Dahua DH-CS4228-24GT-375 - 28-Port Cloud Managed Gigabit PoE Ethernet Network Switch
Product Features
- Dahua DH-CS4228-24GT-375 is a 28-port cloud managed Gigabit network switch with 24 PoE ports for IP CCTV and security cameras.
- Ethernet switch with a 375W budget: ports 1-2 up to 90W each, 3-24 up to 30W each.
- Every PoE port is 10/100/1000 Mbps, plus 2 RJ-45 and 2 SFP Gigabit uplinks.
- Layer 2 smart managed with STP and RSTP, web and DoLynk Care app management.
- Desktop or rack mount metal case.
Dahua DH-CS4228-24GT-375 — 28-Port Cloud Managed Gigabit PoE Network Switch
The Dahua DH-CS4228-24GT-375 is a 28-port cloud managed Gigabit PoE network switch with 24 Gigabit PoE ports, two RJ-45 and two SFP Gigabit uplinks and a 375W PoE budget. It is a Layer 2 smart managed Ethernet switch that you manage from its web interface or the DoLynk Care app, and it fits on a desk or in a rack. Dahua suggests it for houses, factories and offices, and for small and medium-sized businesses such as supermarkets, offices, restaurants, cafes and hotels.
Also listed as CS4228-24GT-375.
Key features
- 24 PoE ports at 10/100/1000 Mbps, plus two RJ-45 10/100/1000 Mbps uplinks and two SFP 1000 Mbps uplinks.
- 375W total PoE budget: ports 1-2 up to 90W each, ports 3-24 up to 30W each, with PoE power consumption management and PoE power on/off.
- Meets IEEE802.3af, IEEE802.3at, Hi-PoE and IEEE802.3bt power standards.
- Long distance PoE: a PoE port can reach up to 250 m, with bandwidth reduced to 10 Mbps.
- Spanning Tree Protocol (STP/RSTP) calculates a loop-free path through the network and provides path redundancy.
- PoE Watchdog restarts a failed port to recover the connection if a camera stops responding; loop protection raises a loop alarm and prevents broadcast storms.
- Cloud management through the DoLynk Care app with real-time monitoring and alarms, and LLDP network topology display.
- Full metal casing with a wide operating temperature range, -10 °C to +55 °C.
Technical specification
| Model | DH-CS4228-24GT-375 |
|---|---|
| Description | 28-Port Cloud Managed Desktop Gigabit Switch with 24-Port PoE |
| Switch type | Layer 2, smart managed |
| Ports | 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) |
| PoE standards | IEEE802.3af; IEEE802.3at; Hi-PoE; IEEE802.3bt |
| PoE power | Port 1-2 up to 90 W, Port 3-24 up to 30 W, total up to 375 W |
| Long distance PoE | Yes, up to 250 m (10 Mbps) |
| Switching capacity | 56 Gbps |
| Packet forwarding rate | 41.66 Mpps |
| Jumbo frame | 15K Byte |
| MAC table size | 8K |
| VLAN | Port-based VLAN, 32 VLANs |
| Spanning tree | STP/RSTP |
| Management | Web management; app management |
| Power supply | Built-in power supply: 100-240 V, 47-63 Hz, max 7 A |
| Power consumption | Idle 12.5 W; full load 400 W |
| Operating temperature | -10 °C to +55 °C; 5%-95% RH, non-condensing |
| Casing and installation | Sheet metal; desktop mount or rack mount |
| Dimensions | 440 × 220 × 44 mm |
| Net weight | 2.66 kg |
| MTBF | 67.80 years |
Related products
- Dahua DH-CS4218-16ET-135: the 18-port version with 16 PoE ports (10/100 Mbps) and a 135W budget.
- Dahua DH-S4228-24GT-360: a 28-port managed desktop Gigabit switch with 24-port PoE.
- Dahua DH-CS4010-8GT-110: the 10-port cloud managed Gigabit PoE switch with 8 PoE ports and a 110W budget.
Common questions
How many PoE cameras can it power?
It has 24 PoE ports and a 375W total PoE budget: ports 1-2 up to 90W each and ports 3-24 up to 30W each. Add up the power draw of your cameras and keep the total within 375W.
Are all the ports Gigabit?
Yes. The 24 PoE ports run at 10/100/1000 Mbps, and the four uplink ports are two RJ-45 10/100/1000 Mbps and two SFP 1000 Mbps.
Can I use fibre for the uplink?
Yes. Ports 27-28 are SFP 1000 Mbps uplink ports.
Do I have to use the cloud app?
No. Dahua lists web management as well as app management, and cloud management goes through the DoLynk Care app.
How far can a PoE port reach?
Dahua says up to 250 m, with the bandwidth reduced to 10 Mbps at that distance.
Can it be rack mounted?
Yes. Dahua lists desktop mount and rack mount, in a sheet metal case.
Download the Dahua DH-CS4228-24GT-375 datasheet (PDF).
Supplied by Zenith Security Co, Wolverhampton. We deliver to England, Scotland and Wales, or you can collect from our Wolverhampton trade counter (please call first).
Full manufacturer specification: Dahua product page
Browse the full Dahua range, more network switches, or contact us on 01902 902251 or visit our Wolverhampton trade counter for advice.
| Product Code | DH-CS4228-24GT-375 |
|---|---|
| Dimensions | 440mm x 220mm x 44mm |
| Brand | Dahua |
| Power | Built-in power supply: 100-240 VAC, 50/60 Hz, 7 A |
| Connection Type | Wired |
| Managed | Yes |
| PoE Ports | 24 |
| Device Port Speed | 10/100/1000 Mbps |
| Device Ports | 24 |
| Product Type | Network Switch & Wireless |
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