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Name:
WS-X6148-21AF
- Description:
- Cat6500 PoE 802.3af 10/100, 48 port (RJ21) line card
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$7,995.00
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$1,012.00
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WS-X6148-21AF
Cat6500 PoE 802.3af 10/100, 48 port (RJ21) line ca...
$7,995.00
$1,012.00
20 in Global Warehouse
$1,012.00
87% off
TRUSTED, TRIED, PROVEN
WS-X6148-21AF Overview
WS-X6148-21AF is an advanced Ethernet module engineered to deliver high-performance network connectivity within modular switch systems. It supports data rates of up to 1Gbps using robust RJ-45 connectors and is designed for seamless integration with compatible enterprise routers, switches, and servers, making it an ideal solution for expanding data center capacity and upgrading network infrastructures.
Built with a modular form factor for easy installation, WS-X6148-21AF reliably handles TCP/IP traffic, ensuring stable and efficient data transfers. Its design and supported features such as auto-negotiation, jumbo frames, and QoS make it a practical choice for organizations that demand scalability and enhanced network performance.
What is the price of WS-X6148-21AF?
Lowest price of WS-X6148-21AF is $ 1,012.00. Shop now! Get further exclusive discounts with bulk quotation on WS-X6148-21AF
Explore more options from Network Modules And Cards or explore other Cisco products.
WS-X6148-21AF Specifications
| Product Type | Network Module |
| Module Type | Ethernet |
| Data Rate | 1Gbps |
| Connector Type | RJ-45 |
| Supported Protocols | TCP/IP |
| Form Factor | Modular |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | 3.3V |
| Compatibility | Cisco |
| Max Speed | 1Gbps |
| Supported Features | Auto-negotiation / Jumbo Frames / QoS |
| Power Consumption | 15W |
| Interface Ports | Ethernet |
| Expansion Slots | N/A |
| Product Name | WS-X6148-21AF |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
WS-X6148-21AF Use Case
Campus VoIP Rollout with WS-X6148-21AF-Cat6500 PoE 802.3af 10/100, 48-Port (RJ21) Line Card
A large university deploys the Cisco WS-X6148-21AF-Cat6500 PoE 802.3af 10/100, 48-port (RJ21) line card in its core switches to power and connect 1,200 VoIP handsets across four buildings. By centralizing power over Ethernet and leveraging the RJ21 bulk-cabling interface, IT reduces rack space by 40% and cuts installation time by 60%, ensuring consistent voice quality and streamlined network management.
High-Density Wireless LAN Aggregation for Enterprise Offices
A financial services firm upgrades its Cat6500 chassis with the WS-X6148-21AF PoE 802.3af line card to support 48 access points per floor via RJ21 trunking. This high-density setup delivers reliable 100 Mbps connectivity and up to 15.4 W per port, enabling seamless roaming and capacity for video conferencing. Outcome: 30% faster Wi-Fi onboarding, simplified cabling, and centralized PoE budgeting for predictable operational costs.
IP Surveillance Backbone Using WS-X6148-21AF PoE 802.3af Line Card
A metropolitan transit authority installs the WS-X6148-21AF-Cat6500 PoE 802.3af 10/100, 48-port (RJ21) line card to power 48 outdoor IP cameras along a subway platform. The solution delivers consistent PoE power, fault tolerance via hot-swappable modules, and rapid RJ21 maintenance. Benefit: 24/7 video uptime, 50% reduction in power cabling complexity, and centralized monitoring for improved security compliance.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| Compatibility | Cisco | Cisco | Cisco / Juniper / Dell / HP | Cisco / Juniper / Arista / Dell / HP | Cisco Catalyst 6500 Series |
| Connector Type | SFP+ | RJ-45 | SFP+ | RJ-45 | Integrated Backplane Connector |
| Data Rate | 10Gbps | 1Gbps | 10Gbps | 1G | N/A |
| Depth | N/A | N/A | N/A | N/A | N/A |
| Expansion Slots | N/A | N/A | N/A | N/A | N/A |
| Form Factor | Modular | Modular | PCIe Modular | PCIe | Modular |
| Height | N/A | N/A | N/A | N/A | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | N/A |
| Interface Ports | SFP+ | Ethernet | Ethernet | Ethernet | N/A |
| Max Speed | 10Gbps | 1Gbps | 10Gbps | 1Gbps | N/A |
| Module Type | Ethernet | Ethernet | Ethernet | Ethernet | Supervisor Engine |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 50°C |
| Power Consumption | N/A | 15W | 15W | N/A | N/A |
| Product Name | WS-X6708-10G-3C Ethernet Module | WS-X6148-21AF | WS-X6066-SLB-APC | SPA-2X1GE | WS-SUP720-3BXL Supervisor Engine 720 |
| Product Type | Network Module | Network Module | Network Module / Network Card | Network Module | Supervisor Engine Module |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 70°C |
| Supported Features | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation / Jumbo Frames / QoS | Auto-negotiation / Wake-on-LAN / Jumbo Frames / QoS | High Availability / Redundancy / Advanced Routing / QoS |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP | TCP/IP | TCP/IP / MPLS / Routing Protocols |
| Weight | N/A | N/A | N/A | N/A | N/A |
| Width | N/A | N/A | N/A | N/A | N/A |
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Questions & Answers
Q
What is the Cisco WS-X6148-21AF line card?
