CISCO SG500-28P-K9-G5 - Cisco SG500-28P 28-port Gigabit POE Stackable Managed Switch
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
CISCO SG500-28P-K9-G5 - Cisco SG500-28P 28-port Gigabit POE Stackable Managed Switch
Designed for robust performance and seamless integration, this Cisco managed switch is an ideal choice for IT departments and system integrators seeking a reliable networking solution. With a switching capacity of 72 Gbit/s and a forwarding rate of 41.67 Mpps, it ensures efficient data handling and smooth network traffic management, making it suitable for demanding business environments. The device supports up to 24 PoE+ ports with a total power budget of 180 W, facilitating the deployment of power-hungry devices such as IP cameras and wireless access points without the need for additional power sources.
This switch is engineered to meet diverse operational needs with its comprehensive Layer 3 capabilities, including IP routing and multicast support. Its stackable design allows for physical stacking of up to eight units, providing scalability and ease of management for growing networks. The robust metal housing and rack-mountable 1U form factor ensure durability and optimal use of space, while the inclusion of advanced features like VLAN support, Quality of Service (QoS), and port mirroring enhance network efficiency and security.
Compatibility is a key strength, with support for a broad range of networking standards and protocols, including IEEE 802.3af and IEEE 802.3at for PoE, as well as comprehensive SNMP management protocols. The switch's web-based management interface and firmware upgradeability facilitate straightforward configuration and long-term maintenance. With a mean time between failures (MTBF) of over 253,000 hours, it offers the reliability that businesses expect from Cisco products, ensuring consistent performance and low total cost of ownership.
Specifications
| Brand | CISCO |
|---|---|
| Co2 Savings | 343.78 |
| Certificates | |
|---|---|
| Certification | UL (UL 60950), CSA (CSA 22.2), CE, FCC 15 (CFR 47) |
| Data transmission | |
| Forwarding rate | 41.67 Mpps |
| Jumbo frames | 9216 |
| Jumbo frames support | Yes |
| MAC address table | 16384 entries |
| Number of IP interfaces | 256 |
| Number of queues | 8 |
| Number of static routes | 2000 |
| Packet buffer memory | 8 MB |
| Switching capacity | 72 Gbit/s |
| Design | |
| Form factor | 1U |
| Housing material | Metal |
| LED indicators | Activity, Link, PoE, Speed, System |
| Number of fans | 2 fan(s) |
| Product colour | Black |
| Rack mounting | Yes |
| Reset button | Yes |
| Stackable | Yes |
| Management features | |
| ARP inspection | Yes |
| MIB support | Y |
| Quality of Service (QoS) support | Yes |
| Switch layer | L3 |
| Switch type | Managed |
| Web-based management | Yes |
| Multicast features | |
| Multicast support | Yes |
| Network | |
| Broadcast storm control | Yes |
| Cable length detection | Yes |
| Cable types supported | Cat5 |
| Copper ethernet cabling technology | 10BASE-T, 100BASE-TX, 1000BASE-T |
| Ethernet LAN data rates | 1000 Mbit/s |
| Flow control support | Yes |
| Full duplex | Yes |
| Head-of-line (HOL) blocking | Yes |
| IP routing | Yes |
| Link aggregation | Yes |
| Networking standards | IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3, IEEE 802.3ab, IEEE 802.3ad, IEEE 802.3af, IEEE 802.3at, IEEE 802.3az, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z |
| Number of VLANs | 4096 |
| Port mirroring | Yes |
| Rate limiting | Yes |
| Spanning tree protocol | Yes |
| VLAN support | Yes |
| Virtual LAN features | Private VLAN, Tagged VLAN, Protocol-based VLAN, Port-based VLAN |
| Operational conditions | |
| Heat dissipation | 755.29 BTU/h |
| Operating relative humidity (H-H) | 10 - 90% |
| Operating temperature (T-T) | 0 - 40 °C |
| Storage relative humidity (H-H) | 10 - 90% |
| Storage temperature (T-T) | -20 - 70 °C |
| Packaging content | |
| Cables included | AC, Serial |
| Quick start guide | Yes |
| Performance | |
| Built-in processor | Yes |
| Firmware upgradeable | Yes |
| Flash memory | 32 MB |
| Internal memory | 256 MB |
| Mean time between failures (MTBF) | 253175.1 h |
| Minimum system requirements | Web browser: Mozilla Firefox 8 or later; Microsoft Internet Explorer version 7 or later, Safari, Chrome; Category 5 Ethernet network cable; TCP/IP, network adapter, Microsoft Windows, Linux, or Mac OS X. |
| Noise level | 41.2 dB |
| Physical stacking (units) | 8 |
| Processor frequency | 800 MHz |
| Ports & interfaces | |
| Basic switching RJ-45 Ethernet ports quantity | 24 |
| Basic switching RJ-45 Ethernet ports type | Gigabit Ethernet (10/100/1000) |
| Combo SFP ports quantity | 2 |
| Console port | RJ-45 |
| SFP module slots quantity | 2 |
| Power | |
| AC input frequency | 47/63 Hz |
| AC input voltage | 110 - 220 V |
| Power consumption (typical) | 35 W |
| Power supply included | Yes |
| Power over Ethernet (PoE) | |
| Power over Ethernet (PoE) | Yes |
| Power over Ethernet plus (PoE+) ports quantity | 24 |
| Total Power over Ethernet (PoE) budget | 180 W |
| Protocols | |
| Management protocols | SNMP, SNMP v3, IGMP, HTTP/HTTPS, RMON |
| Supported network protocols | TCP/IP, ARP, DHCP, HTTP, UDP, ICMP, IPv4, IPv6 |
| Switching protocols | UDP, TCP, SCT, PVE, RADIUS/TACACS+ |
| Security | |
| Access Control List (ACL) | Yes |
| Authentication | Guest VLAN, Port-based authentication |
| BPDU filtering/protection | Yes |
| DHCP features | DHCP server, DHCP client |
| IGMP snooping | Yes |
| IP-MAC-Port binding | Yes |
| Loop protection | Yes |
| MAC address filtering | Yes |
| SSH/SSL support | Yes |
| Security algorithms | 802.1x RADIUS, HTTPS, SNMP, SSH, SSL/TLS |
| Weight & dimensions | |
| Depth | 257 mm |
| Height | 44 mm |
| Weight | 3.95 kg |
| Width | 440 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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