EN50155 Switch | EN50155 Managed PoE Switch ITP-802GT-8PH24 | DCT

Features

Use M12 connector anti vibration and shock for vehicle, rolling stock, and railway applications
Regulated PoE output voltage (53VDC) to stabilize PoE device, and guarantee delivery PoE power distance to 100 meters
Wide operating temperature -40~75°C
CE, FCC, EN51055, EN50121-4 and EN45545-2 for railway certified
Industrial Grade EMS, EMI, EN61000-6-2, EN61000-6-4 certified

As an EN50155 certified M12 PoE switch, ITP-802GT-8PH24 has 8 10/100Base-TX M12 D-code Ethernet ports and 2 Gigabit M12 X-code ports. Designed for heavy industrial, vehicle and rolling stock applications, utilizing M12 connectors to ensure secure connections and reliable operation, and withstand environmental disturbances such as vibration and shock. 24VDC power input design, compatible with vehicle battery power supply, realizes PoE function through voltage boosting. EN50155 certification covers operating temperature, mains input voltage, surge, ESD, vibration and shock, making the switch suitable for vehicle, rolling stock applications.

Certifications & Compliance

EN50155, EN50121-4, EN61000-6-2, EN61000-6-4, EN45545-2
CE and FCC Certified
IP30-rated: Protection against dust and industrial environments

Power & PoE Capabilities

24/48VDC Power Input (20-57VDC)
Built-in power booster up to 53VDC for PoE output
Regulated PoE output voltage (53VDC) for stable power delivery
Supports PoE IEEE802.3af / IEEE802.3at
Maximum PoE power budget: 120W (30W per port)
PoE power delivery up to 100 meters
Reverse Polarity Protection for power input
Overload Current Protection Supported
High-efficiency power boost (97-98%)

Networking & Connectivity

8× Fast Ethernet M12 D-code ports (10/100Base-TX)
2× Gigabit M12 X-code ports (10/100/1000Base-TX)
Auto-negotiation, Auto MDI/MDI-X, Full/Half Duplex support
5.6Gbps Switching Fabric (Full Wire-Speed)
IEEE 802.3x Flow Control and Back Pressure
IEEE 802.1Q VLAN support
MAC Address Table: 4K
Packet Buffer Size: 448Kbits
Store and Forward switching with back pressure for half-duplex mode
Cable diagnostics to identify open/short issues
LED indicators for Power, Link/Active, and PoE status
Supports CSMA/CD network protocol

Specification	ITP-802GT-8PH24	ITP-802GT-8PHE24
Total Ports	10	10
Ethernet Ports	8× 10/100Base-TX M12 D-code (Female)	8× 10/100Base-TX M12 D-code (Female)
Gigabit Ports	2× 10/100/1000Base-TX M12 X-code (Female)	2× 10/100/1000Base-TX M12 X-code (Female)
PoE Ports	8× PoE IEEE802.3af/at (Max. 30W per port)	8× PoE IEEE802.3af/at (Max. 30W per port)
PoE Power Budget	120W	120W
PoE Output Voltage	53VDC	53VDC
Power Input	24/48VDC (20~57VDC)	24/48VDC (20~57VDC)
Boost Efficiency	97-98%	97-98%
Operating Temp.	-10°C to 60°C	-40°C to 75°C
Storage Temp.	-40°C to 85°C	-40°C to 85°C
Humidity	5% to 95% (Non-condensing)	5% to 95% (Non-condensing)
Housing	Rugged metal, IP30, Fanless	Rugged metal, IP30, Fanless
Dimensions	63.3 × 71.5 × 219mm	63.3 × 71.5 × 219mm
Weight	0.8kg	0.8kg
Mounting	Wall mounting	Wall mounting
MTBF	531,231 Hours (MIL-HDBK-217)	531,231 Hours (MIL-HDBK-217)
Certifications	EN50155, EN50121-4, EN45545-2, CE, FCC	EN50155, EN50121-4, EN45545-2, CE, FCC

Security & Management

SNMP v1/v2c/v3 for network monitoring
Syslog and Alarm Relay notifications
EMS (Element Management System) support
IEEE 802.1X authentication (Port-based and MAC-based)
Access control via RADIUS & TACACS+ Authentication
HTTPS, SSH v2, SSL encryption for secure access
DHCP Client support
IEEE 802.3az Energy Efficient Ethernet (EEE)

QoS & Traffic Optimization

IEEE 802.1p-based QoS
Traffic Classification:
- Class of Service (CoS)
- Differentiated Services Code Point (DSCP)
- IP Precedence
Bandwidth control
Storm Control for unicast, broadcast, and multicast traffic

Electromagnetic & Environmental Protection

Protection Type	Standard & Level
ESD Protection	EN61000-4-2, Level 3, Criteria B
Radiated Immunity	EN61000-4-3, Level 3, Criteria A
Electrical Fast Transient	EN61000-4-4, Level 3, Criteria A
Surge Protection	EN61000-4-5, Level 3, Criteria B
Conducted Immunity	EN61000-4-6, Level 3, Criteria A
Magnetic Field Immunity	EN61000-4-8, Field Strength: 300A/m, Criteria A
Voltage Dips Protection	EN61000-4-11
Shock Resistance	IEC 61373
Vibration Resistance	IEC 61373
Freefall Protection	IEC 60068-2-32

Ordering Information & Accessories

Model Variants:
- ITP-802GT-8PH24: -10~60°C
- ITP-802GT-8PHE24: -40~75°C
Optional Accessories:
- CAB-M12XM8-RJ45: M12 X-code Male (8-Pin) to RJ-45, AWG 24, IP67, 1 meter
- CAB-M12DM4-RJ45: M12 D-code Male (4-Pin) to RJ-45, AWG 24, IP67, 1 meter
- M12D-M4: M12 D-code Male (4-Pin) Connector, IP67
- CAB-M12AF5-OPEN: M12 A-code Female (5-Pin) to open wire, AWG 22, IP67, 1 meter

EN50155 Switch | EN50155 Managed PoE Switch ITP-802GT-8PH24