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J9981A
- Description:
- HPE 1820-48G Switch
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$725.00
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$526.00
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If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
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J9981A
HPE 1820-48G Switch
$725.00
$526.00
12 in Global Warehouse
$526.00
27% off
TRUSTED, TRIED, PROVEN
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.
What is the price of J9981A?
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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
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|---|---|---|---|---|---|
| Depth | 16 inches | 18 inches | 18 inches | 12 inches | 12 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 64 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1 inch | 1.75 inches | 1.75 inches |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| IOS | IP Services | LAN Base | IP Services | IP Services | LAN Base |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 3 | Layer 3 | Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | JL380A | JL381A | JG962A | JG921A | J9981A |
| Media Type Supported | Twisted Pair / Fiber | Combo | Twisted Pair / Fiber | Combo | Twisted Pair / Fiber |
| Memory | 256 MB | 256 MB | 256 MB | 512 MB | 512 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 Ethernet ports, 4 SFP uplink slots | N/A | 4 SFP expansion slots available for network scalability | 48 Ethernet ports with 4 SFP uplink slots | 24 x 10/100/1000 Ethernet ports, 4 x 10G SFP+ uplink ports, supports stacking |
| Power Consumption | 75W | 150 W | 130 W | 150 W | 150W |
| Power Source | AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply | AC Power Supply | AC Power Supply |
| Product Name | JL380A Network Switch | JL381A Enterprise Layer 2/3 Managed Switch | JG962A Enterprise Stackable Layer 3 Switch | JG921A High Performance Rack Switch | J9981A Next-Generation Managed 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 | 10 lbs | 15 lbs | 15 lbs | 15 lbs | 15 lbs |
| Width | 17.5 inches | 17.5 inches | 17 inches | 17.5 inches | 17.5 inches |
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Questions & Answers
Q
What is the HPE 1820-48G Switch (SKU J9981A)?
A
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.
Q
What are the main features of the HPE 1820-48G Switch?
A
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.
Q
Does the HPE 1820-48G support PoE and PoE+?
A
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.
Q
What is the total PoE power budget of the HPE 1820-48G?
A
The HPE 1820-48G provides a total PoE power budget of 370 W, enabling simultaneous support for multiple high-power PoE+ devices.
Q
How many uplink/SFP ports does the HPE 1820-48G offer?
A
The HPE 1820-48G features 2 dual-personality gigabit uplink ports that function as RJ-45 or SFP slots for fiber connectivity up to 1 Gbps.
Q
What is the switching capacity of the HPE 1820-48G?
A
With a switching capacity of 104 Gbps and a forwarding rate of 77.38 Mpps, the HPE 1820-48G delivers high-throughput, low-latency performance for demanding networks.
Q
What network management options are available for the HPE 1820-48G?
A
The HPE 1820-48G offers an intuitive web-based GUI, a CLI for advanced configurations and SNMP support for centralized network monitoring.
Q
Can I stack multiple HPE 1820-48G switches?
A
The HPE 1820-48G does not support hardware stacking; however, it supports static Link Aggregation Control Protocol (LACP) to combine multiple ports for increased bandwidth and redundancy.
Q
What VLAN features does the HPE 1820-48G support?
A
The HPE 1820-48G supports up to 256 VLANs with 802.1Q tagging and port-based VLAN to segment traffic and enhance network security.
Q
Does the HPE 1820-48G support IPv6?
A
Yes. The HPE 1820-48G fully supports IPv6 management and advanced IPv6 features for dual-stack network deployments.
Q
What warranty and support come with the HPE 1820-48G?
A
The HPE 1820-48G includes a limited lifetime warranty with next-business-day replacement and complimentary software updates for long-term reliability.
Q
Is an external power supply required for the HPE 1820-48G?
A
No external power supply is required. The HPE 1820-48G includes an internal universal AC power supply and supports an optional HPE RPS 2400 redundancy power system.
Q
What energy efficiency standards does the HPE 1820-48G meet?
A
The HPE 1820-48G meets IEEE 802.3az Energy Efficient Ethernet standards and employs intelligent power-saving modes to reduce energy consumption.
Q
Which transceivers are compatible with the HPE 1820-48G?
A
The HPE 1820-48G is compatible with HPE-branded SFP modules such as the J4858C (1G SX) and J4859C (1G LX) as well as IEEE 802.3z compliant third-party transceivers.
Q
What deployment environments suit the HPE 1820-48G?
A
The HPE 1820-48G is ideal for small to medium-sized businesses, branch offices and campus edge deployments requiring reliable, scalable Gigabit connectivity with PoE.
Q
How easy is it to install and configure the HPE 1820-48G?
A
The HPE 1820-48G supports Zero Touch Deployment for plug-and-play installation and includes an intuitive web GUI for rapid configuration.
Q
What security features are available on the HPE 1820-48G?
A
The HPE 1820-48G offers 802.1X port authentication, access control lists (ACLs), DHCP snooping and broadcast storm protection to secure your network.
