







TSW304
TSW304 is the tiniest Ethernet switch in the Teltonika Networks portfolio, made with the industrial application scenarios in mind. This ultra-small device comes with an integrated DIN rail mounting option and will easily find its place in any server cabinet. Durable design and shock-resistant casing make it perfect for even the most challenging industrial environments.
ETHERNET
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.
INDUSTRIAL PROTOCOLS
Profinet. Profinet Class A conformance (available with optional order code).
PERFORMANCE SPECIFICATIONS
Bandwidth (Non-blocking) 8 Gbps.
Packet buffer 128 KB.
MAC address table size 2K entries.
Jumbo frame support 9216 bytes.
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 Aluminium housing.
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.
REGULATORY & TYPE APPROVALS
Regulatory CE, REACH, RoHS, WEEE, UKCA, FCC, IC, CB, RCM.
SAFETY STANDARDS
EN IEC 62368-1:2020+A11:2020.
IEC 60068-2-6:2007 Environmental testing – Part 2-6.
IEC 60068-2-27:2008 Environmental testing – Part 2-27.
IEC 60068-2-31:2008 Environmental testing – Part 2-31.
High-Density Port Configurations
Scalable 8/24/48-port models deliver robust throughput and flexible uplink options to support growing network demands and high-density deployments.
Advanced Switching & QoS
Layer 2/Layer 3 switching with enterprise-grade QoS, VLANs, and traffic prioritization ensures predictable latency for voice, video and critical services.
PoE/PoE+ with Intelligent Power Management
Integrated PoE/PoE+ across models with per-port power allocation and scheduling simplifies deployments for cameras, APs and IoT devices.
Resilience, Security & Central Management
Built-in redundancy, secure management (802.1X, RADIUS), and centralized management tools provide operational visibility and simplified maintenance.