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Product Datasheet

13 May 2026

Industrial & Embedded Motherboard · 3.5inch-SBC

ECM-EHL3

Series: ECM

Manufactured byAvalue
ECM-EHL3 Front

Avalue ECM-EHL3 is a 3.5-inch Single Board Computer designed for industrial and embedded applications. It integrates Intel® Atom® x6000E and Celeron® processors, supporting up to 32GB DDR4 3200MHz SO-DIMM memory. Key features include triple display outputs (2 x DP++, 1 x LVDS/eDP), triple Ethernet ports (1 x 2.5GbE, 2 x 1GbE), multiple USB ports, serial interfaces, GPIOs, and expansion options through M.2 Key-B, Key-E, and Key-M slots. With a compact form factor of 146mm x 101mm and support for Windows and Linux operating systems, the ECM-EHL3 offers a robust solution for space-constrained environments.

Key Features

  • Bottom Layer Soldered Processor
  • Single DRAM Socket, Max, Up to 32GB DDR4 3200MTs (Non-ECC Supported)
  • Triple Display, 2 x DP++, 1 x 2CH LVDS (Share with eDP, default LVDS)
  • Triple Expansion Slot, M.2 Key-B, M.2 Key-E, M.2 Key-M
  • Three Gigabit Ethernet, 1 x 2.5GbE, 2 x 1GbE
  • DC in +9V ~ +36V

Technical Specifications

System Information

ProcessorIntel® Atom® x6000E and Celeron® Processor(with CPU Bottom Mounted), Intel® Celeron® J6412 Processor (1.5M Cache, up to 2.60 GHz), Intel® Celeron® J6413 Processor (1.5M Cache, up to 3.00 GHz), Intel Atom® x6413E Processor (1.5M Cache, up to 3.00 GHz), Intel Atom® x6425RE Processor (1.5M Cache)
System Memory1 x 260-pin DDR4 3200MHz SO-DIMM Socket, Supports Up to 32GB Max. (non ECC only)
I/O ChipsetEC iTE IT5571
Watchdog TimerH/W Reset, 1sec. ~ 65535sec and 1sec. or 1min./step
BIOSAMI BIOS, 256Mbit SPI Flash ROM
H/W Status MonitorCPU & System Temperature Monitoring Voltages Monitoring
TPMOnboard NuvoTon NPCT754AADYX supports TPM 2.05
Board3.5"

Storage

Storage1 x M.2 (Key B), 1 x SATA III, 1 x M.2 (Key M)

Display

Multiple DisplayTriple Display
Graphic ChipsetIntel® UHD Graphics
Spec. & ResolutionDP++ Max resolution 4096 x 2160@60Hz, LVDS Max resolution 1920 x 1080 Dual channel 18/24-bits, eDP1.3 Max resolution 4096 x 2160@60Hz
LVDS1 x LVDS: 1920 x 1080 Dual channel 18/24-bits LVDS (Chrontel CH7511B-BF eDP to LVDS)share with eDP by switch IC, default LVDS

Expansion

Expansion1 x M.2 Key E 2230 supports WiFi module (PCIe x1 & USB 2.0 Signal), 1 x M.2 Key B 3042/2242, standard package with 3042 to 3052 bracket + screw set (with SATA and USB 3.0/USB 2.0, with 1 x SIM card slot, supports WWAN+GNSS or SSD), 1 x M.2 Key M supports 2260 slot, standard package with 2260 to 2242 bracket + screw set, (with 1 x PCIe x1 signa

Audio

Audio CodecRealtek ALC888S HD Audio Decoding Controller
Audio InterfaceLine-in, Mic-in, Line-out
Audio Amplifier2 x 2W 4Ω Amplifier

Ethernet

LAN Chipset1 x Intel® I226LM, 2 x I210AT
Ethernet Interface1 x 10/100/1000/2.5G Base-Tx GbE compatible, 2 x 10/100/1000 Base-Tx GbE compatible
LAN Port3 x RJ-45

Power Requirement

Power ModeAT/ATX (Default Setting: AT)

Software Support

OSWindows 10, Linux

Certification

Certification InformationCE, FCC, RoHS Compliant

I/O

USB2 x USB 3.1 Gen2, 2 x USB2.0 At I/O, 4 x USB 2.0 By Pin Header
COM Port4 x RS232, 2 x RS-232/422/485
SATA1 x SATA III
DIO1 x 8-bit GPIO
MIO1 x eSPI, 1 x SIM Card Slot

Mechanical & Environmental

Operating Temp.0°C ~ 60°C with 0.5m/s Air Flow
Storage Temp.-40°C ~ 75°C (-40°F ~ 167°F)
Dimension (L x W)5.75" x 4.13" (146mm x 101mm)
Weight0.44lbs (0.2kg)
Operating Humidity40°C @ 95% Relative Humidity, Non-condensing
Power RequirementDC in +9V ~ +36V

Ordering Information

Ordering InformationECM-EHL3-J6412-A1R, ECM-EHL3/J6412/1SATA/6COM/8USB/3LAN/A1, ECM-EHL3-J6413-A1R, ECM-EHL3/J6413/1SATA/6COM/8USB/3LAN/A1, ECM-EHL3-X13E-A1R, ECM-EHL3/X6413E/1SATA/6COM/8USB/3LAN/A1, ECM-EHL3-X25RE-A1R, ECM-EHL3/X6425RE/1SATA/6COM/8USB/3LAN/A1, ECM-EHL3-J12-A1-1R (Lite version), ECM-EHL3/J6412/2LAN/4COM/woTPM/A1-1R

Certifications

FCCCertified
CECertified
UKCACertified
RoHSCompliant

Authorised distributor — India

TSL Automation Solutions

Mumbai, India

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For pricing, lead time, and bulk supply enquiries, visit the product page or contact our sales team.

© 2026 TSL Automation Solutions. Specifications subject to change without notice. This datasheet was generated from manufacturer-supplied technical data.