
Voltage Termination Module Non-replaceable VTT

Physical & Environmental

Height 7" (177.80 mm)
Width 21.8"
Depth 17.37" (441.20 mm)
Cooling Fan tray supported (not included by default)
Power Input AC/DC support depending on power supply module (not included)
Mount Type Rack-mountable (19-inch rack)
Chassis Material Metal

Cloud Management & Licensing

Management Software Support Cisco IOS and Cisco Catalyst OS
Software Licensing Dependent on installed supervisor engine
Remote Management Supported via supervisor engine
Monitoring Interface Cisco Prime, SNMP support