
HP
HP J9548A 20-Port Gigabit Ethernet SFP+ Expansion Module
Boost your network infrastructure with 20 Gigabit Ethernet ports and dual SFP+ slots in a single expansion module.
$88.99*
View on Amazon
✓ In Stock on Amazon.com
*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.
Affiliate Disclosure: Studio Supplies may earn a commission from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.
Notice a mistake? Let Us Know
Overview
Key Features
Manufacturer- HP
HP Part Number- J9548A
Product Type- Modules
Product Type Expansion Module
Expansion Slots 2 x SFP+
Interface Type 1000Base-T
Specifications
Brand
HP
Model
J9548A
LAN Ports
20 x 1000Base-T
SFP+ Slots
2
Interface Type
1000Base-T
Media Type
Twisted Pair
Maximum Data Transfer Rate
1 Gbps
Expansion Slots
2
Pros & Cons
👍 Pros
- Adds 20 Gigabit Ethernet ports in a single module, significantly expanding network capacity
- Includes 2 SFP+ slots for flexible uplink or fiber connectivity options
- Uses standard twisted pair cabling, keeping infrastructure costs manageable
- Well-suited for enterprise environments that need to scale port density without replacing core hardware
👎 Cons
- Requires a compatible HP chassis or switch, limiting use to existing HP networking environments
- Maximum per-port speed is 1 Gbps, which may be insufficient for bandwidth-heavy modern workloads
- SFP+ transceivers are sold separately, adding to the total cost
- As an older-generation module, finding compatible replacement hardware may become more difficult over time
Frequently Asked Questions
How many ports does the HP J9548A expansion module provide?
It provides 20 1000Base-T Gigabit Ethernet LAN ports plus 2 SFP+ expansion slots for fiber or high-speed copper connections.
What is the maximum data transfer rate supported by this module?
The module supports a maximum data transfer rate of 1 Gbps per port across its 20 1000Base-T ports.
What type of cabling does the J9548A use?
The module uses twisted pair cabling for its 1000Base-T ports, which is standard Cat5e/Cat6 Ethernet cabling.
Is this module a standalone switch or does it require a compatible chassis?
This is an expansion module, not a standalone device. It requires a compatible HP networking chassis or switch that accepts expansion modules of this form factor.