S3228-24GT-240
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.
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, 4 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: 265 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 3-24 ≤ 30 W, total ≤ 240 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
2.50 kg (5.51 lb)
Gross Weight
3.15 kg (6.94 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.
