Brand: HP · SKU: J4904A · MPN: J4904A · Category: Networking
The HP J4904A ProCurve 2848 is a 48-port Gigabit Ethernet switch designed for reliable connectivity and speed, suitable for small to medium-sized enterprises. It features 44 auto-sensing 10/100/1000 RJ-45 ports and 4 dual-personality ports that can operate as either 10/100/1000Base-T RJ-45 or mini-GBIC (SFP) slots for fiber connectivity. It is a managed switch supporting Layer 2 and Layer 3 lite features, including advanced access security, traffic prioritization, and IP static routing with up to 16 static routes. It also supports VLANs (IEEE 802.1Q with 4,096 IDs, 256 active simultaneously) and Jumbo packet support up to 9,216 bytes. The switch has a 96 Gbps backplane with up to 69.8 million pps throughput. It can also connect to an HP ProCurve EPS/RPS (J8168A) for redundant power. It typically ships in rackmount form factor and has a DB-9 serial console port.
| Model | J4904A / 2848 |
|---|---|
| Management | Managed (Web-based interface, Layer 2/3 lite) |
| Port Count | 48 Total (44x 1G RJ-45 + 4x Dual-Personality) |
| Port Speed | 10/100/1000 Mbps |
| Uplink Type | 4 Dual-Personality (RJ-45 or SFP/mini-GBIC) |
| Power Supply | Integrated PSU, supports optional RPS/EPS (J8168A) |
| VLAN Support | Yes (IEEE 802.1Q, 4,096 IDs, 256 simultaneous) |
| Backplane Speed | 96 Gbps |
| Standards Supported | IEEE802.3, IEEE802.3u, IEEE802.3ab |
| Warranty | Varies significantly; reported as Lifetime, Three year, or One Year depending on the reseller/condition (Used/Refurbished). |
| Weight | Not explicitly found |
| Dimensions | 17.3" x 16.9" x 1.8" |
The HP ProCurve 2848 Switch (J4904A) is a 48-port Gigabit Ethernet switch offering high-density connectivity with 44 dedicated Gigabit ports and 4 flexible dual-personality ports for copper or fiber uplinks. It provides enterprise-class features including advanced Layer 3 static routing capabilities, robust security, and traffic prioritization, making it suitable for access layer deployment in growing businesses or demanding environments.
Yes, this HP ProCurve Switch 2848 (J4904A) (J4904A) is 100% genuine HP hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This HP ProCurve Switch 2848 (J4904A) includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the J4904A.