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Ultra Slim Card Type I/O Modules

RS Series Multifunction Remote IO Module

LS Series Distributed Remote IO Module

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RB Series Remote I/O Module | Compatible with Siemens, Beckhoff, Phoenix Contact & Schneider PLCs

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EX Series PLC Expansion Module Remote I/O Module for industrial automation

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Decowell FS Series Integrated I/O Module with PNP Signal Level Input PNP 15 -30VDC PN-8800-C0NN

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Decowell EtherNet IP Multifunctional Modules , Communication IO Module DC24V IP40

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Decowell SD Series IP67 Remote I/O Modules High Protection for Automatic Control

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LS Series Logistics Remote I/O Module LS-4DI4DO-P1FS

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Valve Island Valve Terminals

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About Us

Nanjing Decowell Automation Co., Ltd.

Decowell Automation provides I/O module solutions, holding 100+ IP rights with certified products for industry.

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Why
Choose Us

Experienced R&D Team

We operate dual R&D centers in Nanjing and Wuxi, with a core engineering team of 50+ experts who each bring over 20+ years of experience in developing fieldbus IO modules. Our deep technical roots ensure every product is built for industrial precision and long-term reliability.

High-Precision SMT Production

Our SMT workshop is equipped with ±30μm high-precision pick-and-place machines, 10μm 3D SPI optical inspection systems, and fully automated solder paste printers and reflow ovens. Every board is produced with exceptional accuracy and process stability.

Automated Assembly & Testing

In the assembly area, we use fiber laser markers, automatic dispensing systems. , and four high-efficiency production lines. Every module undergoes visual inspection and automated electrical testing to ensure both appearance and functionality meet strict quality standards.

Strong Technical Team

Our technical team is composed of highly experienced engineers dedicated to providing one-on-one support throughout the entire process. From pre-sales product selection to in-sales testing, and from installation to after-sales commissioning, we stand by your side every step of the way. Whether you need application advice or assistance with complex

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Ultra Slim Card Type I/O Modules

Expansion I/O Module

Integrated I/O Modules

RS Series Multifunction Remote IO Module

IP67 I/O Modules

LS Series Distributed Remote IO Module

Valve Terminals

Ultra Slim Card Type I/O Modules

Expansion I/O Module

Integrated I/O Modules

RS Series Multifunction Remote IO Module

IP67 I/O Modules

LS Series Distributed Remote IO Module

Valve Terminals

hot sales

RB Series Remote I/O Module | Compatible with Siemens, Beckhoff, Phoenix Contact & Schneider PLCs

EX Series PLC Expansion Module Remote I/O Module for industrial automation

Decowell FS Series Integrated I/O Module with PNP Signal Level Input PNP 15 -30VDC PN-8800-C0NN

Decowell EtherNet IP Multifunctional Modules , Communication IO Module DC24V IP40

Decowell SD Series IP67 Remote I/O Modules High Protection for Automatic Control

LS Series Logistics Remote I/O Module LS-4DI4DO-P1FS

Valve Island Valve Terminals

Nanjing Decowell Automation Co., Ltd.

recommended products

LS Series Discrete Provincial Wiring Module Flexible layout

LS Series Logistics Remote Discrete Io Modules PLC Input Output Module LS-2DI-N1TS

LS Series Discrete PLC IO Module Remote Input Output Module LS-16DI-N2FS

IP20 Analog IO Modules With 4 Channel 12 Bit Voltage Analog Output EX-5014

NPN Signal Level Digital Devicenet Remote IO Modules PLC 16di16do DN-HH00-C0NN

Decowell Fs Series Canopen I/O Module Remote Input Output Module RoHS CA-8800-C1NN

CC-Link Ie Field Basic Remote I/O Module 8di 8do Input Bidirectional Output PNP For PLC

PLC Communication Module Input Output Module Integrated I/O 16DI P-2 Customization

What are the benefits of using Ultra Slim Card Type I/O Modules in industrial automation systems?

Why should companies choose Nanjing Decowell Automation Co., Ltd. as their supplier of Ultra Slim Card Type I/O Modules?

How does Nanjing Decowell Automation Co., Ltd. address these challenges?

What challenges do companies in Europe and North America face when sourcing I/O modules?

What are Ultra Slim Card Type I/O Modules, and why are they important in the automation industry?

How can buyers evaluate a reliable supplier of ultra slim card type I/O modules?