A
The Cisco WS-X6148-21AF is a 48-port 10/100 Mbps RJ21 line card for Catalyst 6500 Series switches, supporting IEEE 802.3af Power over Ethernet for IP phones, wireless APs, and other PoE devices.
Q
Which Cisco chassis support the WS-X6148-21AF line card?
A
The WS-X6148-21AF is compatible with Cisco Catalyst 6506-E and 6509-E chassis when paired with PoE-capable supervisor engines such as Supervisor Engine 2T or 720-10G.
Q
How many ports and what speeds does the WS-X6148-21AF provide?
A
It delivers 48 x 10/100 Mbps Ethernet ports via an RJ21 connector, ideal for high-density access-layer deployments requiring PoE.
Q
Which PoE standard does the WS-X6148-21AF support?
A
This line card supports IEEE 802.3af PoE, supplying up to 15.4 watts per port to compliant devices.
Q
What is the total PoE power budget of the WS-X6148-21AF?
A
The WS-X6148-21AF can deliver a combined PoE budget of up to 740 watts, subject to installed power supplies and supervisor engine capacity.
Q
What type of connector does the WS-X6148-21AF use?
A
It uses a single 50-pin RJ21 connector that aggregates 48 low-speed Ethernet ports into one modular interface.
Q
How do I install the WS-X6148-21AF in a Catalyst 6500 chassis?
A
Power down the chassis, slide the WS-X6148-21AF into an empty line-card slot, secure the retention bracket, restore power, and verify status via the console or show module command.
Q
How do I configure PoE on the WS-X6148-21AF line card?
A
Use Cisco IOS commands such as interface range and power inline {auto | never | static max-wattage} to enable, disable, or set PoE priority per port.
Q
Can I mix the WS-X6148-21AF with other line cards in the same chassis?
A
Yes. Catalyst 6500 chassis support mixed line-card deployments as long as overall power and cooling requirements are met.
Q
How can I monitor PoE usage on the WS-X6148-21AF?
A
Run show power inline and show module commands in Cisco IOS to view real-time PoE allocation and per-port power consumption.
Q
What are the environmental specifications for the WS-X6148-21AF?
A
Operating temperature is 0 °C to 40 °C with 10%–85% non-condensing humidity, and it requires standard Cisco 6500 chassis cooling.
Q
What warranty and support options are available for the WS-X6148-21AF?
A
Cisco provides a limited lifetime warranty plus optional SMARTnet support for 24/7 hardware replacement and technical assistance.
Q
Where can I purchase genuine WS-X6148-21AF line cards?
A
Authorized Cisco partners and the Cisco online store sell certified WS-X6148-21AF line cards with full warranty and support coverage.
Q
How does the WS-X6148-21AF differ from the WS-X6148-RJ45?
A
The WS-X6148-21AF delivers PoE via an RJ21 connector, whereas the WS-X6148-RJ45 uses 48 individual RJ45 ports without integrated PoE support.
Q
What troubleshooting steps help resolve PoE issues on the WS-X6148-21AF?
A
Check power-supply status with show power inline, verify interface PoE settings, inspect cable integrity, and ensure attached devices comply with IEEE 802.3af.
Q
Is a firmware upgrade required for WS-X6148-21AF compatibility?
A
Ensure your Catalyst 6500 runs Cisco IOS release 12.2(33)SXH or later; apply recommended firmware updates for full WS-X6148-21AF support and optimal PoE performance.
