Teltonika TSW304 DIN Rail 4-Port Gigabit Ethernet Switch
Ultra-Compact Industrial Gigabit Ethernet Switch for Space-Constrained Installations
The Teltonika TSW304 is the smallest industrial Ethernet switch in the Teltonika Networks portfolio, specifically designed for industrial automation, control cabinets, utility infrastructure, and space-constrained networking applications. Featuring 4 Gigabit Ethernet ports, an integrated DIN rail mounting bracket, ultra-low power consumption, and support for both AC and DC power inputs, the TSW304 delivers reliable plug-and-play networking in an exceptionally compact industrial form factor.
Built with a rugged aluminium enclosure, industrial temperature rating, and shock-resistant design, the TSW304 is ideal for installations where space is limited but dependable Ethernet connectivity is essential.
Key Features
4-Port Gigabit Ethernet Connectivity
The TSW304 includes:
- 4 × RJ45 Gigabit Ethernet Ports
- 10/100/1000 Mbps Auto-Negotiation
- Auto MDI/MDIX Support
- Plug-and-Play Operation
All ports support full Gigabit speeds, making the switch suitable for industrial devices, PLCs, HMIs, IP cameras, gateways, and control systems.
Ultra-Compact Industrial Design
The TSW304 is designed specifically for installations with limited available space.
Dimensions:
Benefits:
- Fits inside compact control cabinets
- Ideal for DIN rail installations
- Suitable for machine enclosures
- Minimal panel space requirements
The integrated DIN rail bracket eliminates the need for additional mounting accessories.
Why Choose the TSW304?
The TSW304 is ideal for industrial users requiring reliable Ethernet connectivity in the smallest possible footprint.
Key advantages include:
- Ultra-Compact Design
- 4 × Gigabit Ethernet Ports
- DIN Rail Mount Included
- Wide AC & DC Power Input
- Passive PoE Power Input Support
- Extremely Low Power Consumption
- Rugged Aluminium Housing
- Industrial Temperature Rating
- Profinet Class A Version Available
- Plug-and-Play Deployment
Gigabit Ethernet Performance
Ethernet Standards
Supported standards include:
- IEEE 802.3i
- IEEE 802.3u
- IEEE 802.3ab
- IEEE 802.3x
- IEEE 802.3az
All Ethernet ports support:
- 10 Mbps
- 100 Mbps
- 1000 Mbps
with automatic crossover detection and speed negotiation.
Industrial Protocol Support
Profinet Compatibility
Optional hardware versions support:
- Profinet Class A Conformance
This makes the TSW304 suitable for industrial automation and manufacturing environments using Siemens PLCs and Profinet-compatible devices.
Switching Performance
Despite its small size, the TSW304 delivers robust Ethernet performance.
| Specification |
Value |
| Switching Bandwidth |
8 Gbps |
| Packet Buffer |
128 KB |
| MAC Address Table |
2,000 Entries |
| Jumbo Frame Support |
9,216 Bytes |
These specifications ensure reliable network traffic handling in industrial applications.
Flexible Power Options
One of the unique strengths of the TSW304 is its broad power compatibility.
DC Power Input
AC Power Input
Connector
- 2-Pin Industrial Power Connector
This flexibility allows integration into a wide variety of industrial electrical systems.
Passive PoE Power Input
The TSW304 can also be powered through Ethernet Port 1.
Passive PoE Input
- ETH1 Port
- Mode B
- 9–30 VDC
Important:
- Not compatible with IEEE 802.3af
- Not compatible with IEEE 802.3at
- Not compatible with IEEE 802.3bt
This feature provides additional installation flexibility where local power wiring is unavailable.
Ultra-Low Power Consumption
The TSW304 is one of the most energy-efficient industrial switches available.
Power Consumption
| Mode |
Consumption |
| Idle |
0.26 W |
| Maximum |
1.44 W |
Ideal for:
- Solar-Powered Systems
- Battery-Powered Installations
- Remote Monitoring Sites
- Energy-Efficient Networks
Industrial Construction
Rugged Housing
The TSW304 features:
- Aluminium Housing
- Shock-Resistant Design
- Fanless Construction
- Passive Cooling
- Grounding Capability
Designed for long-term deployment in demanding industrial environments.
Mounting Options
Integrated DIN Rail Mount
Included features:
- Built-In DIN Rail Bracket
- No Additional Mounting Kit Required
Optional mounting methods:
- Wall Mount
- Flat Surface Mount
This allows quick installation inside control cabinets and industrial enclosures.
LED Indicators
Status Indicators
The switch includes:
- 1 × Power LED
- 8 × Ethernet Status LEDs
Ethernet LED Functions
- Orange LED: Link Established (10/100 Mbps)
- Flashing Orange: Data Activity
- Green LED: Link Established (1000 Mbps)
Provides fast visual network diagnostics and troubleshooting.
Hardware Specifications
Ethernet Interfaces
- 4 × Gigabit RJ45 Ports
- Auto MDI/MDIX Support
Power Interface
- 1 × 2-Pin Industrial Power Connector
Other Features
- Grounding Screw
- Integrated DIN Rail Mount
Indicators
- 8 × Ethernet LEDs
- 1 × Power LED
Physical Specifications
Dimensions
Weight
Housing
The TSW304 is one of the most compact industrial Gigabit switches available, making it ideal for installations with limited cabinet space.
Environmental Specifications
Operating Temperature
Operating Humidity
- 5% to 95% RH (Non-Condensing)
Ingress Protection
Suitable for industrial cabinets, manufacturing environments, utilities infrastructure, and outdoor enclosure installations.
Certifications and Compliance
The TSW304 complies with major international standards.
Certifications
- CE
- UKCA
- FCC
- IC
- CB
- RCM
- RoHS
- REACH
- WEEE
Safety Standards
- EN IEC 62368-1:2020+A11:2020
- IEC 60068-2-6:2007
- IEC 60068-2-27:2008
- IEC 60068-2-31:2008
Certified for industrial deployment worldwide.
