Unmanaged PoE Switches

Our Unmanaged PoE Switches category offers plug-and-play solutions for surveillance, VoIP, and wireless access points. Featuring affordable unmanaged PoE switch for cameras and basic PoE switch for surveillance models, these switches provide reliable power and data over a single cable. As a factory manufacturer, Wanglink delivers cost-effective 8/16/24-port options with no configuration needed.

Explore All Unmanaged PoE Switches

Unmanaged 4-Port PoE Fast Ethernet Switch with 2 Fiber Ports, 10/100Mbps, 250m Long Distance, VLAN Isolation, Wall Mount for Small Business Surveillance

4-port PoE ethernet switch delivering 25.4W per port, 65W total. Two fiber uplinks for long-haul links. DIP switch enables 250m transmission on ports 1-4. Plug-and-play, metal case. Ideal for IP cameras, office networks.

SF422P
Port Description

4 PoE RJ45 (10/100M, 25.4W each), 2 non-PoE RJ45 uplinks (10/100M), 2 fiber ports (100Base-FX, SC/ST/FC up to 120km).
  • 4-port PoE (IEEE802.3 af/at) with up to 25.4W per port, total 65W budget
  • Two 100Base-FX fiber ports (SC/ST/FC) support distances up to 120 km
  • DIP switch extends transmission range to 250m on ports 1-4 (10 Mbps mode)
  • Port isolation (VLAN mode) reduces broadcast storms and improves security
  • Plug-and-play deployment – no software or configuration required
  • Metal housing with natural heat dissipation for 24/7 operation
  • Optional 6KV/4KV surge protection for outdoor or industrial use
  • Internal AC power supply (100-240V) – no external power brick needed









Reliable 4-Port PoE Ethernet Switch for Cost-Effective Surveillance and Office Networks

This unmanaged fast ethernet switch poe 4 port is built for small businesses, hotels, and retail environments that need a simple, no-fuss network backbone. The four PoE ports (IEEE802.3 af/at) supply up to 25.4W each (65W total) to IP cameras, VoIP phones, or wireless access points over a single Ethernet cable—saving you the hassle of separate power outlets and extra wiring. Two 100Base-FX fiber ports extend your network up to 120 km, making it a solid choice for connecting remote buildings or overcoming electrical interference in industrial settings.

Where this switch really shines is in video surveillance deployments. Flip the DIP switch to Extend mode, and ports 1-4 will automatically drop to 10 Mbps, pushing the transmission distance to 250 meters over standard twisted-pair cable. That means you can place cameras far beyond the usual 100-meter limit. At the same time, port isolation (VLAN mode) separates traffic between ports 1-4, preventing broadcast storms and improving overall network efficiency—each camera’s data stays isolated until it reaches the uplink ports (5-6) and then the recorder.

No configuration needed: just plug in the power (internal AC supply) and connect your devices. The metal case dissipates heat naturally, keeping the switch stable even in attic or outdoor enclosures with limited airflow. For installations in lightning-prone areas, the optional 6KV/4KV surge protection adds an extra layer of safety. Whether you’re setting up a small office network or a multi-camera surveillance system, this ethernet switch poe 4 port simplifies the job without breaking the bank.

Protocol Standards IEEE802.3 10Base-T, IEEE802.3u 100Base-TX, IEEE802.3x Flow Control
Ethernet Ports 4 PoE RJ45 (10/100M) + 2 uplink RJ45 (10/100M)
Fiber Ports 2x 100Base-FX (SC/ST/FC), 155 Mbps, up to 120 km
PoE Budget ≤25.4W per port, ≤65W total
PoE Pin Assignment 1/2+, 3/6-
Switching Capacity 1.6 Gbps (non-blocking)
Forwarding Rate 1.1904 Mpps (64-byte packets)
MAC Address Table 2K
Jumbo Frame 2048 bytes
DIP Switch Modes 100m (standard): all ports communicate; 250m (extend): ports 1-4 isolated, 250m distance
LED Indicators Power, Ethernet port (x6), Fiber port (x2), DIP extend mode
Power Input AC 100-240V, 50Hz
Power Consumption Standby ≤4W, Full ≤65W
Operating Temperature -20°C to 60°C
Storage Temperature -40°C to 85°C
Humidity 5% – 95% (non-condensing)
Cooling Natural heat dissipation (fanless)
Dimensions (W×D×H) 305 × 182 × 44 mm
Weight Net 2.0 kg, Gross 2.2 kg
Mounting Desktop, wall-mount (brackets included)
Surge Protection (optional) 6KV common mode / 4KV differential mode
AI Watchdog (optional) Automatic network self-healing


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