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S3228-24GT-375 new-products

28-Port Unmanaged Desktop Gigabit Switch with 24-Port PoE

> 24 × RJ-45 10/100/1000 Mbps (PoE) ports, 2 × RJ-45 10/100/1000 Mbps (uplink) ports and 2 × SFP 1000 Mbps (uplink) ports.

> Meets the requirements of IEEE802.3af, IEEE802.3at, Hi-PoE, and IEEE802.3bt power supply standards.

> PoE watchdog real-time monitors camera statues and automatically reboots faulty network cameras.

> Up to 250 m transmission distance.

> Supports VIP ports, prioritizing transmission for port1 to port8.


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  • Hardware Feature

    Included Power Adapter

    Yes

    PoE

    Yes

    Ethernet Port

    24

    Ethernet Port Speed

    10/100/1000 Mbps

    Optical Port Speed

    1 Gbps

    Ethernet Port Uplink Speed

    10/100/1000 Mbps

    Optical Port Uplink Speed

    1 Gbps

    Description of Function Slots

    Port 1-24: 24 × RJ-45 10/100/1000 Mbps (PoE);
    Port 25-26: 2 × RJ-45 10/100/1000 Mbps (Uplink);
    Port 27-28: 2 × SFP 1000 Mbps (Uplink)

    Power Supply

    Built-in power supply: 100-240 VAC, 50/60 Hz, 7 A

    Operating Temperature

    –10 °C to +55 °C (+14 °F to +131 °F)

    Operating Humidity

    5%–95% (RH), non-condensing

    Storage Temperature

    –40 °C to +75 °C (–40 °F to +167 °F)

    Storage Humidity

    5%–95% (RH), non-condensing

    Power Consumption

    Idling: ≤12.5 W ; Full load: 400 W

    Performance

    Management Type

    No

    Switching Capacity

    56 Gbps

    Packet Forwarding Rate

    41.66 Mpps

    Packet Buffer Size

    4 Mbit

    Jumbo Frame

    15K Byte

    MAC Table Size

    8 K

    Communication Standard

    IEEE802.3; IEEE802.3u; IEEE802.3x; IEEE802.3ab; IEEE802.3z

    Feature

    PoE Protocol

    IEEE802.3af; IEEE802.3at; Hi-PoE; IEEE802.3bt

    PoE Power

    Port 1-2 ≤ 90 W, Port 3-16 ≤ 30 W, total ≤ 190 W

    PoE Pin Assignment

    1,2,4,5 (V+),3,6,7,8 (V-)

    Long Distance PoE Transmission

    Yes

    General

    Statics Protection

    Air discharge: 8 kV; Contact discharge: 6 kV

    Lighting Protection

    Common mode: 4 kV; Differential mode: 2 kV

    Net Weight

    2.66 kg (5.86 lb)

    Gross Weight

    3.26 kg (7.19 lb)

    Product Dimensions

    440 mm × 220 mm × 44 mm (17.32" × 8.66" × 1.73") (L × W × H)

    Packaging Dimensions

    540 mm × 342 mm × 90 mm (21.26" × 13.46" × 3.54") (L × W × H)

    Casing Material

    Sheet metal

    Installation

    Rack mount;Desktop mount

    Certifications

    CE

    Ordering Information

    Type

    Model

    Description

    SFP Module

    SFP-1310T-20-SMF

    155M 1310/1550 nm, 20 km, LC, Single-mode [optional]

    SFP-1310R-20-SMF

    155M 1550/1310 nm, 20 km, LC, Single-mode [optional]

    GSFP-1310-20-SMF

    1.25G 1310nm, 20km, LC, Single-mode[optional]

    GSFP-1310R-20-SMF

    1.25G 1550/1310 nm, 20 km, LC, Single-mode[optional]

    GSFP-1310T-20-SMF

    1.25G 1310/1550 nm, 20 km, LC, Single-mode [optional]

    SFP-850-MMF

    155M 850 nm, 2km, LC, Multi-mode [optional]

    GSFP-850-MMF

    1.25G 850 nm, 500 m, LC, Multi-mode [optional]

    Transmission Performance:

    Switch power supply voltage 53V.

    CAT5E/CAT6. Max. DC resistance < 10 Ω/100 m

    Cable(m)

    Load Capacity(W)

    Bandwidth(Mbps)

    IEEE802.3bt 90 W

    100

    71.3

    1000

    150

    62

    10

    200

    51

    10

    250

    40

    10

    Hi-PoE 60 W

    100

    53

    1000

    150

    50

    10

    200

    47

    10

    250

    37

    10

    IEEE802.3at 30 W

    100

    25.5

    1000

    150

    25.5

    10

    200

    25.5

    10

    250

    25.5

    10

    Note: Data from this table was collected by Dahua test lab and is for reference only . The actual transmission distance may vary due to power consumption of connected devices or the cable type and status.