Teltonika TSW304 – Ethernet switch
- ETH: 4 x ETH ports, 10/100/1000 Mbps, supports auto MDI/MDIX crossover
- Input voltage range: 7 - 57 VDC; 9 - 40 VAC
- Dimensions (W x H x D): 102 x 25 x 81.5 mm
- Operating temperature: -40 °C to 75 °C
Technical specifications
Ethernet
| ETH | 4 x ETH ports, 10/100/1000 Mbps, supports auto MDI/MDIX crossover |
|---|---|
| IEEE 802.3 series standards | 802.3i, 802.3u, 802.3ab, 802.3x, 802.3az |
Power
| Connector | 2-pin industrial DC power socket |
|---|---|
| Input voltage range | 7 - 57 VDC; 9 - 40 VAC |
| PoE (passive) | Possibility to power up through ETH1 ports, not compatible with IEEE802.3af, 802.3at and 802.3bt standards, Mode B, 9 - 30 VDC |
| Power consumption | Idle: 0.26 W / Max: 1.44 W |
Physical Interfaces
| Ethernet | 4 x RJ45 ports, 10/100/1000 Mbps |
|---|---|
| Status LEDs | 8 x ETH status LEDs, 1 x Power LED |
| Power | 1 x 2-pin industrial DC power socket |
| Other | 1 x Grounding screw |
Physical Specification
| Casing material | Anodised aluminium housing and panels |
|---|---|
| Dimensions (W x H x D) | 102 x 25 x 81.5 mm |
| Weight | 210 g |
| Mounting options | Integrated DIN rail bracket; wall mount and flat surface (additional kit needed) |
Operating Environment
| Operating temperature | -40 °C to 75 °C |
|---|---|
| Operating humidity | 5% to 95% non-condensing |
| Ingress Protection Rating | IP30 |
INDUSTRIAL PROTOCOLS
| Profinet | Profinet Class A conformance (available with optional order code) |
|---|
Performance Specifications
| Bandwidth (Non-blocking) | 8 Gbps |
|---|---|
| Packer buffer | 128 KB |
| MAC address table size | 2K entries |
| Jumbo frame support | 9216 bytes |
Accessories with manufacturer-listed compatibility
Check connector, regional version and any limitations on the accessory page.
- Teltonika PR324EUB – EU Single Port Gigabit Passive PoE Injector, 24 W
- Teltonika PR321NP0 – DIN Rail Power Supply, 15 W, 24 V
- Teltonika PR3PDNP0 – DIN Rail Power Supply, 20 W, 12 V
- Teltonika PR3PRAU6 – AU 2-Pin Power Supply, 9 W
- Teltonika PR3PRUS6 – US 2-Pin Power Supply, 9 W
- Teltonika PR3PRUK6 – UK 2-Pin Power Supply, 9 W
- Teltonika PR3PREU6 – EU 2-Pin Power Supply, 9 W
- Teltonika PR5MEC32 – RJ45 Dust Covers
- Teltonika PR2LA15B – Ethernet Cable 1.5M
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.







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