GEP-2821 28-Port Gigabit PoE Switch, 802.3af/at PoE, 24 PoE Outputs, 390W Power Budget, 2 Gigabit RJ45 and 2 Gigabit SFP Uplink Ports

Model Number.
GEP-2821
SKU
52090303
  • Port Configuration: 24 x Gigabit PoE ports, 2 x Gigabit RJ45 uplink ports and 2 x Gigabit SFP uplink slots
  • PoE Capacity: IEEE 802.3af/at compliant with a total 390W PoE power budget, supporting up to 30W per port
  • Power Allocation: Supports up to 24 ports at 15.4W or 13 ports at 30W for mixed standard and high-power PoE devices
  • Unmanaged Simplicity: Plug-and-play Gigabit switching ideal for SMB, building and surveillance deployments
  • DIP Switch Modes: Hardware DIP switches for quick selection between Default mode and VLAN mode
  • Port-Based VLAN: Port isolation in VLAN mode to reduce broadcast traffic and enhance security between PoE devices
  • Electrical Protection: Integrated 6kV surge protection and 6kV/8kV ESD protection for improved reliability in harsh environments
  • Deployment Scenarios: Optimized for powering IP cameras, VoIP phones, wireless access points and other PoE devices while uplinking to core switches or NVRs
  • The LevelOne GEP-2821 is a 28-port unmanaged Gigabit PoE switch designed for growing office, building and campus networks that need reliable power and data for a large number of IP devices. It provides 24 x 10/100/1000Mbps PoE ports for IP cameras, VoIP phones and wireless access points, plus 2 x Gigabit RJ45 and 2 x Gigabit SFP uplink ports for high-speed connections to core switches, routers or NVRs.

    Fully compliant with IEEE 802.3af/at, the GEP-2821 offers a generous 390W PoE power budget. It supports up to 24 ports at 15.4W or 13 ports at 30W, giving flexible power allocation for standard and high-power PoE devices. Built-in 6kV surge and 6kV/8kV ESD protection help protect the switch and connected devices in electrically noisy or demanding environments.

    Configuration is simplified with front-panel DIP switches that let installers quickly choose between Default and VLAN modes. In VLAN mode, downlink PoE ports are isolated from each other, reducing broadcast traffic and improving security for surveillance and multi-tenant deployments. With plug-and-play operation, wire-speed Gigabit performance and robust hardware protection, the GEP-2821 is a cost-effective choice for expanding or upgrading PoE infrastructure.

    More Information
    Port Configuration
    Gigabit RJ45 2 Uplink ports ( 10/100/1000Base-T )
    Gigabit SFP 2 Uplink ports ( 1000Base-X SFP slots )
    802.3af/at PoE 24 Downlink ports (10/100/1000Base-T)
    Logistics Data.
    Harmonized System (HS) code. 851762
    Customs product code (TARIC). 8517620000
    Features 1.
    Features. Dip switch Features:
    ● Default mode: This mode provides standard switch operation with normal network communication and PoE functionality.
    ● VLAN mode: In this mode, ports 1-24 are isolated from each other and can only communicate with the uplink ports 25-28. This configuration helps prevent network storms. Flow control is enabled in this mode.

    Protection Features:
    ● Surge Protection 6KV, Standard IEC61000-4-5
    ● ESD Protection 6KV, contact / 8KV: air, Standard IEC61000-4-2
    Miscellaneous.
    Grade. Commercial
    PoE Supported. Yes
    Manageable. No
    Fanless. No
    Concurrent ports. Total 28.00
    PoE Power Budget. Total 390.00
    Others.
    Approval and Compliance. CE, RoHS
    Operating humidity. 0% RH ~ 90% RH
    Operating temperature. -10°C ~ 50°C
    Storage temperature. -40°C ~ 85°C
    Package Contents. • GEP-2821
    • Quick Installation Guide
    • Power Cord
    • 19" Rack Mount Kit
    General.
    Color. Black
    EAN. 4015867223901
    Model Number. GEP-2821
    Physical Specifications.
    Product weight (kg). 4
    Dimensions (W x D x H). 442 x 285 x 44 mm
    System Specifications.
    Power supply. AC100-240V, 50/60Hz
    Data Rate. 1Gbps
    Power supply included. Yes
    MTBF. 290,000 hrs (25°C)
    Heat dissipation. 119,544 (Btu/H)
    Port Configuration. 24x 10/100/1000 Mbps PoE+ copper downlink ports, 2x 10/100/1000 Mbps RJ-45 copper uplink ports, 2x 1000 Mbps SFP Uplink Ports
    Standard. • IEEE 802.3 10-BASE-T (Ethernet)
    • IEEE 802.3u 100-BASE-TX (Fast Ethernet)
    • IEEE 802.3ab 1000BASE-T (Gigabit Ethernet)
    • IEEE 802.3z 1000BASE-X (Gigabit Ethernet)
    • IEEE 802.3 af/at
    Pin assignment and polarity. 1/2 (+), 3/6 (-)
    Mount. 19" rack mount, Desk mount
    Flash memory size. 4M
    MAC address table. 8K
    Indicators. Power, Link/Act, PoE usage rate(20%, 40%, 60%, 80%, 90%)
    Dip switch. VLAN mode, Default mode
    Packet buffer. 42Mpps
    Backplane (Gbps). 56
    Qig download (442.41 kB)
    Ecdoc download (96.47 kB)
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