• Yokogawa EC401-51 ESB Bus Coupler Module
  • Yokogawa EC401-51 ESB Bus Coupler Module
  • Yokogawa EC401-51 ESB Bus Coupler Module
  • Yokogawa EC401-51 ESB Bus Coupler Module
Yokogawa EC401-51 ESB Bus Coupler Module Product Introduction The Yokogawa EC401-51 is a high-performance Ethernet Smart Bus (ESB) bus coupler module designed to enhance communication between field devi……
Yokogawa EC401-51 ESB Bus Coupler Module
  • Yokogawa
  • EC401-51
  • ESB Bus Coupler Module
  • Japan
  • 130 x 129.5 x 32.8mm
  • 0.24kg
  • Xiamen, China
  • New & In Stock
  • T/T, PayPal, Western Union
  • 1 Year
  • 1-3 Working Days
  • DHL, UPS, TNT, FedEx and EMS.
  • 24-Hour Service
  • COO
  • 8

Our advantage

Yokogawa EC401-51 ESB Bus Coupler Module

Global Logistics

We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.

Yokogawa EC401-51 ESB Bus Coupler Module

Brand new and original

Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.

Yokogawa EC401-51 ESB Bus Coupler Module

24-hour service

We provide 7*24 hours service to our customers. We will be there whenever you need us.

Yokogawa EC401-51 ESB Bus Coupler Module

Price advantage

All our products are priced very favorably because we have our own warehouse and supply.


Company Information
E-mail [email protected]
Mobile +8613620394314
Whatsapp +8613620394314
WeChat 13620394314
Add Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China

Yokogawa EC401-51 ESB Bus Coupler Module

Product Introduction

The Yokogawa EC401-51 is a high-performance Ethernet Smart Bus (ESB) bus coupler module designed to enhance communication between field devices and control systems. It facilitates the seamless integration of different devices into an Ethernet-based automation system, supporting reliable, real-time data transfer over industrial networks. This module is engineered for use in various industrial environments, where it ensures high-speed data communication and dependable operation of connected systems.

Part of the Yokogawa industrial automation portfolio, the EC401-51 is an essential component for applications requiring high-speed and secure data transmission between control systems and field devices, making it an ideal solution for industries such as process control, factory automation, energy management, and more.

Product Parameters

Parameter Description
Model EC401-51
Type ESB Bus Coupler Module
Communication Protocol Ethernet Smart Bus (ESB)
Power Supply 24 V DC
Dimensions (mm) 130 x 129.5 x 32.8
Weight (kg) 0.24
Operating Temperature -10°C to +60°C
Mounting DIN Rail Mounting
Certification CE, UL Certified
Input/Output Interface RS-485, Modbus TCP/IP, Ethernet

Product Applications

The Yokogawa EC401-51 is designed to meet the demands of various industrial applications that require high-speed communication and seamless device integration. Some of its key applications include:

  • Process Automation: In industries like petrochemical, pharmaceutical, and chemical manufacturing, the EC401-51 ensures real-time communication between field instruments and central control systems, optimizing the monitoring and control of critical processes.

  • Factory Automation: It enables easy integration of sensors, actuators, and controllers into a factory automation system, streamlining production lines and improving operational efficiency.

  • Energy Management: The EC401-51 is useful for monitoring and controlling energy consumption, allowing energy management systems to communicate effectively with meters, controllers, and sensors.

  • Water and Wastewater Treatment: In water treatment facilities, this module helps integrate various monitoring devices, ensuring proper treatment and distribution of water.

Product Advantages

  • High-Speed Data Transfer: The EC401-51 utilizes Ethernet Smart Bus (ESB), ensuring fast and reliable data communication across industrial networks.

  • Versatile Communication Protocols: This module supports multiple communication standards, including RS-485, Modbus TCP/IP, and Ethernet, making it compatible with a wide range of devices and control systems.

  • Compact and Easy to Install: With dimensions of 130 x 129.5 x 32.8 mm and a weight of only 0.24 kg, the EC401-51 is designed for easy integration into existing control systems. It can be quickly mounted onto DIN rails, saving valuable space in control cabinets.

