IDM POE-M8 PoE Gigabit Fiber Optic Ethernet Switch
3 gigabit Ethernet ports, 8 RJ45 ports, supports chain network and tree network
The IDM POE-M8 PoE gigabit fiber optic Ethernet switch features 8 PoE power supply RJ45 ports and 3 1000M SFP fiber module expansion slots, and supports gigabit optical ports for forming chain networks and tree networks. All 8 RJ45 ports support IEEE 802.3af/at standard PoE power supply, and can operate in VLAN isolation or shared gigabit mode. Per-port power supply is up to 30W, and up to 150W for the unit. It can automatically detect and identify powered devices compliant with IEEE 802.3af/at standards, and supplies power over the network cable through a priority mechanism.
An 8-port PoE gigabit fiber optic Ethernet switch is access layer switching equipment that provides both 8 power over Ethernet (PoE) ports and gigabit fiber uplink capability, and it is also a common type of fiber optic switch in product showcases. The IDM POE-M8 is developed by media converter manufacturer Beijing Ruiguang Jiyuan Digital Technology Co., Ltd., and is used in optical fiber access networks to simultaneously transmit data and supply power to remote terminals over twisted pair. As a professional media converter and industrial Ethernet switch manufacturer, Raytrans provides 8 RJ45 ports supporting IEEE 802.3af/at standard PoE power supply and 3 1000M SFP fiber module expansion slots on this device, with per-port power supply up to 30W, power supply up to 150W for the unit, PoE power supply distance ≤200m, and support for forming chain networks and tree networks with gigabit optical ports, flexibly adapting to scenarios such as government private network optical fiber communication solutions and smart mining communication solutions.
Key Specifications at a Glance: 8-port PoE · 3 gigabit optical ports · 30W per port · 150W for the unit · PoE power supply distance ≤200m · IEEE 802.3af/at · plug-and-play with no configuration required
Figure 1: Close-up of the front panel of the IDM POE-M8 POE gigabit fiber optic Ethernet switch with 8 PoE power supply RJ45 ports and 3 1000M SFP fiber slots
What Kind of Device Is an 8-Port PoE Gigabit Fiber Optic Ethernet Switch?
The IDM POE-M8 is an access-type product showcase device that integrates PoE power supply, gigabit fiber uplink and Ethernet switching in the same chassis. All 8 RJ45 ports support IEEE 802.3af/at standard PoE power supply, and can directly supply power to and backhaul data from powered devices such as cameras and wireless APs over network cables; the 3 1000M SFP expansion slots are used for fiber uplink, aggregating services from distributed sites to the fiber backbone network. As a converged device of a media converter and a fiber optic switch for the access layer, it balances power supply and fiber uplink capability among the products of media converter manufacturers of the same class.
The device follows the IEEE 802.3, IEEE 802.3u, IEEE 802.3x and IEEE 802.3af/at series standards. Its ports support MDI/MDIX auto-crossover and auto-negotiation, and support IEEE 802.3x full-duplex flow control and half-duplex backpressure flow control. The unit uses AC 100-240V input, has an operating temperature of -10℃ to 55℃, weighs 1.7kg, and measures 270mm×180mm×44mm (L×W×H), and can be installed in a weak-current box or cabinet.
What Power Supply, Switching and Fiber Access Functions Does It Provide?
Function | Description |
|---|---|
PoE power supply | All 8 RJ45 ports support IEEE 802.3af/at standard PoE power supply, and the ports have PoE identification capability: when the power of a powered device exceeds the IEEE 802.3af standard, the IEEE 802.3at standard is automatically activated and power is supplied according to the priority mechanism, with per-port power supply up to 30W |
Gigabit Ethernet switching | The 3 1000M SFP optical ports perform uplink and networking data switching at gigabit rate, and can switch between two data modes: VLAN isolation or shared gigabit |
Fiber access | The 3 1000M SFP expansion slots provide seamless interfacing with the optical fiber network, facilitating connection to the fiber backbone network, and support forming chain networks and tree networks with gigabit optical ports |
Port adaptive capability and flow control | Each port supports MDI/MDIX auto-crossover and auto-negotiation, and supports IEEE 802.3x full-duplex flow control and half-duplex backpressure flow control |
Plug-and-play with no configuration required | Simple and convenient to use, no configuration required, plug-and-play, strong compatibility, no device burnout, and the network is not limited by the layout of power supply cables |
Key Specifications and Performance Specifications
The three categories of specifications—power supply, fiber and switching—are organized below according to the original product documentation, and the parameter table answers "to what extent it performs and under what conditions it holds true."
