Dahua CS4220-16GT-190 20-Port Cloud Managed Gigabit PoE Switch (16x PoE, 190W Total) - 40Gbps
SKU: DH-CS4220-16GT-190Networking › Network Switches
Please enquire before ordering
The distributor has not yet confirmed the latest price and availability (last checked Jun 15, 2026)
092-251-4017Awaiting stock confirmation1 year manufacturer's warranty
GenuineFree delivery from ฿5,000Tax invoice
Cloud-managed switch for medium-sized to small businesses, supporting up to 190 W PoE, with 16x Gigabit PoE ports and 2x SFP, ideal for office, restaurant, hotel, or CCTV systems with stable performance
Key features
- Real-time cloud management via DoLynk Care
- supports up to 190 W PoE (red port 90W)
- Supports remote operation up to 250 meters using PoE
- Displays real-time network topology via LLDP
- Supports STP and RSTP to prevent packet looping
Product description
The Dahua CS4220-16GT-190 is a cloud-managed switch designed for durability and high performance, supporting real-time management via the DoLynk Care app and displaying network topology through LLDP for remote monitoring and maintenance. The switch is constructed entirely from metal, operating reliably from -10°C to +55°C, with robust protection against power surges, lightning, and electromagnetic interference. It supports IEEE 802.3af/at/bt and Hi-PoE, with red ports (1-2) delivering up to 90 W per port and orange ports (3-16) up to 30 W per port, totaling up to 190 W PoE power. It features a Watchdog system that detects connection failures and automatically restarts ports, enabling PoE operation up to 250 meters.
More features
- Built entirely from metal, resistant to temperatures up to 55°C
- Supports Link Aggregation and Mirror Port
- Automatically manages PoE power, shuts off when overloaded
- Can be used on desktop or rack-mounted
- Supports Jumbo Frame up to 15,360 bytes
Pros and limitations
Pros
- Supports real-time cloud management via DoLynk Care
- Built with full metal chassis, resistant to temperatures up to 55°C
- Supports up to 190 W PoE, with red ports delivering up to 90 W per port
- Enables remote operation up to 250 meters using PoE
- Supports LLDP and displays real-time network topology
Limitations
- Not supported for SNMP management
- No USB port for direct firmware updates
Who it is for
Ideal for medium to small-sized businesses such as restaurants, hotels, offices, or CCTV systems requiring cloud-based network management and PoE power delivery to cameras or remote network devices
Specifications (49)
- MTBF
- 1,092,753 hours
- Layer
- Layer 2
- SFP Ports
- 2 × 1000 Mbps
- DIP Switch
- Managed Mode: On by default for both local web and cloud management. Off for Unmanaged Mode.
- Port Count
- default: 20 ports (16x RJ-45 PoE, 2x Uplink Gigabit, 2x SFP)
- PoE Support
- Yes
- RJ-45 Ports
- 16 × 10/100/1000 Mbps (PoE)
- Flow Control
- IEEE 802.3x
- PoE Protocol
- IEEE 802.3af; IEEE 802.3at; Hi-PoE; IEEE 802.3bt
- PoE Watchdog
- Monitors ports 1-16 and auto-restarts the PoE port when there is no traffic for 2 min. (Only works when Managed Mode is Off)
- Power Supply
- Built-in power supply: 100–240 VAC, 47–63 Hz, max 4 A
- Reset Button
- 1
- Uplink Ports
- 2 × 10/100/1000 Mbps (RJ-45)
- VLAN Support
- IEEE 802.1Q VLAN
- Storm Control
- Broadcast Storm Control; Multicast Storm Control; Unknown Unicast Suppression
- Certifications
- CE
- MAC Table Size
- 8K
- Max VLAN Count
- default: 32
- Casing Material
- Sheet metal
- Mirror Function
- Local Port Mirroring N:1 Mirroring
- Cloud Management
- Yes, via DoLynk Care app
- Link Aggregation
- Static Aggregation
- Storage Humidity
- 5%–95% (RH), non-condensing
- Total PoE Budget
- 190 W
- Installation Type
- Desktop mount; Rack mount
- Static Protection
- Air discharge: 8 kV; Contact discharge: 6 kV
- Network Monitoring
- Real-time status monitoring, alarm triggers, notifications
- Operating Humidity
- 10%–90% (RH), non-condensing
- Packet Buffer Size
- 4 Mbit
- Switching Capacity
- 40 Gbps
- Jumbo Frame Support
- Yes, up to 15360 Bytes
- Storage Temperature
- -40 °C to +75 °C
- Lightning Protection
- Common mode: 6 kV; Differential mode: 1 kV
- Management Interface
- Web-based; Cloud (DoLynk Care); Local via DIP switch
- PoE Power Management
- PoE power consumption management; PoE power on/off; turns off PoE if overload is detected
- Operating Temperature
- -10 °C to +55 °C
- Packet Forwarding Rate
- 29.76 Mpps
- Topology Visualization
- Yes, via LLDP
- Communication Standards
- IEEE 802.3; IEEE 802.3u; IEEE 802.3x; IEEE 802.3ab; IEEE 802.3z; IEEE 802.3az; IEEE 802.3ad
- Ethernet Loop Protection
- STP; RSTP
- Power Consumption (Idling)
- 10.6 W
- PoE Per Port Max (Ports 1-2)
- 90 W
- Spanning Tree Protocol (STP)
- Yes
- PoE Per Port Max (Ports 3-16)
- 30 W
- Power Consumption (Full Load)
- 202.8 W
- Long Distance PoE Transmission
- Yes, up to 250 meters at 10 Mbps
- PoE Pin Assignment (Ports 1-2)
- 1,2,4,5 (V+), 3,6,7,8 (V-)
- PoE Pin Assignment (Ports 3-16)
- 1,2 (V+), 3,6 (V-)
- Rapid Spanning Tree Protocol (RSTP)
- Yes
Datasheets and manuals straight from the manufacturer — select a document to open or download it.
