Teltonika SWM281 – Ethernet-Switch

Industrielle Switches

Teltonika SWM281 – Ethernet switch

Price on request

Teltonika SWM281 – Ethernet switch. Key specifications for your installation:

Connector: C14 connector
Input voltage range: 100-240 VAC, 50/60 Hz
Ethernet: 24 x RJ45 ports, 10/100/1000 Mbps

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SKU: TN-SWM281 Category: Industrielle Switches Brand:

Delivery time: 5–7 business days

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Teltonika SWM281 – Ethernet switch

Teltonika SWM281 – Ethernet switchSKU: TN-SWM281

Please include the model or order code, quantity and required regional version. We will confirm price, availability and delivery with your quote.

Teltonika SWM281 – Ethernet switch

ETH: Multi-layer managed 24 x ETH ports, 10/100/1000 Mbps, supports auto MDI/MDIX crossover
Input voltage range: 100-240 VAC, 50/60 Hz
Dimensions (W x H x D): 483 x 44 x 234 mm
Operating temperature: 0 °C to 50 °C

Technical specifications

Ethernet

Fiber	4 x SFP ports
IEEE 802.3 series standards	802.3i, 802.3u, 802.3ab, 802.3x, 802.3az, 802.3ad
ETH	Multi-layer managed 24 x ETH ports, 10/100/1000 Mbps, supports auto MDI/MDIX crossover

System Characteristics

CPU	Realtek, 500MHz, MIPS-4KEc
RAM	128MB, DDR3
FLASH storage	16 MB serial flash

Power

Connector	C14 connector
Input voltage range	100-240 VAC, 50/60 Hz
Power consumption	Idle: 5.5 W / Max: 20 W

Physical Interfaces

Ethernet	24 x RJ45 ports, 10/100/1000 Mbps
Fiber	4 x SFP ports
Status LEDs	1 x Power LED, 48 x ETH status LEDs, 1 x Status LED, 4 x SFP status LEDs
Power	1 x C14 connector
Reset	Software reset button
Other	1 x Grounding screw

Physical Specification

Casing material	Anodised aluminium housing and panels
Dimensions (W x H x D)	483 x 44 x 234 mm
Weight	1853 g
Mounting options	Rack mounting kit

Operating Environment

Operating temperature	0 °C to 50 °C
Operating humidity	10% to 90% non-condensing
Ingress Protection Rating	IP30

INDUSTRIAL PROTOCOLS

Profinet	Profinet Class B conformance (available with optional order code)

Services

EtherNet/IP	Yes
SNMP V2, V3	Yes
LLDP	Yes
Network Management	802.1p class of service, 802.1x port-based network access control, 802.1Q VLAN

Network

Routing	Dynamic routing (BGP, OSPF v2, RIP v1/v2, EIGRP)
Port aggregation	802.3ad (LACP)
MRP	MRP client role, MRP manager role
L2 features	Loop protection, Forwarding table, VLAN, STP/RSTP
DHCP	DHCP server, DHCP client, DHCP static leases capable of using MAC with wildcards
Multicast	IGMP snooping, multicast querier support
Port Settings	Enable/disable, link speed control, port isolation, EEE (802.3az) management, Port Mirroring
L3 Features	Static IPv4 routing, static IPv6 routing, DHCPv6 client, static IPv6 address

QoS

QOS	Port priority, DSCP priority, 802.1p priority, TOS
Scheduling method	SP/WFQ/WRR
Bandwidth control	Rate limiting, storm control
Traffic Shaper	Port-based shaping

Diagnostics

Tools	Cable diagnostic, ping, traceroute, nslookup

Security

Authentication	PAM — preshared key, Radius & TACACS+, IP & login attempts block
VLAN	Port VLAN separation
802.1x	Port-based network access control client and server
MAC filtering support	Authorize MAC addresses per port; unauthorized traffic can be ignored or the port disabled.

API

Teltonika Networks Web API (beta) support	Configurable API endpoints to read/change device data; developer documentation available.

Site Manager

Supported modes	Managed Device
Functionalities	FOTA updates, device status reporting, automatic reboot and port restart via ping/wget health checks, centralized VLAN and port configuration

Monitoring & Management

WEB UI	HTTP/HTTPS administration: status, settings, firmware, CLI, diagnostics, remote/event/system/kernel logs and update notifications.
FOTA	Server based firmware updates with notifications.
SSH	SSH (v1, v2)

Firmware/Configuration

WEB UI	Local/server firmware update, configuration profiles and backups.
FOTA	Firmware update.
RMS	Batch firmware/configuration updates for multiple devices.
Keep settings	Retain configuration during firmware updates.
Factory settings reset	Restore manufacturer defaults, including IP, PIN and user data settings.

FIRMWARE CUSTOMISATION

Operating system	SwmOS (OpenWrt based Linux OS)
Supported languages	Busybox shell, Lua, C, C++
Development tools	SDK with build environment.
Package Manager	Install additional software packages on the device.

Performance Specifications

Bandwidth (Non-blocking)	56 Gbps
Forwarding rate	83.33 Mpps
Packet buffer	512 KB
MAC address table size	8K entries
Jumbo frame support	10000 bytes

Accessories with manufacturer-listed compatibility

Check connector, regional version and any limitations on the accessory page.

Documentation and downloads

Technical information checked against the linked manufacturer page on 17 October 2026. Radio bands, approvals and package contents can depend on the full order code and region. Software features depend on firmware, configuration and any additional packages or licences. Price and availability are confirmed on enquiry.

Manufacturer	Teltonika Networks
Model	SWM281
Feature 1	Managed switch
Feature 2	24 x Gigabit Ethernet ports
Feature 3	PROFINET and MRP support
Physical Interfaces – Ethernet	24 x RJ45 ports, 10/100/1000 Mbps
Physical Interfaces – Fiber	4 x SFP ports
Physical Interfaces – Status LEDs	1 x Power LED, 48 x ETH status LEDs, 1 x Status LED, 4 x SFP status LEDs
Physical Interfaces – Power	1 x C14 connector
Physical Interfaces – Reset	Software reset button
Physical Interfaces – Other	1 x Grounding screw
Power – Connector	C14 connector
Power – Input voltage range	100-240 VAC, 50/60 Hz
Power – Power consumption	Idle: 5.5 W / Max: 20 W
Physical Specification – Casing material	Anodised aluminium housing and panels
Physical Specification – Dimensions (W x H x D)	483 x 44 x 234 mm
Physical Specification – Weight	1853 g
Physical Specification – Mounting options	Rack mounting kit
Operating Environment – Operating temperature	0 °C to 50 °C
Operating Environment – Operating humidity	10% to 90% non-condensing
Operating Environment – Ingress Protection Rating	IP30
System Characteristics – CPU	Realtek, 500MHz, MIPS-4KEc
System Characteristics – RAM	128MB, DDR3
System Characteristics – FLASH storage	16 MB serial flash
Ethernet – Fiber	4 x SFP ports
Ethernet – IEEE 802.3 series standards	802.3i, 802.3u, 802.3ab, 802.3x, 802.3az, 802.3ad
Ethernet – ETH	Multi-layer managed 24 x ETH ports, 10/100/1000 Mbps, supports auto MDI/MDIX crossover
Profinet	Profinet Class B conformance (available with optional order code)

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