| Protocols | CSMA/CD |
| IEEE Standard | IEEE 802.3 10Base-T Ethernet |
| IEEE Standard | IEEE 802.3u 100Base-TX Fast Ethernet |
| IEEE Standard | IEEE802.3x Flow Control and Back Pressure |
| IEEE Standard | IEEE802.3af for POE |
| IEEE Standard | IEEE802.3at for POE+ |
| MAC address table size | 1K |
| Network connector | 4xRJ-45 10/100BaseT(X) auto negotiation, 4 10/100M POE+ 802.3at/af PSE port |
| Network connector | 1 10/100M TX port, Auto MDI/MDI-X function, Full/Half duplex |
| Housing design | Rugged Metal, IP30 Protection |
| Power Consumption | 3.76W@48 VDC full load, Without POE |
| Network Cable | UTP/STP above Cat.5e Cable。EIA/TIA-568 10-ohm (100m) |
| Network Cable | Fiber Cable (Multi-mode):50/125um,62.5/125um / Fiber Cable (Single-mode): 9/125um |
| Switch Architecture | Back-plane (Switching Fabric): 1.0Gbps |
| Packet Buffer Size | 1M |
| Data Processing | Store and Forward |
| LEDs | PW1(Power 1) Green, PW2(Power 2) Green, SW( Relay) Amber |
| LEDs | TX/RJ-45 port: Green --- LNK (Link/Active), Amber --- POE link |
| LEDs | FX Fiber port: (N/A) |
| POE power | Input Voltage 44VDC-56VDC |
| POE power | POE power per port 30watts. Maximum 36Watts with 56VDC input |
| POE power | Maximum total power 126Watts with 56VDC input |
| Reserve polarity protection & Overload current protection | Present |
| Removable terminal block | Provide 2 Redundant power, Alarm relay contact, 6 Pin |
| Removable terminal block | Wire range: 0.34mm^2 to 2.5mm^2 |
| Removable terminal block | Solid wire (AWG):12-24/14-22 |
| Removable terminal block | Stranded wire(AWG): 12-24/14-22 |
| Removable terminal block | Torque:5lb-In/0.5Nm/0.56Nm |
| Removable terminal block | Wire Strip length: 7-8mm |
| MTBF (mean time between failure) | 510,304 hrs ( MIL-HDBK-217F) at 25°C |
| EN55022/24 (Certifications) | ITE equipment |
| EN55011 (Certifications) | Industrial, Scientific and Medical (ISM) equipment |
| Safety (Certifications) | IEC EN60950-1 |
| EMC/EMS (Certifications) | CE, FCC, VCCI |
| (Certifications) EMI | FCC Part 15 Subpart B Class A, CE EN 55022 Class A |
| EN 50155 / EN 60068-2-6 (Certifications) | Vibration |
| EN 50155 /EN 60068-2-27 (Certifications) | Shock |
| EN 50155 / EN 60068-2-32 (Certifications) | Free Fall |
| EN50121-3-2 (Certifications) | Railway Applications – Electromagnetic Compatibility – Part 3-2 Rolling Stock - Apparatus |
| EN50121-4 (Certifications) | Railway Applications – Electromagnetic Compatibility – Part4 Emissions and Immunity of the Signaling and Telecommunications Apparatus |
| EN50155 (Certifications) | Railways Applications Electronic Equipment used on Rolling Stock |
| Alarm Relay Contact | Relay outputs with current carrying capacity of 1 A @24VDC, Relay in open circuit mode when 2 powers are connected. In short circuit mode when only one power supply is connected |
| Installation | DIN Rail mounting and Wall Mounting |
| Flow Control | IEEE 802.3x Flow Control and Back Pressure |
| Operating humidity | 5% to 95% (Non-condensing) |
| Operating temperature | -40℃〜75℃ fully tested |
| Storage temperature | -40℃〜85℃ |
| Dimensions | 142mmx36.2mmx105mm |
| Power Supply | Redundant Dual DC 9V-56V Power Input,Switch input 9-56VDC。POE input 44-56VDC |
