EN50155 Switch | EN50155 PoE Switch ITP-800-8PHE24 | DCT

Features

Use M12/M23 connector anti vibration and shock for vehicle, rolling stock, and railway applications
24/48VDC (20~57VDC) redundant dual input power with built -in very high efficiency (97~98%) to boost PoE output voltage to 50VDC
Regulated PoE output voltage (50VDC) to stabilize PoE device, and guarantee delivery PoE power distance to 100 meters
Wide operating temperature -40~75°C (ITP-800-8PHE24)
CE, FCC, EN62368-1, EN50155 and EN50121-4 for railway certified
Industrial Grade EMS, EMI, EN61000-6-2, EN61000-6-4 certified

The EN50155 certified M12 PoE switches ITP-800-8PH24, plastic housing IP56 protection, have 8x 10/100Base-TX M12 D-code Ethernet ports, fanless and redundant power input. 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.

Networking Standards

IEEE 802.3 10Base-T Ethernet
IEEE 802.3u 100Base-TX Fast Ethernet
IEEE 802.3x Flow Control & Back Pressure
IEEE 802.3af PoE (Power over Ethernet)
IEEE 802.3at PoE+ (Power over Ethernet enhancements)

Switch Specifications

Switching Fabric: 1.6Gbps (Full wire-speed)
Data Processing: Store and Forward
Flow Control: IEEE 802.3x Flow Control, Back Pressure Flow Control
MAC Address Table: 1K
Packet Buffer Size: 448Kbits

Network Connectivity

Network Ports: 8 x M12 D-code Female, 10/100Base-TX, Auto-negotiation, Auto MDI/MDI-X
Cabling: UTP/STP Cat. 5e or above, EIA/TIA-568 100-ohm (up to 100m)
Protocols: CSMA/CD

PoE Specifications

PoE Standard: IEEE 802.3af, IEEE 802.3at
PoE Power Budget: 120W (30W per port), Regulated PoE output at 50VDC
Power Input: 1 x M23 (5-Pin, Male) for redundant dual DC input (24/48VDC, 20~57VDC)
PoE Boost Efficiency: 97~98% to stabilize voltage and extend power transmission distance (up to 100m)

Power Consumption

Input Voltage	Total Power Consumption	Device Power Consumption	PoE Budget	Boost Efficiency
24VDC	125W	3.6W	120W	98%
48VDC	127W	4.3W	120W	97%

Environmental Specifications

Operating Temperature: (ITP-800-8PHE24)
Storage Temperature: -40~85°C
Operating Humidity: 5% to 95% (Non-condensing)
Housing: IP56-rated water-proof grade housing
Fanless Operation: Yes

Mechanical Specifications

Dimensions: 67 x 71.4 x 219.5 mm (D x W x H)
Weight: 715g
Mounting: Wall mounting

Reliability & Certifications

MTBF: 937,878 Hours (MIL-HDBK-217)
Warranty: 5 Years

Certifications

EMC: CE (EN55024, EN55032)
EMI: FCC, FCC Part 15 Subpart B Class A
Railway Traffic Compliance: EN50155, EN50121-4
Heavy Industrial Environment Immunity: EN61000-6-2
Heavy Industrial Environment Emission: EN61000-6-4
Safety: EN62368-1

Electromagnetic Susceptibility (EMS) Protection Levels

ESD (Electrostatic Discharge): EN61000-4-2, Level 3, Criteria B
RS (Radiated Susceptibility): EN61000-4-3, Level 3, Criteria A
Electrical Fast Transient/Burst: EN61000-4-4, Level 3, Criteria A
Surge Protection: EN61000-4-5, Level 3, Criteria B
Conducted Susceptibility: EN61000-4-6, Level 3, Criteria A
Magnetic Field Immunity: EN61000-4-8, Field Strength: 300A/m, Criteria A
Voltage Dips Immunity: EN61000-4-11

Shock & Vibration Compliance

Shock: IEC 61373
Vibration: IEC 61373
Freefall: IEC 60068-2-32

LED Indicators

System: Power 1 (Green), Power 2 (Green)
Per Port: Link/Active (Green)
PoE Status: ON (Green)

Ordering Information

Model Name	Total Ports	UTP M12	PoE Ports	PoE Budget	Power Input	Certifications	Operating Temperature
ITP-800-8PH24	8	8	8	120W	24/48VDC	EN50155, EN50121-4, EN62368-1, CE, FCC, EN61000-6-2, EN61000-6-4	-10~60°C
ITP-800-8PHE24	8	8	8	120W	24/48VDC	EN50155, EN50121-4, EN62368-1, CE, FCC, EN61000-6-2, EN61000-6-4	-40~75°C

Optional Accessories

Part Number	Description
M12D-M4	M12 D-code Male (4-Pin) Connector, IP67
CAB-M12DM4-RJ45	M12 D-code Male (4-Pin) to RJ-45, AWG 24, IP67, 1m Cable
CAB-M23F5-OPEN	M23 Female (5-Pin) to Open Wire, AWG 16, IP67, 1m Cable

EN50155 Switch | EN50155 PoE Switch ITP-800-8PHE24