Description
The DENSAN NDCP 686/12 is an industrial Processor Board / Computer Control Board designed for specialized automation equipment, semiconductor manufacturing systems, and industrial computer applications. It functions as a central processing unit board, providing control processing, data communication, and system coordination functions.
The NDCP 686/12 is commonly used in DENSAN industrial control architectures and equipment requiring reliable embedded computing performance. It is a legacy industrial motherboard often found in precision machinery, automation systems, and OEM equipment platforms.
This processor board is suitable for equipment maintenance, system restoration, and replacement projects where original DENSAN hardware is required. Available conditions include New Open Box, Pre-Owned, and refurbished spare inventory.

DENSAN NDCP 686/12
🔹 Product Parameters
| Parameter | Specification |
|---|---|
| Brand | DENSAN |
| Model | NDCP 686/12 |
| Series | DENSAN Industrial Computer Control Series |
| Product Name | Industrial Processor Board |
| Board Type | Embedded CPU / Industrial Motherboard |
| Application | Industrial Automation, Semiconductor Equipment Control |
| Processor Platform | x86 Industrial Computer Architecture |
| Memory Support | Industrial Memory Interface |
| Storage Interface | IDE / Industrial Storage Interface |
| Communication Interface | Industrial Expansion Interfaces |
| Power Supply | DC Power Input (Typical Industrial Supply) |
| Dimensions | Approx. 300 × 200 × 40 mm |
| Weight | Approx. 1.0 kg |
| Mounting Type | Industrial Equipment Rack / Embedded Installation |
| Operating Temperature | Approx. 0°C to +55°C |
| Origin / Place of Manufacture | Japan |
| Product Status | New Open Box / Pre-Owned / Refurbished |
| Compatible Equipment | DENSAN Industrial Control Systems |
| Discontinued Status | Legacy Product, Limited Availability |
🔹 Common Questions & Answers
Q: What is the main function of the DENSAN NDCP 686/12?
A: It is an industrial processor board used for control processing, equipment communication, and embedded computing functions in automation systems.
Q: Is NDCP 686/12 a PLC module?
A: No. It is an industrial computer processor board rather than a traditional PLC CPU module.
Q: Where is the NDCP 686/12 commonly used?
A: It is commonly found in specialized industrial equipment, automation systems, and OEM machinery requiring embedded computer control.
Q: Does NDCP 686/12 include a CPU?
A: Yes. It is designed as a processor board with embedded computing functions for industrial equipment control applications.
Q: What are common failure symptoms?
A: Typical issues include system boot failure, communication errors, storage detection problems, unstable equipment operation, or controller initialization faults.
Q: What should be checked before replacement?
A: Confirm the exact model number, board revision, connector layout, storage configuration, power requirements, and compatibility with the existing DENSAN equipment.
Q: Is NDCP 686/12 still manufactured?
A: It is considered a legacy industrial processor board and is mainly available through surplus inventory, used equipment suppliers, and refurbishment channels.
🔹 Recommended DENSAN Models
- NDCP 686/12 N6040491 – Industrial Processor Board Variant
- NDCP 686/12 N5071261 – Industrial Control Processor Board Variant
- DCP-P750/11 – Industrial Control Processor Board
- DVE-686/511 – DENSAN VME Control Board
- DVE-486/22 – VME Industrial Control Card
- DVE-721-PbF – A/D Control Board
- DVE-102A – Industrial Machine Control Board
- DCP-524 – Industrial Processor Control Board
- DCP-SH7780-PbF – Semiconductor Equipment Control Board
- DCP-P2020 – Industrial Control Main Board
- DVE-P7447-50A – VME Control Board
- DPM-443-PbF – DENSAN Interface Board
- HASSYC819800 Board – Industrial Equipment Control Board
- DCP Series CPU Board – Embedded Industrial Processor Module
- DVE Series VME Board – Industrial Computer Expansion Module



