Cisco

Cisco WS-X6148-21AF-UG | 48x 10/100 (RJ21 Telco); 802.3af PoE (21 ports); license-free

Cisco WS-X6148-21AF-UG | 48x 10/100 (RJ21 Telco); 802.3af PoE (21 ports); license-free

SKU:WS-X6148-21AF-UG

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Description

Advanced upgrade daughter card that enables IEEE 802.3af power on 21 of 48 10/100 ports when installed on compatible 6148 RJ21 Telco line cards in Catalyst 6500 systems. Designed for WS-X6148-RJ21 and WS-X6148-RJ21V. Requires adequate chassis PoE power and supported line-card revision.

Features

- Adds 802.3af PoE to RJ21-based 6148 line cards
- 21-port PoE enablement for selective power deployment
- Hardware-only activation with no license requirements
- Extends service life of existing Catalyst 6500 installations
- Maintains RJ21 cabling plant

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Does this upgrade work with RJ-45 6148 cards?
A: No. It is designed for the RJ21 Telco variants (WS-X6148-RJ21/RJ21V).

Q: How many ports deliver PoE after upgrading?
A: Up to 21 ports will provide 802.3af PoE, subject to available chassis power.

Q: Is the line card included?
A: No. This is the upgrade module only.

Q: Can it power 802.3at devices?
A: It provides 802.3af only. 802.3at devices may fall back to 802.3af if supported.

Technical Specifications

- Compatibility: Catalyst 6500 10/100 line cards WS-X6148-RJ21, WS-X6148-RJ21V
- PoE capability: Enables IEEE 802.3af on up to 21 of 48 ports
- Connector type: RJ21 Telco (telephony) for port breakout
- Port speed: 10/100 Mbps (data)
- Licensing: No additional licenses required
- Power source: Uses chassis PoE power budget; availability dictates active PoE ports
- Standard support: IEEE 802.3af only (not 802.3at/UPoE)
- Intended use: Handsets, basic APs, and low-power edge devices

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