Trusted in Industrial Communication for 20+ YearsIndustrial networking products for harsh, mission-critical environments
Managed Industrial Ethernet Switch

Carat55-D6TX2SC20D3-D2

6 x 10/100Base-T(X) ports, 2 x 100M SC optical ports

Features and Benefits
  • Redundant PowerSupports 18~36VDC redundant power input with relay alarm output
  • Rugged EnclosureHigh-strength aluminum alloy sealed housing, shock and vibration resistant
  • Rugged EnclosureFanless industrial dust-proof design
  • Gigabit ConnectivitySupports AutoSniffer device management software for intelligent industrial network management
Overview

The Carat55-D6TX2SC20D3-D2 managed DIN-Rail Layer 2 industrial Ethernet switch is designed for network communication in industrial fields such as smart city, new energy, intelligent transportation and industrial automation. It complies with EN60950, EN55032 and other industry standards, and has obtained CE, FCC and other certifications. It is suitable for industrial field environments with stringent requirements, providing highly reliable industrial network connection solutions for various industrial application sites.

The Carat55-D6TX2SC20D3-D2 adopts store-and-forward switching mode, providing 6 x 10/100Base-T(X) ports and 2 x 100M optical ports (SC single-mode dual fiber, 1310nm, 20km).

The Carat55-D6TX2SC20D3-D2 supports CLI, Telnet, SNMP, SSH, and Web-based network management, as well as Layer 2 switching features including VLAN, IGMP Snooping, LACP, and QoS.

Technical Parameters
Standards Compliance
Standard IEEE 802.3i(10Base-T) IEEE 802.3u(100Base-TX) IEEE 802.3ad (Link Aggregation) IEEE 802.3x (Flow Control) IEEE 802.1p (Priority) IEEE 802.1Q(VLAN)
Switching Properties
Switching Characteristics Store and Forward
Switching Capacity 20Gbps
Packet Forwarding Rate 0.892Mpps
Cache Capacity 4.1Mbit
MAC Address Table 8K
Switching delay <10μs
Port Performance
Electrical Ports 6 x 10/100Base-T(X) ports, auto flow control, full/half duplex mode, MDI/MDI-X adaptive
Optical Port 2 x 100M optical ports (SC single-mode dual fiber, 1310nm, 20km)
Management Port 1 x Console port (RS-232), RJ45
LED Indicators System (SYS), Power (P1, P2), Port (Link/ACT)
Key Features
VLAN Supports IEEE 802.1Q VLAN
Reliability Supports STP, RSTP, MSTP, MRP Supports LACP load balancing Supports G.8032 ERPS ring protocol Supports loopback detection
Security Supports port rate limiting Supports bps and pps storm control
Multicast Supports IGMP v1/v2 Snooping and IGMP Fast Leave
QoS Supports ACL-based flow, VLAN ID, CoS, DSCP Supports DSCP, CoS/802.1p priority, Supports 8 queues per port Supports SP, WRR queue scheduling
ACL Supports IP ACL based on source/destination IP, IP protocol type, IP precedence, TCP/UDP source and destination port numbers Supports MAC ACL based on source/destination MAC, VLAN ID, CoS Supports IP+MAC combined ACL
Management Supports CLI Supports IPv4 HTTP Supports IPv4 FTP/TFTP Supports IPv4 SNTP/NTP Supports IPv4 SSH Supports IPv4 Syslog Supports SNMPv1/v2c/v3 Supports MIB interface, Trap Supports dual image Supports LLDP
Mechanical
Dimensions 53mm x 125mm x 135mm (W x D x H)
Weight 750g
Mounting DIN-Rail, optional wall-mount
Other IP40 protection, corrugated high-strength aluminum enclosure
Electrical
Input Voltage 24VDC (18~36VDC) redundant power input, overload and reverse polarity protection, 6-pin 5.08mm pitch terminal block (relay occupies 2 pins)
Alarm Port 1-channel relay alarm output, terminal block
Wattage <6.5W
Environmental
Operating Temperature -40℃~75℃
Storage Temperature -40℃~85℃
Relative Humidity 5%~95% (non-condensing)
Certifications
System Certification ISO9001,ISO14001,ISO22163(IRIS)
Product Certification CE, FCC, Telecom Equipment Network Access License
Safety Compliant with EN60950, UL508
EMC EMI FCC CFR47 Part 15B Class A, CE EN55032 Class A
EMS ESD EN61000-4-2
RS EN61000-4-3
EFT EN61000-4-4
Surge EN61000-4-5
CS EN61000-4-6
PFMF EN61000-4-8
Vibration Compliant with IEC 60068-2-6
Shock Compliant with IEC 60068-2-27
Free Fall Compliant with IEC 60068-2-32
MTBF MTBF > 500,000 hours
Resources
Name Version Release Date Download
Datasheet for Carat55-D6TX2SC20D3-D2 325.9 KB
v1.3 Jul 22, 2026
Ordering Information
ModelDescription
Carat55-D6TX2SC20D3-D2 DIN-Rail Layer 2 industrial Ethernet switch, 6 x 10/100Base-T(X) ports, 2 x 100M optical ports (SC single-mode dual fiber, 1310nm, 20km), 18~36VDC redundant power input, IP40 protection

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