FS-M426E-FPOE is part of the FortiSwitch portfolio for access and campus, with standalone management or integration through FortiLink depending on the chosen architecture.
Key features
Access and campusIntended 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
16 × 1 GbE RJ45; 8 × 2.5 GbE RJ45; 2 × 5 GbE RJ45
Uplinks
4 × 10 GbE SFP+, compatible with 1 GbE SFP
Dedicated management port
1 × Ethernet 10/100 Mb/s
Console
1 × RJ45 serial
Power and PoE
PoE ports and standards
24 ports: 16 × IEEE 802.3af/at and 8 × IEEE 802.3af/at with four-pair power delivery up to 60 W
Total PoE budget
421 W
Power input
100–240 V AC, 50/60 Hz
Power supply
Built-in AC power supply
Power redundancy
Redundant AC power supply
Power consumption
441 W / 442 W (average / maximum)
Performance and capacity
Switching capacity
172 GbpsDuplex value published in the datasheet; the detailed measurement methodology is not stated.
Forwarding rate
255 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
2 MB
RAM
1 GB DDR4
Flash storage
256 MB
ACLs
1K
Spanning Tree instances
32
Routing
IPv4 / IPv6 route entries
1K / 1K
IPv4 / IPv6 host entries
5K / 2.4K
Multicast route entries
1K
Installation and environment
Form factor and installation
19-inch rack, 1U
Dimensions (H × D × W)
44 × 410 × 440 mm
Weight
5.9 kg
Heat dissipation
132.734 BTU/h
Operating temperature
0 to 50 °C
Storage temperature
−20 to 70 °C
Relative humidity
5% to 95%, non-condensing
Airflow
Side-to-rear airflow
Noise / cooling
35 dBA
MTBF
More than 10 years
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
04/09/2026 · FS-CAM-DAT-R17-20260904
Figures published by the manufacturer. Final sizing depends on the environment, enabled services and traffic profile.
