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HP J4908AR 20 x 1000Base-T + 2 x SFP mini-GBIC GE Switch Module
- 20 x 1000Base-T RJ-45 ports
- 2 x SFP (mini-GBIC) slots
- Gigabit Ethernet (GE) speeds
- Modular design for HP switches
- Supports copper and fiber connectivity
- Ideal for network aggregation and access layers
- Hot-swappable module
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Product Overview
The HP J4908AR is a versatile switch module offering 20 x 1000Base-T Gigabit Ethernet ports and 2 x SFP (mini-GBIC) slots for flexible uplink or module expansion. It provides high-density copper connectivity combined with the option for fiber optic uplinks.
Technical Information
| Copper Ports | 20 x 1000Base-T RJ-45 |
| Fiber Uplink Ports | 2 x SFP (mini-GBIC) |
| Speed | Gigabit Ethernet (1000 Mbps) |
Additional Specifications
| Form Factor | Switch Module |
| Compatibility | HP ProCurve Switches |
Product Description
The HP J4908AR is a high-density Gigabit Ethernet switch module designed to expand the port capacity and connectivity options of compatible HP ProCurve switches. It features twenty auto-negotiating 1000Base-T RJ-45 ports, providing ample connectivity for end devices such as computers, printers, and IP phones. These ports support Gigabit speeds, ensuring high throughput for demanding network applications. In addition to the copper ports, the module includes two SFP (Small Form-Factor Pluggable) slots, also known as mini-GBIC slots. These slots allow for the insertion of various SFP transceivers (sold separately), enabling flexible fiber optic uplinks or connections to other network segments. This dual connectivity approach, combining copper and fiber, makes the J4908AR a versatile solution for network aggregation, access layer deployments, and connecting to higher-tier switches or routers. As a modular component, the J4908AR is typically hot-swappable, allowing administrators to install or replace the module without disrupting network operations. This enhances network availability and simplifies maintenance. The module is designed to integrate seamlessly with HP's ProCurve switching platforms, offering a cost-effective way to increase port density and network flexibility.
