Description
The Dahua DH-CS4228-24GT-375 is a robust Layer 2 Smart Managed Gigabit Switch designed for small-to-medium businesses and professional CCTV deployments. Featuring 24 PoE+ ports, cloud-based DoLynk management, STP loop protection, PoE watchdog, and 250m long-distance PoE support — it’s a reliable backbone for modern IP surveillance and networking.
Key Features
- 28 ports total: 24 × RJ45 PoE + 2 × RJ45 uplink + 2 × SFP uplink
- Cloud-managed via DoLynk Care App (real-time monitoring, alerts, topology)
- PoE output up to 90W on red ports, 30W on standard ports, 375W total PoE budget
- Long-distance PoE up to 250m (bandwidth throttled)
- Intelligent PoE management with watchdog auto recovery
- IEEE802.3af/at/bt & Hi-PoE compliant
- Spanning Tree Protocol (STP/RSTP) for redundancy and loop protection
- 56 Gbps switching capacity, 41.66 Mpps forwarding rate
- Rack or desktop mountable full metal casing with wide -10°C to 55°C temp support
- Ideal for use in hotels, cafes, retail shops, and medium-sized offices
Technical Specifications
| Technical Specifications – Dahua DH-CS4228-24GT-375 |
| Total Ports |
28 (24 × PoE RJ45, 2 × Uplink RJ45, 2 × SFP Uplink) |
| PoE Output |
Port 1-2: ≤90W, Port 3–24: ≤30W, Total: ≤375W |
| PoE Standards |
IEEE802.3af/at/bt, Hi-PoE |
| Management |
Web UI & DoLynk App (cloud-based) |
| Layer |
Layer 2 Smart Managed |
| Switching Capacity |
56 Gbps |
| Forwarding Rate |
41.66 Mpps |
| Packet Buffer |
4 Mbit |
| Jumbo Frame |
15K Bytes |
| MAC Address Table |
8K entries |
| Operating Temp |
-10°C to +55°C |
| Installation |
Rack mount / Desktop mount |
| PoE Watchdog |
Yes – automatic recovery on port failure |
| Loop Protection |
STP/RSTP + Loop Alarm |
| Dimensions |
440 × 220 × 44 mm |
| Weight |
2.66 kg (Net), 3.26 kg (Gross) |
| Power Supply |
Built-in 100–240V AC, 50/60 Hz |
| Lightning/Static Protection |
4 kV/2 kV lightning; 8 kV/6 kV static |
| Certifications |
CE, FCC, RoHS |
More Information
DH-CS4228-24GT-375 Datasheet
