PoE Switch CS4005-4ET1GT-36 Cloud Managed 5 Ports with 4 PoE 36W, VLAN, 250m Long Distance and Watchdog - Dahua
CS4005-4ET1GT-36 - switch is a professional solution for IP networks with cloud management via DoLynk platform , ideal for video surveillance and IT infrastructures, thanks to real-time remote control and network topology monitoring . It integrates 4 10/100 Mbps PoE ports + 1 Gigabit uplink port with a total budget of 36W , supporting IEEE 802.3af/at standards and transmission up to 250 meters in Long Distance PoE mode . The presence of the automatic PoE Watchdog guarantees operational continuity by restarting the faulty ports, while the protection against surges up to 6kV ensures high reliability. The compact metal design allows stable operation with temperatures from -10°C to +55°C and advanced functions such as VLAN and loop protection, making it perfect for business environments. Dahua
CS4005-4ET1GT-36 | 5 PORT CLOUD MANAGED NETWORK SWITCH WITH 4 POE PORTS - DAHUA

The Dahua CS4005-4ET1GT-36 switch is an advanced solution for professional networks that combines DoLynk cloud management with real-time monitoring and network topology , ideal for CCTV systems and IT infrastructures. Equipped with a total of 5 ports including 4 10/100 Mbps PoE ports and 1 Gigabit uplink port , it guarantees efficient power supply up to 36W and extended transmission up to 250 meters with Long Distance PoE . It integrates intelligent functions such as PoE Watchdog for automatic port restart and advanced protection against surges up to 6kV, ensuring business continuity. The metal design and wide temperature range make it reliable in business and industrial contexts, with VLAN support and web/cloud management.
Main specifications:
- DoLynk cloud management with real-time monitoring
- 4 PoE ports + 1 Gigabit port with a total budget of 36W
- PoE Watchdog for automatic port reboot
- PoE transmission up to 250 meters (Long Distance)
- Surge protection up to 6 kV
- VLAN and loop protection support for secure networks
Further details
It offers high performance with 2.8 Gbps switching capacity and 2.08 Mpps forwarding rate , VLAN support for up to 32 groups and reliable components, ensuring smooth data transmission and efficient traffic management.
Technical data sheet
| PRODUCT | CS4005-4ET1GT-36 |
| Basic | |
| Layer | Layer 2 |
| Switching Capacity | 2.8 Gbps |
| Packet Forwarding Rate | 2.08 Mpps |
| Description of Function Slots | Port 1-4: 4 × RJ-45 10/100 Mbps (PoE) Port 5: 1 × RJ-45 10/100/1000 Mbps (uplink) |
| Operating Temperature | –10 °C to +55 °C (+14 °F to +131 °F) |
| Operating Humidity | 10%–90% (RH), non-condensing |
| Storage Temperature | –40 °C to +70 °C (–40 °F to +158 °F) |
| Storage Humidity | 5%–95% (RH), non-condensing |
| Power Supply | External power supply: 53 VDC, 0.8 A |
| Power Consumption | Idling: 3 W Full load: 42.4 W |
| Statics Protection | Air discharge: 8 kV; Contact discharge: 6 kV |
| Lighting Protection | Common mode: 6 kV |
| Net Weight | 0.2 kg (0.44 lb) |
| Gross Weight | 0.72 kg (1.59 lb) |
| Product Dimensions | 115 mm × 84 mm × 27 mm (4.53" × 3.33" × 1.06") (L × W × H) |
| Packaging Dimensions | 195 mm × 114 mm × 83 mm (7.68" × 4.49" × 3.27") (L × W × H) |
| Casing Material | Sheet metal |
| Installation | Desktop mount; wall mount |
| PoE | |
| PoE | Yes |
| PoE Power | Port 1-4 ≤ 30W, total ≤ 36W |
| PoE Protocol | IEEE 802.3af; IEEE 802.3at |
| PoE Power Consumption Management | PoE power consumption management PoE power on/off turns off PoE if overload is detected |
| PoE Pin Assignment | 1, 2, 4, 5(V+), 3, 6, 7, 8(V-) |
| Long Distance PoE Transmission | Yes |
| Hardware | |
| DIP Switch | Managed Mode: On by default for both local web and cloud management. Off for Unmanaged Mode. PoE Watchdog: Monitors ports 1-8 and auto-restarts the PoE port when there is no traffic for 2 min. (Only works when Managed Mode is Off) Extend Mode: Ports 1-8; transmission distance up to 250 meters at 10 Mbps. (Only works when Managed Mode is Off) |
| Reset Button | 1 |
| Performance | |
| MTBF | 232.62 years |
| Packet Buffer Size | 4 Mbit |
| Jumbo Frame | 9216 Bytes |
| MAC Table Size | 2K |
| Communication Standard | IEEE 802.3, IEEE 802.3u, IEEE 802.3X, IEEE 802.3ab, IEEE 802.3z, IEEE 802.3az |
| VLAN Number | 32 |
| Feature | |
| VLAN Function | IEEE 802.1Q VLAN |
| Link Aggregation | Static Aggregation |
| Port Feature | IEEE 802.3x Flow Control Unknown Unicast Suppression Multicast Storm Control Broadcast Storm Control MAC+Port Binding Loop Prevention |
| Mirror | Local Port Mirroring N:1 Mirroring |
| Reliability | LLDP |
| DHCP Function | DHCP Client |
| Security | Port Isolation |
| Equipment Management | Web Management Cloud Management Logs Fault Alarm |
| General | |
| Packing List | 1 × Quick Start Guide 1 × Legal and Regulatory Information 1 × Power Cord 1 × Power Adapter |


