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Product Datasheet

13 May 2026

Industrial & Embedded Motherboard · 3.5inch-SBC

ECM-MTL

Series: ECM

Manufactured byAvalue
ECM-MTL Front

The Avalue ECM-MTL is a 3.5-inch Single Board Computer designed for industrial and embedded applications. It integrates Intel® Core™ Ultra 5 125H/125U processors, supporting up to 48GB DDR5 5600MHz SO-DIMM memory. Key features include quad display outputs (DP, HDMI, LVDS/eDP), dual 2.5GbE LAN ports, and multiple expansion slots (M.2 Key-B, M.2 Key-E, M.2 Key-M, Mini PCIe). With support for Windows 11 and Linux, and a compact form factor of 146mm x 101mm, the ECM-MTL offers a robust solution for space-constrained environments.

Key Features

  • Bottom Layer Soldered Processor
  • One 262-pin DDR5 5600MHz SO-DIMM socket, supports up to 48GB Max.
  • Four Display, 1 x DP, 1 x HDMI, 1 x 2CH LVDS or eDP, 1 x USB Type C support DP
  • Expansion Slot, M.2 Key-B, M.2 Key-E, M.2 Key-M
  • Two Gigabit Ethernet, 2 x 2.5GbE
  • DC in +12V ~ +24V

Technical Specifications

System Information

ProcessorIntel® Core™ Ultra 5 Processor 125U, Intel® Core™ Ultra 5 Processor 125H
System Memory1 x 262-pin DDR5 5600MHz SO-DIMM socket, supports up to 48GB Max.
I/O ChipsetEC iTE IT5782VG
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 NPCT760AABYX supports TPM 2.0
Board3.5"

Storage

Storage1 x M.2 (Key M, 2280), 1 x M.2 (Key B, 3042/3052/2242), 1 x SATA III

Display

Multiple DisplayFour Display
Graphic ChipsetIntel® Xe LPG Graphics
Spec. & Resolution1 x DP 1.4a: Max: 7680 x 4320@30 Hz, 1 x USB Type C support DP: 4096 x 2160@60Hz, 1 x HDMI 2.0b: 3840 x 2160@60Hz, 1 x LVDS: 1920 x 1080 Dual channel 18/24-bits LVDS (Chrontel CH7513A-BF eDP to LVDS) or 1 x eDP: 1920 x 1080@60Hz (2 Lanes), default LVDS, Note: EDP_LVDS1 Support 1 x LVDS or 1 x eDP
LVDS1 x LVDS: 1920 x 1080 Dual channel 18/24-bits LVDS (Chrontel CH7513A-BF eDP to LVDS) or 1 x eDP: 1920 x 1080@60Hz (2 Lanes) Default LVDS., Note: EDP_LVDS1 Support 1 x LVDS or 1 x eDP

Expansion

Expansion1 x M.2 Key M 2280 (with 1 x PCIe Gen4 x4) NVME, 1 x M.2 Key B 3042/3052/2242 (with 1 x PCIe x1 or SATA, USB 3.2 Gen1x1, USB 2.0 with 1 x SIM card slot support WWAN+GNSS) support 5G (3.3V & 3.8V), Only supports one SIM card (co-lay 1 x 10pin FPC connector for uSIM card adapter), 1 x M.2 Key E 2230 support WiFi module (1 x PCIe x1 & USB 2.0 Signal)

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 2.5 Gigabit Ethernet Controller, 1 x Intel® I226V 2.5 Gigabit Ethernet Controller
Ethernet Interface10/100/1000/2.5G Base-Tx GbE compatible
LAN Port2 x RJ-45

Power Requirement

Power ModeAT/ATX (Default Setting: AT)

Software Support

OSWindows 11, Linux

Certification

Certification InformationCE, FCC, RoHS Compliant

I/O

USB4 x USB 2.0 by pin header, 2 x USB 3.2 Gen 2 x1 at rear I/O, 1 x USB 3.2 Gen 1 x1 at rear I/O + 1 x USB Type-C 5V 3A at I/O (with USB 3.2 Gen 2x2 & DP 1.4a signal display output)
COM Port2 x RS-232, 2 x RS-232/422/485
SATA1 x SATA III
MIO1 x eSPI, 1 x BIOS SPI, 1 x SIM Card Slot
DIO1 x 8-bit GPIO

Mechanical & Environmental

Operating Temp.0~60°C (32~140°F) with 0.5m/s air flow
Storage Temp.-40°C ~ 75°C (-40°F ~ 167°F)
Dimension (L x W)5.7" x 4" (146mm x 101mm)
Weight0.44lbs (0.2kg)
Operating Humidity40°C @ 95% Relative Humidity, Non-condensing
Power RequirementDC in +12V ~ +24V

Ordering Information

Ordering InformationECM-MTL-125U-A1R, 3.5" w/U5125U/4COM/8USB/I226/15W/A1, ECM-MTL-125H-A1R, 3.5" w/U5125H/4COM/8USB/I226/28W/A1

Certifications

FCCCertified
CECertified
UKCACertified
RoHSCompliant

Authorised distributor — India

TSL Automation Solutions

Mumbai, India

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