13 questions
Frequently asked questions about this product
Compiled from manufacturer information
How many PoE IP cameras can the CS4220-16GT-190 support?
Supports up to 16 IP cameras using PoE, with ports 3-16 delivering up to 30 W each and ports 1-2 supporting up to 90 W each, totaling up to 190 W PoE power, suitable for both standard and high-power cameras
Can this switch be used with remote cameras?
Yes, supports PoE up to 250 meters, reducing bandwidth to 10 Mbps but maintaining stable signal and power transmission, ideal for long-range CCTV in large areas
What additional setup is required when using with DoLynk Care?
Simply connect the switch to the internet, then log in via the DoLynk Care app on mobile or web to view the entire network in real-time topology, with automatic alerts for issues
Can the SFP ports be used with fiber optic cables?
Yes, the SFP ports support 1000 Mbps fiber optic cables, ideal for connecting switches or servers to increase speed and transmission distance
How does the Watchdog system work?
The Watchdog system monitors PoE ports 1-16; if no data transmission is detected for 2 minutes, it automatically restarts the port to restore connectivity when a camera or device temporarily fails
Can it be used with an office LAN system?
Yes, supports use in offices, stores, or hotels, with 20 Gigabit ports including PoE for IP cameras, APs, or other network devices requiring power over cable
Can it be rack-mounted?
Yes, the Dahua CS4220-16GT-190 supports both desktop and rack mounting, with dimensions of 440 × 228.81 × 43.65 mm and a weight of 2.5 kg.
Does it support SNMP management?
Not supported. Switch management can only be done via web browser, DoLynk Care app (cloud), or DIP Switch. No SNMP support for enterprise network management.
Is it in stock?
We are confirming the latest stock and price of the Dahua CS4220-16GT-190 20-Port Cloud Managed Gigabit PoE Switch (16x PoE, 190W Total) - 40Gbps with the distributor. Please contact us before ordering at 092-251-4017 or sales@gist.co.th.
How much does it cost?
The distributor has not yet confirmed the latest price and availability. Please contact us before ordering at 092-251-4017 or sales@gist.co.th.
How long is the warranty?
Warranty period: 1 year (manufacturer's terms). To make a warranty claim, call 092-251-4017 or 065-523-5262, or email sales@gist.co.th (Mon–Fri 9:00–18:00), then send the product with your order number to our head office, or bring it to the head office in person.
How long does delivery take?
Orders placed before 12:00 on a business day are delivered within 1–3 business days (Bangkok and vicinity) or 2–5 business days (other provinces). Free delivery on orders of ฿5,000 or more (a ฿150 delivery fee applies below this amount).
Is it genuine?
Genuine products sourced from distributors in Thailand, covered by the manufacturer's warranty. Full tax invoices are available.
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Genuine products
Sourced from distributors in Thailand and covered by the manufacturer's warranty
Warranty period
1 year
Covered by the manufacturer's warranty; you can make claims through GIST
Claims through GIST
Ship the product to our head office or bring it in person
Warranty conditions
- A receipt or other proof of purchase is required
- The product must not have been modified or altered
- Damage caused by misuse is not covered by the warranty
- To make a warranty claim, call 092-251-4017 or 065-523-5262, or email sales@gist.co.th (Mon–Fri 9:00–18:00), then send the product with your order number to our head office, or bring it to the head office in person.Head office: 554 Sky Nine Center, Floor 12A, Room 554/62, Asok-Din Daeng Road, Din Daeng Subdistrict, Din Daeng District, Bangkok 10400
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