PoE Switch Overview
Upgrade your network with our 4 Port PoE Switch, a high-performance solution combining Power over Ethernet (PoE) and fiber connectivity. This 4 port PoE switch features 4 IEEE802.3af/at PoE ports, 2 uplink Ethernet ports, and 1 fiber port, delivering up to 25.4W per PoE port and a total PoE power output of 65W. Perfect for powering IP cameras, VoIP phones, and other PoE devices, this 4 port PoE switch with fiber uplink ensures seamless integration and extended network reach.
Key Features:
- 4 Port PoE Switch: 4 PoE ports (Ports 1-4) and 2 uplink Ethernet ports for flexible network expansion.
- 4 Port PoE Switch with SFP: 1 fiber port supports transmission distances up to 120km, ideal for long-range networking.
- PoE Network Switch 4 Port: Automatically detects and powers compatible PoE devices, protecting non-PoE devices from damage.
- 4 Port Unmanaged PoE Switch: Plug-and-play design with no configuration required, perfect for small to medium networks.
- 4 Port PoE Switch for CCTV: Ideal for video surveillance in hotels, shops, supermarkets, and homes.
- 250m Long-Distance Mode: Extend transmission distances up to 250m by reducing the port speed to 10Mbps.
- VLAN Mode: One-key VLAN support isolates broadcast domains, reducing network congestion and improving efficiency.
- Industrial-Grade Durability: Metal casing, excellent heat dissipation, and optional 6KV surge protection for enhanced reliability.
- AI Network Self-Healing: Optional watchdog function ensures uninterrupted network performance.
Why Choose Our 4 Port PoE Switch?
- Best 4 Port PoE Switch: Combines affordability with enterprise-grade performance.
- PoE Powered Switch 4 Port: Simplifies installation by delivering power and data over a single Ethernet cable.
- 4 Port PoE Gigabit Ethernet Switch: Supports 10/100Mbps auto-negotiation and full/half-duplex modes for efficient data transfer.
- Unmanaged PoE Switch: Easy to deploy, making it perfect for non-technical users.
Whether you need a 4 port PoE switch for IP cameras, a 4 port industrial PoE switch, or a 4 port PoE gigabit switch, our solution ensures reliable performance and scalability. Upgrade your network today with the best 4 port PoE switch on the market!
WL-SF421P Datasheet
| Protocol | Standard | IEEE802.3 10Base-TIEEE802.3u 100Base-TXIEEE 802.3x Flow control |
| Fiber Port Characteristic | Connector Type | SC/ST/FC |
| Transmission rate | 155Mbps | |
| Transmission distance | 550m/2km/20km/40km/60km/80km/100km/120km | |
| Ethernet port Characteristic | Connector Type | 1×4RJ45，1×2 RJ45 |
| Transmission rate | 10/100Mbps auto-negotiate； | |
| Transmission distance | 10Base-T: ≤250m（CAT3,4,5 UTP）100Base-TX: ≤100m（CAT3,4,5 UTP） | |
| Exchange performance | Forward method | Store-and-forward（full wire-speed） |
| Transmission mode | Half/Full duplex adaptive | |
| MAC address table | 2K | |
| Case space | 768Kb | |
| Jumbo frames | 2048b | |
| Packet Forwarding Rate | 1.1904Mpps@64byte | |
| Bandwidth | 1.6G（non-blocking） | |
| LED indicator | Power indicator | Green, PWE |
| Ethernet indicator | Green, per ethernet port | |
| Fiber indicator | Green, per fiber port | |
| DIP switch indicator | Green, extend mode. | |
| DIP switch | 100m | Standard mode – All ports can communicate with each other. |
| 250m | Extend mode, port 1-4 are isolated from each other, transmission distance can up to 250m, and can communicate with port 5-6. | |
| Power parameters | Input voltage | AC100~240V, 50Hz |
| Power consumption | Standby: ≤4W; whole: ≤65W | |
| PoE pin | 1/2+,3/6- | |
| The port max rate | ≤25.4W | |
| Environment | Operating Temperature | -20℃～60℃ |
| Storage Temperature: | -40℃～85℃ | |
| Operating Humidity | 5%～95% non-condensing | |
| Heat dissipation method | Natural heat dissipation | |
| Physical properties | Size | 305×182×44mm |
| Weight | Net weight:2.0kg,Gross weight: 2.2kg |
