Industrial Gigabit 4 Ports PoE Ethernet Switch with SFP - Reliable

In this review the Industrial Gigabit 4 Ports PoE Ethernet Switch is evaluated for small-scale surveillance and industrial networking needs; the single biggest reason to buy is its combination of true gigabit RJ45 PoE ports with a flexible SFP fiber uplink in a hardened industrial package. The reviewer found the unit well suited to remote sites that need 12-48V DC input and reliable power delivery, because it supports IEEE802.3af/at PoE on each port up to 30W and includes redundant DC inputs for continuous operation in harsh environments.

Key Features

• 4 Gigabit PoE RJ45 ports: Four 10/100/1000Base-T ports provide full gigabit bandwidth for cameras or access points while delivering up to 30W per port for PoE devices.
• SFP slot with dual mode: The 100/1000M adaptive SFP slot accepts a range of fiber modules so the switch can connect to long-distance fiber links without extra converters.
• Wide DC input and redundancy: The 12-48V DC wide voltage input and two-way power interface let the switch keep running if one power feed fails, which improves uptime at remote installations.
• Rugged industrial casing: An aluminum housing with IP40 protection, -40C to 80C operating range, and 6KV lightning protection makes it suitable for industrial and outdoor-adjacent locations.
• Flexible mounting: The compact unit includes a 35mm din-rail bracket and wall-mount accessories for quick installation in cabinets or on rails.

Who It's For

The switch is aimed at installers and system integrators building small IP camera clusters, wireless backhaul points, or industrial sensor networks that need PoE power and a fiber uplink option. It is especially useful where DC power is centralized at 12V or 24V and a boosted 48V PoE output is required.

It is less appropriate for users who need managed features like VLANs, QoS configuration, or SNMP monitoring, because this is an unmanaged switch built for simple, reliable plug-and-play operation rather than advanced network management.

Pros & Cons

Pros

• Compact industrial design with wide operating temperature for deployment in harsh sites.
• Four gigabit PoE ports with IEEE802.3af/at support and up to 30W per port for power-hungry devices.
• Adaptive SFP slot lets you add 100Base-FX or 1000Base-X fiber links for long-distance connectivity.
• Redundant DC inputs improve reliability where continuous uptime is required.

Cons

• Unmanaged operation means no advanced network controls for enterprises that require VLAN or monitoring features.
• No integrated surge protection beyond the listed lightning protection spec; additional site-level protection may be advisable.

Specifications

Ports	4 x 10/100/1000Base-T RJ45, 1 x adaptive SFP slot
PoE Standard	IEEE802.3af/at, up to 30W per port
Total PoE Power	Maximum PoE output 90W (source lists up to 120W capability)
Input Voltage	DC 12-48V, dual power input
Operating Temperature	-40C to 80C
Protection & Housing	IP40, aluminum alloy housing, 6KV lightning protection
Mounting	35mm din-rail and wall mount included

Our Verdict

This is a practical, no-frills industrial PoE gigabit switch that delivers reliable power and fiber flexibility for surveillance and remote networking projects. Installers who need a compact unit with redundant DC input and robust temperature tolerance will find it good value; those needing managed features should consider a different model.

Frequently Asked Questions

Can the SFP slot accept both 100M and 1000M modules?
The SFP slot is adaptive and supports 100Base-FX and 1000Base-X modules for flexible fiber connectivity.

What DC input voltages are supported?
The switch accepts a wide DC input range from 12V to 48V and includes two-way power input for redundancy.

Is this switch suitable for outdoor mounting?
It has industrial-grade aluminum housing, IP40 protection, and a wide temperature range, but fully exposed outdoor installations should use an appropriate enclosure for weatherproofing.