2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB

Product Details
Customization: Available
Integrated Graphics: Integrated Graphics
Main Chipset: Intel
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  • 2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB
  • 2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB
  • 2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB
  • 2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB
  • 2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB
  • 2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB
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  • Overview
  • Product Description
  • Price Explanation
  • Company Profile
  • Certifications
  • Product Uses
  • Packaging & Shipping
  • After Sales Service
  • FAQ
Overview

Basic Info.

Model NO.
M678SE-8th
Maximum Memory Capacity
32G
Structure
4 Inch
Memory
DDR4
SATA Interface
SATA
CPU Socket
Fpbga1356
Printed Circuit Board
Six Layer
Main Board Structure
Integrated
Audio Effects
HiFi
Memory Type
1*Nb DDR4
Display
H-Dmi,VGA,Lvds
Condition
100% Tested
COM
6*COM
Hard Disk
1*M.2 ,1*SATA
Power Supply
DC 12V
Network
2/3/4*RJ45_LAN: Realtek 8125bgs 2.5g
Warranty
1 Year
Operating System
Windows7/8/10, Linux
Transport Package
Carton
Specification
165mm*115mm*32mm
Trademark
Intel
Origin
Shenzhen
HS Code
84715001
Production Capacity
10000

Product Description

Product Description

Specification

Size 4 inch :165mm(L)*115mm(W)*32mm(H)
CPU

6th gen: 3855U,3955U,Skylake i3-6100U,i5-6200U,i7-6500U,etc;

7th gen: 3865U,3965U,Kabylake i3-7100U,i5-7200U,i7-7500U,etc;

8th gen : Kaby Lake-R core i3-8130U,i5-8250U,i7-8550U,etc.

Power

1*DC_IN ; 1*4Pin ATX(optional)

The inner diameter of the DC head is 2.5mm and only supports 12V power supply;
The 6th and 7th generation motherboards have a full load power consumption of approximately 40W, and it is recommended to use a 12V5A or higher power supply;
The full load power consumption of the 8th generation motherboard is about 60W, and it is recommended to use a 12V7A or higher power supply;

Memory

1*NB-DDR4 SODIMM, support 2133/2400MHz memory, max support 32G

Display

6th gen :Intel HD Graphics 510/520 Graphics Controller;

7th/8th gen: Intel HD Graphics 610/620 Graphics Controller;

Support single display, dual display/triple display replication, dual display/triple display expansion.

1*VGA DB15 port: Support resolution 1920*1080@60Hz;

1*HDMI2 2.0 port(optional): Support 4K resolution 4096/3840*2160@30Hz;

VGA can be changed to HDMI2, default supports VGA.

1*HDMI1 2.0 interface: supports 4K resolution 4096/3840* 2160@30Hz
1*LVDS pin: supports a resolution of 1920* 1080@60Hz (30Pin,2*15Pin,2.0mm)
1*VCC_SEL pin: LVDS/EDP voltage control pin (6Pin, 2 * 3Pin, 2.0mm)
1*BKLTVNet Pin :LVDS Backlight Switch Backlight Brightness Adjustment Control (6Pin, 1 * 6Pin, 2.0mm)
1*EDP pin (optional): EDP-B screen cable, supporting a resolution of 1920* 1080@60Hz  (30Pin,2*15Pin,2.0mm)
Choose between LVDS and EDP, default supports LVDS, can be changed to support EDP, shared pins

Network 2/3/4*RJ45_LAN: supports Realtek 8125BGS 2.5G network card chip, supports network wake-up and PXE diskless boot function.
1*M.2-WIFI interface: PCIE 3.0 signal, supports Key-E interface M.2 2230 WiFi module, can be modified to support WiFi/Bluetooth module
1*CN1 interface: PCIE 3.0 signal, supports Key-B interface M.2 5G (3052/3042) module, hardware can be modified to support M.2 4G (3042) module

