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48-port switch handled busy office traffic.
J9981A
HPE 1820-48G Switch
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J9981A
- Description:
- HPE 1820-48G Switch
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- List Price:
$725.00
- Price:
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J9981A Overview
J9981A is a robust enterprise switch built on a scalable architecture that delivers high throughput and low latency for demanding network environments. It features versatile power options with an AC power supply and supports redundant power configurations, ensuring continuous operation even under critical conditions while offering a comprehensive suite of Ethernet ports for both data and uplink connectivity.
J9981A is engineered for seamless stacking and enhanced scalability, allowing organizations to expand their network effortlessly. With industry-leading switching performance and optimized port configurations, this managed switch is ideal for use cases ranging from campus networking and data centers to enterprise edge deployments, meeting the high-performance demands of modern IT infrastructures.
J9981A price is $526.00, a 27.4% saving from the Hpe list price of $725.00. J9981A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for J9981A for additional pricing. Browse the full Hpe Aruba Officeconnect Switches series or explore all Hpe products.
J9981A Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 150W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 24 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Twisted Pair / Fiber
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- J9981A
- Uplink Configuration
- 10G
- IOS
- LAN Base
- POE Support
- POE+
- SFP Ports
- 4 SFP Ports
- Memory
- 512 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 24 x 10/100/1000 Ethernet ports, 4 x 10G SFP+ uplink ports, supports stacking
- Flash Memory
- 256 MB
- Switching Capacity
- 128 Gbps
- Switching Capacity with Stacking
- 256 Gbps
- Product Name
- J9981A Next-Generation Managed Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 12 inches
- Weight
- 15 lbs
J9981A Use Case
PoE-Powered IP Surveillance Network for Retail Environments
Deploy the HPE 1820-48G Switch (J9981A) to power and manage up to 48 PoE+ cameras in retail stores using a single-cable infrastructure. Leverage VLAN segmentation to isolate surveillance traffic and prioritize bandwidth, while built-in Web/SNMP management and energy-efficient design reduce operational costs. Benefit: simplified installation, enhanced store security, and centralized monitoring with a 740 W PoE budget.
Consolidated VoIP and Wireless Infrastructure for Branch Offices
Implement the J9981A HPE 1820-48G in branch locations to deliver data and PoE+ power to IP phones and Wi-Fi access points over one network. Utilize QoS and VLAN tagging for voice-first traffic prioritization, plus static routing for efficient local internet breakout. Benefit: high-quality voice calls, reduced cabling complexity, and centralized web-based management that lowers IT overhead.
Scalable Departmental VLAN Segmentation for SMB Networks
Use the HPE 1820-48G Switch (J9981A) to segment small business LANs into HR, Finance, and R&D VLANs with secure inter-VLAN static routing. Enable link aggregation for server uplinks, plus energy-efficient idle port mode to cut power consumption during off-hours. Benefit: improved network security, streamlined policy enforcement, and effortless scalability as your SMB grows.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 J9981A |  JL381A |  JG921A |  JG962A |  JL380A | |
|---|---|---|---|---|---|
| Depth | 12 inches | 18 inches | 12 inches | 18 inches | 16 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 256 MB | 64 MB | 256 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | 1 inch | 1.75 inches |
| IOS | LAN Base | LAN Base | IP Services | IP Services | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 3 | Layer 2 / Layer 3 | Layer 3 | Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | J9981A | JL381A | JG921A | JG962A | JL380A |
| Media Type Supported | Twisted Pair / Fiber | Combo | Combo | Twisted Pair / Fiber | Twisted Pair / Fiber |
| Memory | 512 MB | 256 MB | 512 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ | POE+ | POE+ | POE+ |
| Port/Expansion Slot Details | 24 x 10/100/1000 Ethernet ports, 4 x 10G SFP+ uplink ports, supports stacking | N/A | 48 Ethernet ports with 4 SFP uplink slots | 4 SFP expansion slots available for network scalability | 24 Ethernet ports, 4 SFP uplink slots |
| Power Consumption | 150W | 150 W | 150 W | 130 W | 75W |
| Power Source | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | Redundant Power Supply | AC Power Supply |
| Product Name | J9981A Next-Generation Managed Switch | JL381A Enterprise Layer 2/3 Managed Switch | JG921A High Performance Rack Switch | JG962A Enterprise Stackable Layer 3 Switch | JL380A Network Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 320 Gbps | 128 Gbps | 128 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 640 Gbps | 256 Gbps | 256 Gbps | 256 Gbps |
| Uplink Configuration | 10G | 10G | 10G | 10G | 10G |
| Weight | 15 lbs | 15 lbs | 15 lbs | 15 lbs | 10 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 17 inches | 17.5 inches |
Reviews & Ratings
I
Imran Lockley
4
Consistent performance day to day.
M
Morten Ibsen
5
Stable unmanaged operation.
B
Bilal Hart
3
Quick installation.
A
Andrew Wells
4
Dependable access switch.
Questions & Answers
What is the HPE 1820-48G Switch (SKU J9981A)?
The HPE 1820-48G Switch (SKU J9981A) is a fully managed, fanless Gigabit Ethernet switch featuring 48 ports and advanced Layer 2 switching capabilities for small to medium-sized networks.
What are the main features of the HPE 1820-48G Switch?
The HPE 1820-48G offers 48 Gigabit ports, 2 dual-personality uplinks, PoE+ up to 370 W, web-based management, static LACP, 802.1Q VLAN, QoS and energy-efficient operation.
Does the HPE 1820-48G support PoE and PoE+?
Yes. The HPE 1820-48G supports both PoE and PoE+ (802.3af/at), delivering up to 30 W per port for IP phones, wireless access points and surveillance cameras.
What is the total PoE power budget of the HPE 1820-48G?
The HPE 1820-48G provides a total PoE power budget of 370 W, enabling simultaneous support for multiple high-power PoE+ devices.