Teltonika TSW281 Managed Gigabit Ethernet Switch (24 Port, 4× SFP)
Enterprise-Grade Layer 2+ Managed Switch for Industrial and Business Networks
The Teltonika TSW281 is a powerful Layer 2+ managed Gigabit Ethernet switch designed for enterprise, industrial automation, energy, utilities, retail, and smart city applications. Featuring 24 Gigabit Ethernet ports, 4 dedicated SFP fibre ports, advanced Layer 2 and Layer 3 networking capabilities, industrial protocol support, and Teltonika RMS cloud management, the TSW281 delivers reliable, high-performance network connectivity for demanding deployments.
Unlike the TSW280 PoE model, the TSW281 focuses on high-density Ethernet switching and fibre connectivity, making it ideal for aggregation, backbone networking, industrial automation systems, and enterprise infrastructure where PoE power delivery is not required.
Key Features
24-Port Gigabit Ethernet Connectivity
The TSW281 provides:
- 24 × Gigabit RJ45 Ethernet Ports
- 10/100/1000 Mbps Auto-Negotiation
- Auto MDI/MDIX Support
- 4 × Dedicated SFP Fibre Ports
- High-Speed Layer 2+ Switching
Ideal for connecting:
- Industrial Controllers
- PLC Networks
- Building Automation Systems
- Enterprise Devices
- CCTV Infrastructure
- IoT Gateways
- Servers and Workstations
4 × SFP Fibre Uplink Ports
The integrated SFP ports enable:
- Long-Distance Fibre Connectivity
- High-Speed Backbone Links
- Switch Aggregation
- Campus Network Interconnection
- Industrial Fibre Networks
Suitable for large-scale and distributed networking environments.
Why Choose the TSW281?
The TSW281 combines enterprise switching performance with industrial networking capabilities and cloud-based management.
Key benefits include:
- 24 Gigabit Ethernet Ports
- 4 Dedicated SFP Fibre Ports
- Layer 2+ Managed Switching
- Dynamic Routing Support
- Industrial Protocol Compatibility
- VLAN Segmentation
- RMS Cloud Management Included
- Enterprise Security Features
- Rack Mount Design
- Industrial Aluminium Housing
- OpenWrt-Based Operating System
Industrial Protocol Support
The TSW281 is designed to integrate seamlessly into industrial automation environments.
Supported Industrial Protocols
Profinet
- Profinet Class B Conformance
- Available with Optional Profinet Version
MRP (Media Redundancy Protocol)
EtherNet/IP
Supports industrial communication and control applications.
These capabilities make the TSW281 ideal for manufacturing plants, utilities, industrial control systems, and smart infrastructure projects.
Advanced Layer 2+ Networking
The TSW281 provides comprehensive managed networking functionality.
Layer 2 Features
- VLAN Support
- 802.1Q VLAN
- Loop Protection
- Forwarding Table Management
- STP
- RSTP
- IGMP Snooping
- Multicast Querier Support
- Port Mirroring
Layer 3 Features
- Static IPv4 Routing
- Static IPv6 Routing
- DHCPv6 Client
- Static IPv6 Addressing
Dynamic Routing Support
- BGP
- OSPF v2
- RIP v1/v2
- EIGRP
Suitable for complex enterprise and industrial network architectures.
VLAN and Network Segmentation
The TSW281 provides advanced network segmentation capabilities.
VLAN Features
- Port-Based VLAN Separation
- 802.1Q VLAN Support
- Port Isolation
- Access Control
- Network Segmentation
Ideal for separating:
- IT and OT Networks
- Automation Systems
- Security Networks
- Corporate Traffic
- Critical Infrastructure
Quality of Service (QoS)
Advanced traffic management ensures critical traffic receives priority.
QoS Features
- Port Priority
- DSCP Priority
- 802.1p Priority
- TOS Priority
Scheduling Methods
Traffic Management
- Rate Limiting
- Storm Control
- Traffic Shaping
Optimised for industrial control traffic, voice, video, and mission-critical communications.
Enterprise Security
The TSW281 incorporates enterprise-grade security features.
Authentication
- PAM Authentication
- Pre-Shared Keys
- RADIUS
- TACACS+
- Login Attempt Blocking
Access Control
- 802.1X Port-Based Authentication
- MAC Address Filtering
- VLAN Segmentation
- Port Security
Allows secure deployment across enterprise and industrial networks.
Diagnostics and Monitoring
Built-in tools simplify deployment and troubleshooting.
Diagnostic Utilities
- Cable Diagnostics
- Ping
- Traceroute
- NSLookup
Port Management
- Port Enable/Disable
- Link Speed Control
- Port Mirroring
- Port Isolation
Provides efficient monitoring and maintenance capabilities.
Cloud Management with RMS
The TSW281 includes:
- 2 Years RMS Management
- Remote Monitoring
- Remote Configuration
- Alerts and Notifications
- Firmware Updates
- Secure Remote Access
RMS Benefits
- Centralised Device Management
- Fleet-Wide Monitoring
- Configuration Backup
- Multi-Site Management
- Simplified Maintenance
Ideal for organisations managing distributed network infrastructure.
API and Automation
The TSW281 supports:
- Teltonika Networks Web API
- Device Monitoring
- Configuration Management
- Third-Party Integration
Developers can retrieve and modify device information using configurable API endpoints.
Operating System and Customisation
The switch operates on:
SwmOS
- OpenWrt-Based Linux Operating System
- Package Manager Support
- Firmware Customisation
- SDK Development Environment
Supported Languages
Provides flexibility for custom networking and automation solutions.
Performance Specifications
Switching Performance
- Non-Blocking Bandwidth: 56 Gbps
- Forwarding Rate: 83.33 Mpps
- MAC Address Table: 8K Entries
- Packet Buffer: 512 KB
- Jumbo Frames: Up to 10,000 Bytes
Designed for high-throughput networking applications.
Hardware Specifications
System
- CPU: Realtek 500 MHz MIPS-4KEc
- RAM: 128 MB DDR3
- Flash Storage: 16 MB Serial Flash
Network Interfaces
- 24 × Gigabit Ethernet Ports
- 4 × SFP Fibre Ports
Indicators
- 1 × Power LED
- 48 × Ethernet Status LEDs
- 1 × Status LED
- 4 × SFP Status LEDs
Controls
- Reset Button
- Grounding Screw
Power Specifications
Input Power
- 100–240 VAC
- 50/60 Hz
- IEC C14 Power Connector
Power Consumption
- Idle: 5.5 W
- Maximum: 20 W
Low power consumption makes the TSW281 suitable for energy-efficient network deployments.
Mechanical Specifications
Construction
- Anodised Aluminium Housing
- Industrial-Grade Design
Dimensions
Weight
Mounting
Designed for installation in network cabinets, industrial enclosures, and enterprise racks.
Environmental Specifications
Operating Conditions
- Operating Temperature: 0°C to +50°C
- Humidity: 10% to 90% RH (Non-Condensing)
- Protection Rating: IP30
Suitable for indoor industrial and commercial environments.
Certifications and Compliance
The TSW281 complies with major international standards:
Suitable for deployment in global enterprise and industrial projects.
