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 provide significant savings of up to 80% off the original retail price of a brand-new model, which makes it a great way to cut costs without compromising quality. In short, with a refurbished product from Renewtech, you will get:
• A high-quality product at a very cheap rate
• A cost-effective and environmentally friendly alternative
• Fast delivery, directly to you or your customer
• Great value for money
Refurbished – what is it?
A refurbished product generally refers to a used and pre-owned item. Every refurbished product from Renewtech has been professionally inspected and restored to “Grade A” condition, with faulty parts replaced with genuine ones, to make sure everything works and looks perfectly before being repackaged and put back on the market for resale. Though refurbished models may show some signs of wear, we guarantee that the items are always:
• Inspected, tested and professionally restored by certified technicians
• Fully wiped of data and software, leaving no traces of data for recovery
• Carefully wrapped and shipped in electrostatic discharge (ESD) materials
• With all original accessories and components (if applicable)
Warranty
All of our products come with a one-year warranty, starting from the date of purchase, unless otherwise stated. This warranty covers any defects in materials or workmanship that may occur during the 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
- We ship WORLDWIDE
- All items shipped from our own warehouse
- Only B2B sale, no sales to private individuals
- Blindshipping directly to your customer
- With express delivery, your order will be delivered within 1-2 working days
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- Fair market value estimations
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