Item | Parameter/Specification | Description/Applicable Conditions |
|---|---|---|
Power supply port | 8 PoE power supply RJ45 connectors | All support IEEE 802.3af/at standard PoE power supply |
Electrical port rate | 8 × 10/100M adaptive | As stated in the original product documentation; supports high-speed data forwarding without packet loss |
Per-port power supply | Up to 30W | Compliant with PoE+ power supply capability; can drive high-power powered devices such as PTZ cameras |
Power supply of the unit | Up to 150W | Actual allocation per port is subject to device negotiation and the overall budget of the unit |
Optical fiber port | 3 × 1000M SFP expansion slots | Used for fiber access uplink; supports chain network and tree network networking |
PoE power supply distance | ≤200m (POE power transmission distance) | As stated in the original product documentation; network signal transmission distance ≤100m |
PoE wire core and type | 1/2+, 3/6- wire pairs | 4/5+, 7/8- wire pairs available on request; PoE type is end-span |
Ethernet standard | IEEE 802.3, IEEE 802.3u, 802.3x, IEEE 802.3af/at | Gigabit optical port corresponds to 1000BASE-X |
Power supply mode | Automatic detection, priority mechanism power supply | Supplies power only to powered devices compliant with IEEE 802.3af/at |
Data mode | VLAN isolation or shared gigabit | Switch between isolation and sharing as required by networking |
Forwarding mode | Store-and-forward | MAC address table 1K; supports MAC automatic learning and aging |
Input power | AC 100-240V 50/60Hz | Power supply up to 150W for the unit |
Indicator LED | 1 LINK/ACT indicator LED per port, POE Status indicator LED, unit power indicator LED | On-site determination of port, power supply and unit status |
Operating environment | Operating temperature -10℃~55℃ | Weight of the unit 1.7kg, dimensions 270mm×180mm×44mm |
What Do the Three Differentiation Points Mean for a Project?
Differentiation Point | Value to the Project |
|---|---|
8 PoE ports, 3 gigabit optical ports | 8 PoE ports + 3 gigabit optical ports, flexible expansion with chain and tree networking: all 8 RJ45 connectors support IEEE 802.3af/at standard PoE power supply, and the 3 1000M SFP optical ports support chain and tree networks built on gigabit optical ports, with end nodes aggregated over optical fiber level by level, so no trunk optical cable needs to be re-laid for capacity expansion |
30W per port, 150W for the unit | 30W per port / 150W for the unit, can drive high-power powered devices such as PTZ cameras: per-port power supply up to 30W and overall power budget of the unit up to 150W, so multiple infrared or PTZ cameras can run online at the same time |
PoE power supply distance ≤200m | PoE power supply distance ≤200m, breaking through cabling limits, plug-and-play with no configuration required: data and power share one network cable, the network is no longer limited by power supply cable layout, saving cabling construction costs |
How to Understand PoE Power Supply Standards and Power Supply Distance?
PoE power supply standards are defined by the IEEE 802.3 series of specifications and are the basis for judging compatibility between power sourcing equipment and powered devices. IEEE 802.3af defines a per-port power supply limit of about 15.4W, and IEEE 802.3at (PoE+) raises the per-port power supply limit to 30W, meeting the needs of high-power terminals such as PTZ cameras and wireless APs; all 8 RJ45 connectors of the IDM POE-M8 supply power according to IEEE 802.3af/at, and the ports have PoE identification capability, so ordinary non-PoE terminals will not be mistakenly powered.
