WS-C6503 Cisco Catalyst 6500 3-Slot Chassis

Cisco

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Cisco WS-C6503 Catalyst 6500 3-Slot Chassis

Cisco Catalyst 6500 3-Slot Modular Chassis for Enterprise and Data Center Networks

The Cisco WS-C6503 Catalyst 6500 Series 3-Slot Modular Switch Chassis is a compact, 4RU modular switching platform designed for compatible enterprise network and data-center environments. Featuring three module slots, the chassis supports compatible supervisor engines, Ethernet line cards, and network service modules, allowing organizations to configure switching and routing capabilities according to their infrastructure requirements.

The Cisco WS-C6503 supports compatible Catalyst 6500 supervisor engines, including Supervisor Engine 2, Supervisor Engine 32, and Supervisor Engine 720, subject to configuration requirements. Its modular architecture supports flexible network expansion, while dual compatible power supplies provide power redundancy. Replaceable fan trays help maintain appropriate operating temperatures, with cooling requirements depending on the installed supervisor and modules.

The Cisco Catalyst 6500 WS-C6503 3-Slot Modular Chassis is suitable for enterprise campus switching, network distribution, legacy data-center infrastructure, and replacement of existing Catalyst 6500 equipment. It is a practical option for organizations maintaining compatible Cisco modular networking systems. Before purchasing, verify supervisor engine support, line-card compatibility, power supply configuration, and cooling requirements for the original WS-C6503 chassis.

Product Specifications - Cisco WS-C6503 Catalyst 6500 Series 3-Slot Modular Switch Chassis
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Specification	Details
Manufacturer	Cisco Systems
Complete Product Name	Cisco Catalyst 6500 Series 3-Slot Modular Switch Chassis
Part Number	WS-C6503
Product Type	Modular Switch Chassis
Product Series	Cisco Catalyst 6500 Series
Chassis Model	Catalyst 6503
Chassis Architecture	3-slot horizontal modular chassis
Total Module Slots	3
Supervisor Engine Slots	Slots 1 and 2
Line Card / Service Module Slots	Slots not occupied by supervisor engines, subject to compatibility
Supported Supervisor Engines	Supervisor Engine 2, Supervisor Engine 32, Supervisor Engine 32 PISA, and Supervisor Engine 720
Supervisor Redundancy	Supported with compatible supervisor configurations
Switching Backplane	32-Gbps shared bus; switching fabric capabilities depend on installed supervisor
Power Supply Configuration	Supports one or two compatible power supplies
Supported Power Supplies	950 W and 1400 W options, subject to power supply model and configuration
Power Redundancy	Supported with two compatible power supplies
Cooling System	Replaceable fan tray
Standard Fan Tray	FAN-MOD-3, 170 CFM
High-Speed Fan Tray	FAN-MOD-3HS, 270 CFM
High-Speed Fan Requirement	Required for Supervisor Engine 32 and Supervisor Engine 720 configurations
Rack Height	4 RU
Dimensions (H × W × D)	7 × 17.37 × 21.75 inches (17.78 × 44.12 × 55.25 cm)
Chassis Weight	28.5 lb (12.93 kg), chassis only
Fully Configured Weight	Approximately 83 lb (37.65 kg), for Cisco's specified configuration
Operating Temperature	32°F to 104°F (0°C to 40°C)
Storage Temperature	−40°F to 158°F (−40°C to 70°C)
Operating Relative Humidity	10% to 90%, noncondensing
Operating Altitude	Up to 6,500 ft (2,000 m)
Compliance	NEBS Level 3
Primary Applications	Enterprise campus switching, distribution networks, modular infrastructure expansion

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FAQs

Q1. What is the Cisco WS-C6503?
The Cisco WS-C6503 is a 3-slot modular chassis designed for compatible Cisco Catalyst 6500 Series supervisor engines, line cards, and network modules.

Q2. Who should buy the Cisco WS-C6503?
The Cisco WS-C6503 is suitable for enterprises, data centers, and network operators requiring a compact modular platform for compatible Catalyst 6500 switching infrastructure.

Q3. Is a refurbished Cisco WS-C6503 worth buying?
Yes. A professionally refurbished Cisco WS-C6503 can provide a reliable modular chassis platform and compatibility with existing Catalyst 6500 infrastructure while offering a practical lower-cost alternative to new equipment.

Q4. How many slots does the Cisco WS-C6503 provide?
The Cisco WS-C6503 provides three modular slots for compatible Cisco Catalyst 6500 Series network components.

Q5. What can be installed in the Cisco WS-C6503 chassis?
The Cisco WS-C6503 can accommodate compatible Catalyst 6500 Series supervisor engines, line cards, and network modules, depending on the chassis configuration and hardware compatibility requirements.