The CS4009-8GT- 110 is a cloud-managed Gigabit PoE switch designed for professional networks, CCTV systems, and high-performance enterprise infrastructure. Equipped with 8 Gigabit PoE ports and 1 Gigabit uplink port , it offers a total power of up to 110W with IEEE 802.3bt support up to 90W on dedicated ports for high-power devices. Centralized management via DoLynk Care Cloud allows remote monitoring, quick configuration, and real-time control of the network. It supports advanced functions such as VLAN, STP, RSTP, Link Aggregation, and PoE Watchdog , ensuring stability, security, and business continuity. The rugged metal design with surge protection up to 6 kV ensures reliability even in industrial and commercial environments. Dahua
CS4009-8GT-110 | 9-Port Cloud-Managed Network Switch with 8 PoE Ports - Dahua

The Dahua CS4009-8GT-110 is a cloud-managed Gigabit PoE switch ideal for professional networks, IP video surveillance systems and high-performance business infrastructures. Thanks to its 8 Gigabit PoE ports and the Gigabit uplink port , it offers advanced power supply with IEEE 802.3bt support up to 90W and a total PoE power of 110W . Centralized management via DoLynk Care Cloud allows remote monitoring, quick configuration and intelligent real-time network control. PoE Watchdog , Long Distance PoE up to 250 meters , VLAN , STP/RSTP and Link Aggregation technologies ensure stability, security and business continuity even in industrial and commercial environments.
Main specifications:
- 8 RJ45 Gigabit PoE ports + 1 Gigabit uplink port
- Total PoE power up to 110W
- IEEE 802.3bt support up to 90W on dedicated ports
- Cloud and Web Management via DoLynk Care
- PoE Watchdog with automatic port reboot
- Long Distance PoE transmission up to 250 meters
- Supports VLAN, STP, RSTP and Link Aggregation
- Surge protection up to 6 kV
- Durable metal construction for professional environments
- Real-time remote monitoring and management
Further details
With 18 Gbps switching capacity , 13.392 Mpps forwarding rate , Jumbo Frame support up to 15360 Bytes and 8K MAC table , the switch ensures high performance for professional applications, IP video surveillance and high data traffic networks.
Technical data sheet
| PRODUCT | CS4009-8GT-110 |
| Basic | |
| Layer | Layer 2 |
| Switching Capacity | 18 Gbps |
| Packet Forwarding Rate | 13.392 Mpps |
| Description of Function Slots | Port 1-8: 8 × RJ-45 10/100/1000 Mbps (PoE) Port 9: 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 +75 °C (-40 °F to +167 °F) |
| Storage Humidity | 5%–95% (RH), non-condensing |
| Power Supply | External power supply: (53V, 1.22A) |
| Power Consumption | Idling: 4.7 W Full load: 112 W |
| Statics Protection | Air discharge: 8 kV; Contact discharge: 6 kV |
| Lighting Protection | Common mode: 6 kV Differential mode: 1 kV |
| Net Weight | 0.36 kg (0.79 lb) |
| Gross Weight | 1.13 kg (2.49 lb) |
| Product Dimensions | 184.6 mm × 103.3 mm × 27 mm (7.27" × 4.07" × 1.06") (L × W × H) |
| Packaging Dimensions | 252 mm × 137 mm × 113 mm (9.92" × 5.39" × 4.45") (L × W × H) |
| Casing Material | Sheet metal |
| Installation | Desktop mount; wall mount |
| Certifications | THERE IS |
| PoE | |
| PoE | Yes |
| PoE Power | Port 3-8 ≤30W, port 1-2 ≤90W, total ≤110W |
| PoE Protocol | IEEE 802.3af; IEEE 802.3at; Hi-PoE; IEEE 802.3bt |
| PoE Power Consumption Management | PoE power consumption management PoE power on/off turns off PoE if overload is detected |
| PoE Pin Assignment | 1,2, (V+), 3,6, (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 | 2,482,955 hours |
| Packet Buffer Size | 4 Mbit |
| Jumbo Frame | 9216 Bytes |
| MAC Table Size | 8K |
| Communication Standard | IEEE 802.3; IEEE 802.3u; IEEE 802.3x; IEEE 802.3ab; IEEE 802.3az; IEEE 802.3ad |
| VLAN Number | 32 |
| Feature | |
| Ethernet Loop Protection | STP; RSTP |
| 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 |


