FSR-112F-POE is part of the FortiSwitch portfolio for industrial and harsh environments, with standalone management or management integrated through FortiLink, depending on the chosen architecture.
Key features
Industrial and harsh environmentsIntended use according to the official FortiSwitch family.
FortiLinkManagement integrated with FortiGate when included in the design.
Secure NetworkingNetworking and security addressed within a coordinated architecture.
Technical specifications
Interfaces
Access ports
8 × RJ45 1 GbE and 100/10 Mb/s
Uplinks
4 × SFP 1 GbE and 100 Mb/s
Dedicated management port
1 × Ethernet 10/100/1000 Mb/s
Console
1 × RJ45 serial
Power and PoE
PoE ports and standards
8 × IEEE 802.3af/at/bt; up to 90 W per port
Total PoE budget
240 W
Power input
Without PoE: ±12 to ±57 V DC; 802.3af: ±44 to ±57 V DC; 802.3at: ±50 to ±57 V DC; 802.3bt: ±52 to ±57 V DC
Power redundancy
Redundant DC input terminals
Power consumption
22 W without PoE; 264 W with PoE (maximum)
Reverse polarity protection
Yes
Performance and capacity
Switching capacity
24 GbpsDuplex value published in the datasheet; the detailed measurement methodology is not stated.
Forwarding rate
35.7 MppsDuplex value published in the datasheet; the detailed measurement methodology is not stated.
Network latency
< 1 µsDatasheet value; packet and load conditions not specified.
MAC address table
16K
Supported VLANs
4K
Ports per aggregation group
8
Link aggregation groups
Up to the number of ports
Packet buffer
1,5 MB
RAM
1 GB DDR4
Flash storage
32 MB SPI + 1 GB NAND
ACLs
240
Spanning Tree instances
32
Installation and environment
Form factor and installation
DIN rail mounting
Dimensions (H × D × W)
127 × 150 × 66.5 mm
Weight
1.023 kg
Heat dissipation
75 BTU/h without PoE; 900 BTU/h with PoE
Operating temperature
−40 to 75 °C, under the specified ventilation conditions
Storage temperature
−40 to 85 °C
Relative humidity
5% to 90%, non-condensing
Noise / cooling
Fanless, passive cooling
MTBF
Mais de 30 anos
Ingress protection rating
IP40
Enclosure thermal conditions
Up to 65 °C in a closed enclosure without airflow; up to 70 °C in a ventilated enclosure with 0.2 m/s; up to 75 °C with forced ventilation of 1 m/s
Operating altitude
Up to 3,000 m between −40 and 55 °C; up to 2,000 m between −40 and 75 °C
Industrial compliance
IEC 61850-3 edition 2; IEC 60068 vibration, shock and temperature tests; IEEE 1613
Railway standards
EN 50155; EN 50121-1; EN 50121-3-2; EN 50121-5
Management and security
Management
Standalone mode or management integrated with FortiGate through FortiLink
FortiLink Stacking
Automatic interconnections between switches in the FortiLink topology
Documentation
Document reference
27/08/2026 (DD/MM/YYYY) · FSR-DAT-R36-20260827
Figures published by the manufacturer. Final sizing depends on the environment, enabled services and traffic profile.