The 4G/5G module of 3042 specification cannot be connected to the M.2.WIFI module at the same time due to interference. Choose one of the two options;
The 3052 specification 5G module can be connected simultaneously with the M.2.WIFI module without interference;
Hard disk 1*M2_SSD interface: PCIE3.0 signal, supports Key-M interface M.2 2280 hard drive, optional M.2 2242 hard drive;
Default coexistence of NVME (PCIE) protocol and SATA protocol, automatic switching;
1*SATA2 interface: standard SATA hard drive interface, supporting SATA 3.0
1*SATA_PWR2 pin:  for hard drive power supply, capable of supplying 5V and 12V (4Pin, 1*4Pin, 2.54mm)
Audio Integrated Realtek ALC897 HD digital audio decoder, 6-channel high fidelity audio controller;
1 * LIN_OUT interface supports audio output (green)
1 * MIC-IN interface supports microphone input (red)
1 * INT_SPK pin supports 8-ohm 5-watt speaker output (amplifier) (4Pin, 1 * 4Pin, 2.0mm)
USB 2 * USB 3.0 interface: rear standard USB 3.0 interface
4 * USB 2.0 interface (dual network): rear standard USB 2.0 interface
1 * F_USB1 pin: front USB2.0 pin, one set has 2 * USB2.0 (9Pin, 2 * 5Pin, 2.0mm)
1 * F_USB2 Pin: Front USB2.0 Pin, with a set of 2 * USB2.0 (9Pin, 2 * 5Pin, 2.0mm)

Choose between the USB signal of M2-WIFI and the 2nd/4th/6th/8th/10th pin of the F_USB2 pin
Choose between the 4G signal of CN1 interface and pins 1/3/5/7 of F_USB2
Switch 1 * F_PANEL pin: switch, power light, hard disk light, restart pin (9pin, 2 * 5pin, 2.0mm)
1 * AUTO_SW pin: power on pin (3Pin, 1 * 3Pin, 2.0mm)
Other I/O COM1 pin: serial port, supports RS232/RS422/RS485 optional (9pin, 2 * 5pin, 2.0mm)
COM2 pin: serial port, supports standard RS232 (9Pin, 2 * 5Pin, 2.0mm)
COM3-6 pin: serial port, supports standard RS232 (39Pin, 2 * 20Pin, 2.0mm)
1 * JCOM1/2 pin: Control COM1/2 pin 9 voltage 0V/5V/12V optional (6pin, 2 * 3Pin, 2.0mm)
1 * CPU-FAN pin: CPU fan pin, supports temperature control (4Pin, 1 * 4Pin, 1.25mm)
1 * MSIM card slot: Supports SIM card, SIM card is required when using 4G/5G
1 * J_GPIO pin: GPIO control pin (10Pin, 2 * 5Pin, 2.0mm)
Operating environment Working temperature: -10 ºC~60 ºC; Working humidity: 5%~95% relative humidity, no condensation
BIOS AMI BIOS, Support power on, timed power on, and intelligent recognition of remote power on/off devices
Watch Dog Watchdog programming, supports hardware reset function (256 levels, 0-255 seconds)
Operating system 6/7 generations support Windows 10, Windows 8, Windows 7, Linux, etc;
8th generation supports Windows 10, Linux, etc
Model Information
Model CPU 4K COM LAN USB2.0 USB3.0 Memory SSD Power
M678SE 3855U,3955U,3865U,3965U,
3867U,Skylake 6th Kabylake ,7th Kaby Lake R 8th
Gen Core i3,i5,i7
6 4 4 2 1*NB-DDR4
MAX 32G
1*M.2
1*SATA
+12V
6 3 6 2
6 2 8 2
CPU Information 
The following CPU information is for reference only. Please consult sales for specific needs! 
CPU CPU brand CPU model Main frequency Turbo CPU power consumption(W) Full load power consumption(W)
8th gen I3 Intel core 8130U Dual core 2.2G 3.4G 15 60
8th gen I5 Intel core 8250U Quad core 1.6G 3.4G 15 60
8350U Quad core 1.7G 3.6G 15 60
8th gen I7 Intel core 8550U Quad core 1.8G 4.0G 15 60
8650U Quad core 1.9G 4.2G 15 60
 
 

Price Explanation

Price Explanation (Very important announcement) !!!                                

All of prices are barebone Motherboard (Motherboard+CPU).

 

Notice: By default, the motherboard sold does not include the accessories mentioned in datasheet.

These accessories are for product function description only and do not mean the sale with the motherboard together.

If you need computer related accessories, please contact us to get the prices.

 

All prices are subject to change without notice. The prices of this product link are for reference only!

If you want to know about latest prices / discounted prices / promotional activities / clearance sale, please feel free to contact us anytime!