The PoE power supply distance stated in the product documentation is POE power transmission distance ≤200m, corresponding to network signal transmission distance ≤100m. In engineering terms, this can be understood as follows: the data segment of standard Ethernet twisted pair is still planned at 100m, while the power supply side draws power for powered devices within ≤200m; when a site is farther away, first extend optical fiber to the near end through the gigabit optical port, and then have the IDM POE-M8 supply power nearby over a network cable, thus extending the coverage of PoE terminals to wherever optical fiber can reach.
Typical Application Scenarios
Smart Industrial Park and Campus Network
Cameras, access control and wireless APs in industrial parks and campuses are distributed across buildings, roads and public areas, with scattered power supply points. The IDM POE-M8 is deployed at a floor or area aggregation point, where 8 PoE ports supply power to terminals and backhaul data over network cables at the same time, and 3 1000M SFP optical ports connect upward to the campus optical fiber backbone, aggregating distributed sites into the central equipment room. In VLAN isolation mode, office, visitor and security surveillance services can be separated, while in shared gigabit mode, full-port-rate forwarding is provided for high-bandwidth services.
Front-End Power Supply and Uplink for Security Surveillance Projects
Front-end HD network cameras are often installed on plant roads, roadside poles or perimeter walls, with sites far from the equipment room and without independent power supply. The IDM POE-M8 can be placed at a camera aggregation node, where 8 RJ45 ports directly supply power to cameras and backhaul video streams over network cables, and 3 1000M SFP optical ports aggregate and uplink multiple video channels to the surveillance center; the 150W power budget of the unit can support multiple infrared or PTZ cameras running online at the same time, and the 30W per-port limit meets the needs of high-power powered devices such as PTZ cameras.
Figure 2: IDM POE-M8 POE Gigabit Fiber Optic Ethernet Switch — overall appearance, port indicator LEDs and fiber uplink networking diagram
Industrial IoT and Private Network Edge Access
In private network scenarios such as industrial and mining operations and energy, front-end sensors, measuring instruments, and wireless coverage devices also face the dual problems of power supply and networking. The IDM POE-M8 uses a single network cable to complete power supply access and data backhaul for powered devices, and then connects to the private network backbone through Gigabit optical ports, avoiding the attenuation and interference of long-distance copper cables; the 3 optical ports can form a chain network or tree network according to on-site lines, and access nodes distributed along the line aggregate level by level. Its operating temperature of -10℃~55℃ and AC 100-240V wide-range voltage input adapt to weak-current box and cabinet environments. In a smart mining communication solution, the device can serve as an underground or mining area edge access node and work with industrial Ethernet switches to complete ring or tree networking; in a government private network optical fiber communication solution, its Gigabit optical ports and VLAN isolation capability can meet the requirements of multi-service security isolation and fiber uplink. As a professional media converter manufacturer and industrial Ethernet switch manufacturer, Raytrans provides complete equipment selection and solution support from access to aggregation for the above scenarios.
How to Select an 8-Port PoE Switch?
How to select an 8-port PoE switch can be checked against four items. First, check whether all power supply ports support standard PoE; power supply on all 8 ports eliminates the need for additional PoE injectors. Second, check the per-port and overall power supply budget; 30W per port and 150W overall can cover high-power terminals such as PTZ cameras. Third, check the number and rate of uplink optical ports; 3 1000M SFP slots can both provide uplink and support chain and tree networking. Fourth, check the data mode and installation conditions; VLAN isolation or shared gigabit must be switched according to networking needs, and power supply distance and ambient temperature must be checked. The combination of the IDM POE-M8 on these four items is suitable for edge aggregation scenarios with scattered sites that require hybrid optical and electrical networking. As a media converter manufacturer, Raytrans also provides supporting devices such as media converters, industrial Ethernet switches, and fiber optic switches in its product showcase, making it convenient to select them together with 8-port PoE switches.
