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

Carat10-D8GT2ST20D3-D2C

10-Port DIN-Rail Unmanaged Industrial Ethernet Switch

Features and Benefits
  • Gigabit Connectivity2 x 1000M optical ports (ST multi-mode dual fiber), 8 x 10/100/1000 Base-T(X) Ports (RJ45 Connector)
  • Gigabit Connectivity9-36VDC wide voltage redundant power input
  • Relay AlarmRelay alarm output when power failure occurs
  • Relay AlarmHigh-strength sealed metal enclosure, shock and vibration resistant, rugged and durable
  • DIP SwitchIndustrial fanless dustproof design, stable and reliable for long-term operation
Overview

The Carat10-D8GT2ST20D3-D2C DIN-Rail unmanaged industrial Ethernet switch is a switch designed for network communication in industrial fields such as smart city, new energy, intelligent transportation, and industrial automation. It is suitable for industrial field environments with stringent EMC (Level 3) requirements and can provide highly reliable industrial network connection solutions for various industrial applications.

Carat10-D8GT2ST20D3-D2C adopts store-and-forward switching mode, providing 2 x 1000M optical ports (ST single-mode dual fiber, 1310nm, 20km) and 8 x 10/100/1000 Base-T(X) Ports (RJ45 Connector).

Carat10-D8GT2ST20D3-D2C features a high-strength metal enclosure that shields against electromagnetic interference and resists vibration and shock. The industrial fanless design eliminates fan failure points. Additionally, when a power failure occurs, the built-in relay alarm function can alert the network administrator, ensuring long-term stable, reliable, and safe operation in various harsh industrial environments.

Technical Parameters
Standards Compliance
StandardIEEE 802.3i(10Base-T)
IEEE 802.3u(100Base-TX)
IEEE 802.3ab(1000Base-T)
IEEE 802.3z(1000Base-X)
Switch Properties
Switching CharacteristicsStore and Forward
Switching Capacity20Gbps
Packet Forwarding Rate14.88Mpps
Cache Capacity2Mbit
MAC Address Table8K
Switching delay<10μs
Port Performance
Electrical port8 x 10/100/1000Base-TX ports, RJ45, auto flow control, full/half duplex mode, MDI/MDI-X auto-sensing
Optical Port2 x 1000M optical ports (ST single-mode dual fiber, 1310nm, 20km)
LED IndicatorsPower LED (P1, P2), Port LED (Link/ACT)
Mechanical
Dimensions48mm × 103mm × 143mm (W × D × H)
Weight820g
Mounting MethodDIN-Rail, optional wall-mount
OtherIP40 Protection, metal enclosure
Electrical Performance
Input Voltage24VDC (9 ~ 36VDC) redundant power input, overload and reverse polarity protection, 6-pin 5.08mm pitch terminal block (relay occupies 2 pins)
Alarm PortSupports 1-channel relay alarm output, terminal block
Wattage<4.1W
Operating Environment
Operating Temperature-40℃ ~ 75℃
Storage Temperature-40℃ ~ 85℃
Relative Humidity5% ~ 95% (non-condensing)
Standards and Certifications
System CertificationISO9001, ISO14001, ISO22163(IRIS)
Product CertificationCE, FCC
SafetyCompliant with EN60950
EMC
EMIFCC CFR47 Part 15B Class A, CE EN55032 Class A
EMSESDEN61000-4-2
RSEN61000-4-3
EFTEN61000-4-4
SurgeEN61000-4-5
CSEN61000-4-6
PFMFEN61000-4-8
VibrationCompliant with IEC 60068-2-6
ShockCompliant with IEC 60068-2-27
Free FallCompliant with IEC 60068-2-32
MTBFMTBF > 500,000 hours
Resources
Name Version Release Date Download
Datasheet for Carat10-D8GT2ST20D3-D2C 261.0 KB
V1.0 Aug 25, 2026
Ordering Information
ModelDescription
Carat10-D8GT2ST20D3-D2C DIN-Rail unmanaged industrial Ethernet switch, 2 x 1000M optical ports (ST single-mode dual fiber, 1310nm, 20km), 8 x 10/100/1000 Base-T(X) Ports (RJ45 Connector), 9-36VDC redundant power input, IP40 Protection
Carat10-D8GT-D2C DIN-Rail unmanaged industrial Ethernet switch, 8 x 10/100/1000 Base-T(X) Ports (RJ45 Connector), 9-36VDC redundant power input, IP40 Protection
Carat10-D8GT-HVC DIN-Rail unmanaged industrial Ethernet switch, 8 x 10/100/1000 Base-T(X) Ports (RJ45 Connector), 220VAC dual power input, IP40 Protection
Carat10-D2GF8GT-D2C DIN-Rail unmanaged industrial Ethernet switch, 2 x 1000M SFP optical port slots, 8 x 10/100/1000 Base-T(X) Ports (RJ45 Connector), 9-36VDC redundant power input, IP40 Protection
Carat10-D2GF8GT-HVC DIN-Rail unmanaged industrial Ethernet switch, 8 x 10/100/1000 Base-T(X) Ports (RJ45 Connector), 2 x 1000M SFP optical port slots, 220VAC dual power input, IP40 Protection
Carat10-D8GT2ST02D3-D2C DIN-Rail unmanaged industrial Ethernet switch, 2 x 1000M optical ports (ST multi-mode dual fiber, 1310nm, 2km), 8 x 10/100/1000 Base-T(X) Ports (RJ45 Connector), 9-36VDC redundant power input, IP40 Protection

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