Company Profile

In the year of 2009,Shenzhen Elsky Technology Co.,Ltd. is specially engaged in the research,production and sales of all kinds of mini-ITS motherboard and mini PC for POS,ALL-IN-ONE PC,Digital signage,Advertising LCD Player,Network,Telecommunication and other industries.Meanwhile,we have OEM/ODM service for global customers.

 As a motherboard and mini pc manufacture, ELSKY concern with the design,development and production more than 7 year's, We won the CCTV Securities Information Optimizing Brand. and the menbers of Intel Intelligent Manufacture in China and the member of Intel IoT Solutions Alliance.

The Rewards of Best Solution for Motherboard
2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB

Certifications

2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB

Product Uses

Finance retail,Advertising machine,Network Security,Firewall Host,Firewall Server,Firewall Computer,Audio Player/Server,Electronic map machine,All-in-One PC,POS cash register,
Interactive ordering machine in restaurant,Intelligent transportation,Digital signage,
Education IWB(Interactive Whiteboard),Conference electronic whiteboard,Industrial PC,
Subway/Metro/MRT/Tube/automatically Entrance&Export gate,Face recognition turnstile gate,
Industrial camera,Data collection,Video capture,Automatic welding machine,Industrial robot,Bank ATM and other fields
2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB

Packaging & Shipping

Packaging:

Before delivery,we guarantee that every item will be tested and carefully packed with individual Anti-static bubble bag and separated by stiff cardboards in carton boxes.


1Piece/Carton(G.W. : 1.0-1.5KG);
5Pieces/Carton(G.W. : 5.0-7.5KG);
10Pieces/Carton(G.W. : 10.0-15.0KG);

Shipping:

3 working days after received payment(Stock).
2025 Elsky Factory 4 Inch Mainboard Kaby Lake-R 8th Gen CPU DDR4-32g 2/3/4*RJ45_LAN Optional Key-B Key-E M. 2SSD 6COM 10USB

After Sales Service

Trade Term:

MOQ:1 piece;

Payment Term:T/T,Western Union,Paypal,Cash,etc.
Delivery: within 3~5 working days after received buyer's payment.
Shipping ways: DHL/FedEx/TNT/UPS, optional.
Product Support:After-Sales-Service,Technical Support,Product Manual,etc.
Warranty: 3 years for motherboard and 1 year for CPU.

You can also choose these accessories to buy together:
Intel CPU:

ATOM(Cedarview,Pineview,Cherry Trail,Pine Trail, Cedar Trail,Apollolake);

Intel 2~7th Gen.Processors(Bay Trail,Sandy Bridge,IVY Bridge,Haswell,Broadwell,

Skylake,Kaby lake);

Intel Processor Architecture Brand:ATOM,Celeron,Pentium,Core,etc.
Memory(RAM):1GB,2GB,4GB,8GB,16GB;
SSD(SATA or MSATA):2GB,4GB,8GB,16GB,32GB,64GB,128GB,240GB,etc;
HDD:80GB,128GB,160GB,256GB,320GB,500GB,750GB,1TB,2TB;

Integrated Graphics or Independent graphics;
Chassis/Case;
OPS Card;
Wifi/3G/4G/Fiber opticmodule;

Increasing COM,LAN,USB,VGA,LVDS,HD-MI,TV-Out,Optical fiber,LPT,IDE Port,DVI,GPIO,Parallel ports On motherboard;
......

FAQ

1. Who are you?
We are based in Guangdong, China, start from 2009,sell to Domestic Market(53.00%),Western Europe(8.00%),North America(5.00%),Africa(5.00%),South Asia(5.00%),Eastern Asia(4.00%),South America(3.00%),Eastern Europe(3.00%),Oceania(3.00%),Northern Europe(3.00%),Southeast Asia(2.00%),Mid East(2.00%),Central America(2.00%),Southern Europe(2.00%). There are total about 101-200 people in our office.
2. How can you guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.What can we buy from you?
Motherboard,Mini PC,OPS PC,Industrial PC,SSD
4. Why should we buy from you not from other suppliers?
ELSKY is one of the top designer and manufacturer of industrial computer in China. As a high-tech company, ELSKY has a wide range of products covering MINI-ITX mainboard,Single Board computer, industrial computer, Panel PC, firewall and so on
5. What services can you provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW;
Accepted Payment Currency:USD,EUR,CNY;
Accepted Payment Type: T/T,L/C,MoneyGram,Credit Card,PayPal,Western Union,Cash;
Language Spoken:English,Chinese

 

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