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POE SOLUTIONS

PoE++ Products

FR-7M3408BT

Industrial L2+ Managed 8-port 10/100/1000Base-TX (PoE++) + 4-port 100/1000Base-SFP Ethernet Switch with Redundant DC Power Inputs

Engineered for reliability in the most demanding industrial environments, the Layer 2+ Plus Managed Industrial Ethernet Switch seamlessly integrates dual power input design to ensure uninterrupted connectivity. Enclosed in a rugged IP40-rated housing that can be easily mounted on DIN rails or walls, it excels in harsh settings where durability and uptime are critical. With its exceptional operating temperature range of -40 to 75°C, this switch is built to withstand extreme conditions.

  • L2+
  • PoE++
  • Redundant DC
  • Din-Rail
  • -40°C to 75°C
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Download Datasheet

Protected by hardware warranty

Advance replacement. Global coverage.

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Protected by hardware warranty

Advance replacement. Global coverage.

View policy
  • 8×10/100/1000BASE-T Gigabit Ethernet RJ45
  • 4×100/1000BASE-X SFP ports for SFP Type auto detection
  • Optionally support IEEE 802.3 af/at/bt Power Over Ethernet Standard
  • Full gigabit L2+ management, easy to manage the network by CLI/WebGUI/NMS.
  • Build up a redundant industrial network with STP/RSTP/MSTP/ERPSv2
  • Port-based VLAN, IEEE 802.1Q VLAN, and GVRP to ease network planning
  • Traffic Classification Based on IEEE 802.1p, CoS, WRR, and Strict Mode
  • SNMPv1/v2c/v3 for different levels of network management
  • Wide operating temperature range -40 to 75℃ (-40 to 167℉)
Hardware Specifications
Product
FR-7M3408BT
Standards
IEEE 802.1p, IEEE 802.1Q, IEEE 802.3z, IEEE802.3ad, and IEEE 802.1x
Copper Ports
8×10/100/1000BASE-T RJ45 Auto-MDI/MDI-X (Port 1-8)
Fiber Ports
Default: 2×100/1000BASE-X SFP Slots (Port 9/10 and Port 11/12)
Console
1x RJ45-to-RS232 Serial Port (115200)
Connector
1 removable 6-contact terminal blocks; Pin 1/2 for Power 1, Pin 3/4 for Power 2, Pin 5/6 for fault alarm
Alarm
One relay output for power failure, Alarm relay current carry ability: 1A@24V DC
RAM
128Mbyte
FLASH
32MByte
Reset Button
＜5 sec: System Reboot; ＞10 sec: Factory Default
Surge Protection
±6kV DC, ±6kV RJ45
Enclosure
IP40 aluminum case
Installation
DIN-Rail and Wall-mount
Dimension
138 x 108 x 49mm
Weight
700g (Bare weight), 900g (With package)
Switching
Switch Architecture
Store-and-Forward
Switch Fabric
36Gbps/non-blocking
Forwarding Rate
17.86Mpps (64-byte packet size)
Packet Buffer Size
4 Mbits
Maximum Packet Length
10K bytes
MAC Address Table
8K entries, automatic source address learning and aging
Flow Control
IEEE 802.3x pause frame for full duplex, Back pressure for half duplex
PoE & Power Supply
PoE Ports
Port 1 to 8 IEEE802.3 af/at/bt
PoE Power Supply Type
End-span
Power Supply Pin
1/2(+), 3/6(-) or 4/5(+), 7/8(-)
Max Power Per Port
90W
Input Voltage
DC52-56V
PoE Power Budget
360W maximum (depending on power input)
Environmental
Operating Temperature
-40℃~75℃ (-40 to 167 ℉)
Storage Temperature
-40℃~85℃ (-40 to 185 ℉)
Operating Humidity
5%~95% (non-condensing)
MTBF
907,476 hours @ Telcordia SR-332 Standard
Heat Dissipation
34 BTU/h (non-PoE mode); 1262 BTU/h (with 360W PoE load)
Cooling
Passive Cooling, Fanless Design
Noise Level
0 dBA

AVAILABLE MODELS

Industrial L2+ Managed 8-port 10/100/1000Base-TX (PoE++) + 4-port 100/1000Base-SFP Ethernet Switch with Redundant DC Power Inputs

TypeVersionRelease Date
Datasheet
FR-7M3408_P_BT-Series-Datasheet
Datasheet
3.0
18/05/2026
Manual
7 Series Quick Start Guide
Manual
Manual
WebGUI Network Management User Manual
Manual
Tech Note
Tech Note _STP
Tech Note
Tech Note
Tech Note-ERPS
Tech Note

Dimensions (W×D×H)

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FR-7M3408BT

8-port Gigabit-TX (PoE++) + 4-port Gigabit-SFP


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