HP J9981A - HP Officeconnect 1820-48G 48-Port Switch (48x1G BASE-T,4xSFP) with Integrated PSU
High Quality for Less
Buying a refurbished product from Renewtech can save you up to 80% off the original retail price, offering an excellent opportunity to reduce costs without sacrificing quality. Here's what you can expect from our refurbished products:
- Top-quality products at unbeatable prices
- Cost-effective and eco-friendly alternatives
- Fast delivery directly to you or your customer
- Incredible value for money
What is Refurbished?
A refurbished product is a pre-owned item that has been professionally inspected and restored to "Grade A" condition. At Renewtech, we ensure that every refurbished product is thoroughly tested, with faulty parts replaced by genuine components to ensure it functions and looks like new before it is repackaged and resold. While some refurbished products may show minor signs of wear, we guarantee that each one is:
- Inspected, tested, and restored by certified technicians
- Fully wiped of data and software, leaving no trace of previous information
- Carefully wrapped and shipped using electrostatic discharge (ESD) materials
- Accompanied by all original accessories and components (if applicable)
Warranty
Every product from Renewtech comes with a one-year warranty, starting from the date of purchase, unless otherwise specified. This warranty covers any defects in materials or workmanship that may occur under normal use of the product.
Description
HP J9981A - HP Officeconnect 1820-48G 48-Port Switch (48x1G BASE-T,4xSFP) with Integrated PSU
The HP OfficeConnect 1820-48G Switch is designed to meet the demands of growing business networks, providing reliable and efficient connectivity for IT departments and system integrators. With 48 RJ-45 Gigabit Ethernet ports and four SFP slots, it supports a wide range of networking needs, ensuring seamless integration with existing infrastructure. Its compact 1U form factor allows for easy rack mounting and stacking, making it ideal for space-constrained environments while maintaining a robust switching capacity of 104 Gbit/s and throughput of 77.3 Mpps for uninterrupted data flow.
This managed Layer 2 switch offers advanced features such as VLAN support, QoS, and link aggregation, which enhance network performance and prioritize critical traffic. The inclusion of IEEE standard protocols like 802.3 and 802.3ab ensures compatibility with various network devices. Furthermore, the switch is equipped with a 400 MHz ARM Cortex-A9 processor and 128 MB of SDRAM, providing efficient handling of network operations and supporting up to 16,000 MAC address entries for large-scale deployments.
Operational reliability is emphasized with features like jumbo frames support, flow control, and port mirroring, allowing for efficient data management and troubleshooting. The switch operates within a broad temperature range of 0 to 40 °C, accommodating diverse environmental conditions. Its ENERGY STAR certification underlines its energy efficiency, aligning with sustainable business practices. Combined with web-based management and SSH/SSL support, it offers secure and user-friendly network administration, making it a cost-effective and dependable choice for long-term deployment.
Specifications
| Brand | HP |
|---|---|
| Co2 Savings | 343.78 |
| Data transmission | |
|---|---|
| Jumbo frames support | Yes |
| Latency (1 Gbps) | 2 µs |
| Latency (10-100 Mbps) | 7 µs |
| MAC address table | 16000 entries |
| Packet buffer memory | 1.5 MB |
| Switching capacity | 104 Gbit/s |
| Throughput | 77.3 Mpps |
| Design | |
| Form factor | 1U |
| LED indicators | Yes |
| Product colour | Grey |
| Rack mounting | Yes |
| Stackable | Yes |
| Logistics data | |
| Harmonized System (HS) code | 85176990 |
| Management features | |
| Quality of Service (QoS) support | Yes |
| Switch layer | L2 |
| Switch type | Managed |
| Web-based management | Yes |
| Network | |
| 10G support | No |
| Auto MDI/MDI-X | Yes |
| Auto-sensing | Yes |
| Copper ethernet cabling technology | 10BASE-T, 100BASE-TX, 1000BASE-T |
| Flow control support | Yes |
| Full duplex | Yes |
| Link aggregation | Yes |
| Networking standards | IEEE 802.3, IEEE 802.3ab, IEEE 802.3u |
| Port mirroring | Yes |
| Spanning tree protocol | Yes |
| VLAN support | Yes |
| Operational conditions | |
| Operating relative humidity (H-H) | 15 - 95% |
| Operating temperature (T-T) | 0 - 40 °C |
| Storage relative humidity (H-H) | 15 - 95% |
| Storage temperature (T-T) | -40 - 70 °C |
| Optical fiber | |
| Fiber ethernet cabling technology | 100BASE-LX, 100BASE-SX, 1000BASE-X |
| Packaging content | |
| Quick start guide | Yes |
| User guide | Yes |
| Performance | |
| Built-in processor | Yes |
| Flash memory | 16 MB |
| Internal memory | 128 MB |
| Memory type | SDRAM |
| Processor frequency | 400 MHz |
| Processor model | ARM Cortex-A9 |
| Ports & interfaces | |
| Basic switching RJ-45 Ethernet ports quantity | 48 |
| Basic switching RJ-45 Ethernet ports type | Gigabit Ethernet (10/100/1000) |
| Fiber optic connector | SFP |
| SFP module slots quantity | 4 |
| Power | |
| AC input frequency | 50 - 60 Hz |
| AC input voltage | 100 - 240 V |
| Power consumption (typical) | 39 W |
| Power over Ethernet (PoE) | |
| Power over Ethernet (PoE) | No |
| Security | |
| DHCP features | DHCP client |
| IGMP snooping | Yes |
| SSH/SSL support | Yes |
| Sustainability | |
| Sustainability certificates | ENERGY STAR |
| Weight & dimensions | |
| Depth | 246.1 mm |
| Height | 43.9 mm |
| Weight | 3.31 kg |
| Width | 442.5 mm |
Warranty
- 1-2 Days delivery in UK
- All items shipped from our own warehouse
- Question to our products? Call us +44 (0) 2046 008805
- Blindshipping directly to your customer
- We ship WORLDWIDE
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