Moxa DA-681C-KL1-HH-T | DA-681C Fanless 1U Rackmount Computer, Celeron 3965U, -40 to 70°C

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SKU:DA-681C-KL1-HH-T

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Description

The Moxa DA-681C-KL1-HH-T is a fanless 1U x86 industrial rackmount computer built around an Intel Celeron 3965U processor. It features dual 100-240 VAC/VDC power inputs and an extended -40 to 70°C operating range, making it well suited to power substation and energy automation deployments. This configuration ships without RAM, SSD or operating system, so you can specify the memory, storage and OS to suit your application.

The DA-681C series provides six Gigabit LAN ports, two HDMI outputs and a mix of USB 2.0 and USB 3.0 ports, alongside software-selectable RS-232/422/485 serial interfaces. Two DDR4 SODIMM slots support up to 32 GB of memory, and storage can be added through the 2.5-inch HDD/SSD bay. Compliance with IEC 61850-3 and IEEE 1613 supports use in demanding power utility environments.

Features

- Fanless design supports a wide operating temperature range
- IEC 61850-3 and IEEE 1613 compliance for power applications
- Dual display output with 2 x HDMI
- 6 Gigabit LAN ports for network segmentation and redundancy
- 10 RS-485 serial ports in addition to the 2 RS-232/422/485 ports
- 6 digital inputs
- 2.5-inch HDD/SSD slot and mSATA slot for storage expansion
- Dual power inputs accepting 100-240 VAC/VDC

Warranty

Moxa offers varying warranty periods depending on the product category:
• 5-Year Warranty: Applies to most industrial networking and connectivity products, including Ethernet switches, routers, wireless devices, serial converters, protocol gateways, and USB hubs.
• 3-Year Warranty: Covers x86-based industrial computers and panel PCs.
• 1-Year Warranty: Applies to external batteries, LCD panels, power adapters, antennas, and other select accessories.
Extended Warranty Options:
IP Trading offers tailored extended warranty solutions and support packages for Moxa products. Contact our team to explore options that align with your organization's needs.
https://www.moxa.com/en/support/repair-and-warranty/warranty-policy

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Datasheet

Technical Specifications

- CPU: Intel Celeron 3965U (2M Cache, 2.20 GHz)
- Memory: 2 x DDR4 SODIMM slots, up to 32 GB (16 GB max per module, 2400 MHz)
- Graphics: Intel HD Graphics 630
- Storage: 1 x 2.5-inch HDD/SSD slot
- Video output: 2 x HDMI
- Ethernet: 6 x 10/100/1000 Mbps RJ45
- USB: 3 x USB 2.0 (type-A) and 3 x USB 3.0 (type-A)
- Serial: 2 x RS-232/422/485 (software-selectable, terminal block)
- Power: dual power inputs, 100-240 VAC/VDC
- Operating temperature: -40 to 70°C
- Form factor: 1U rackmount, fanless
- Supported OS: Windows 10 IoT Enterprise 2019 LTSC 64-bit, Debian 9 Linux (OS not included)
- Compliance: IEC 61850-3 and IEEE 1613

FAQs

Q: Does the DA-681C-KL1-HH-T include RAM, storage or an operating system?
A: No. This model ships without RAM, SSD or OS. You will need to add DDR4 SODIMM memory and a storage drive, then install a supported operating system.

Q: How much memory does the DA-681C-KL1-HH-T support?
A: It has two DDR4 SODIMM slots supporting up to 32 GB in total, with a maximum of 16 GB per module at 2400 MHz.

Q: What operating systems are supported?
A: Windows 10 IoT Enterprise 2019 LTSC 64-bit and Debian 9 Linux are supported. The operating system is not included with this unit.

Q: What operating temperature range does this model cover?
A: The DA-681C-KL1-HH-T operates from -40 to 70°C, and its fanless design suits harsh and remote installations.

Q: Is the DA-681C-KL1-HH-T suited to power substation use?
A: Yes. It complies with IEC 61850-3 and IEEE 1613, which are the standards expected for power substation and energy automation environments.

Q: What network and serial connectivity does it offer?
A: It provides six 10/100/1000 Mbps RJ45 Ethernet ports and two software-selectable RS-232/422/485 serial ports, plus additional RS-485 serial ports.

Datasheet

This product has a detailed PDF datasheet available. Open PDF datasheet in a new tab .

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Moxa DA-681C-KL1-HH-T | DA-681C Fanless 1U Rackmount Computer, Celeron 3965U, -40 to 70°C