  • Wide Operating Temperature Range: The module operates within a wide temperature range from -10°C to +60°C, ensuring stable performance in challenging environments.

  • Certified for Safety and Quality: The EC401-51 meets international standards and is CE and UL certified, ensuring it is safe and reliable for industrial use.

Brand and Series

  • Brand: Yokogawa

Recommended Models from the Same Series or Related Models

Model Communication Type Power Supply Dimensions (mm) Weight (kg)
EC401-51 Ethernet Smart Bus (ESB) 24 V DC 130 x 129.5 x 32.8 0.24
EC400-51 Ethernet Smart Bus (ESB) 24 V DC 130 x 129.5 x 32.8 0.24
EC420-51 Ethernet Smart Bus (ESB) 24 V DC 130 x 129.5 x 32.8 0.24
EC410-51 Ethernet Smart Bus (ESB) 24 V DC 130 x 129.5 x 32.8 0.24
EC430-51 Ethernet Smart Bus (ESB) 24 V DC 130 x 129.5 x 32.8 0.24

Recommended Popular Models from Yokogawa

Model Function Type Communication Type Power Supply Dimensions (mm) Weight (kg)
CP301C CPU Control Module Ethernet / Vnet/IP 24 V DC 130 x 130 x 35 0.42
CP345B Digital I/O Module RS-485 / Modbus 24 V DC 130 x 120 x 35 0.40
CP358E Analog Output Module HART / 4-20mA 24 V DC 130 x 130 x 32 0.45
CP314F Temperature Input Module FOUNDATION Fieldbus 24 V DC 130 x 130 x 35 0.46
CP399G Redundancy Interface Vnet/IP Redundant Port 24 V DC 130 x 129.5 x 33 0.44


Frequently Asked Questions (FAQ)

Q1: What communication protocols are supported by the EC401-51?
A1: The EC401-51 supports Ethernet Smart Bus (ESB), RS-485, Modbus TCP/IP, and Ethernet protocols.

Q2: What is the power supply requirement for the EC401-51?
A2: The EC401-51 requires a 24 V DC power supply.

Q3: What are the dimensions of the EC401-51 module?
A3: The EC401-51 has dimensions of 130 x 129.5 x 32.8 mm.

Q4: How much does the EC401-51 weigh?
A4: The EC401-51 weighs 0.24 kg.

Q5: What is the operating temperature range of the EC401-51?
A5: The EC401-51 operates in a temperature range of -10°C to +60°C.

Q6: Can the EC401-51 be mounted on a DIN rail?
A6: Yes, the EC401-51 is designed for easy DIN rail mounting.

Q7: Is the EC401-51 certified for safety?
A7: Yes, the EC401-51 is CE and UL certified.

Q8: In which industries can the EC401-51 be used?
A8: The EC401-51 is suitable for use in industries such as process automation, factory automation, energy management, and water treatment.

Q9: What is the input/output interface supported by the EC401-51?
A9: The EC401-51 supports RS-485, Modbus TCP/IP, and Ethernet interfaces.

Q10: How does the EC401-51 integrate with other Yokogawa products?
A10: The EC401-51 integrates seamlessly with other Yokogawa products, ensuring easy scalability and system customization.


Yokogawa EC401-51 ESB Bus Coupler Module

Transform Your Industrial Network with Yokogawa EC401-51

Achieve high-speed, reliable communication across your industrial systems. The EC401-51 ESB bus coupler module offers fast data transfer and seamless integration, ensuring the success of your process automation projects.

Yokogawa EC401-51 ESB Bus Coupler Module

Connect Seamlessly with the EC401-51

Integrate your field devices into a unified system effortlessly. The EC401-51 is designed for easy installation, wide protocol support, and robust performance to meet the demands of your automation needs.

Yokogawa EC401-51 ESB Bus Coupler Module

High-Performance, Low-Cost Connectivity with Yokogawa EC401-51

Ensure reliable data transfer at an affordable price. The EC401-51 offers unbeatable communication speed and quality without the heavy costs typically associated with industrial network solutions.

Yokogawa EC401-51 ESB Bus Coupler Module

Simplify Your Industrial Control System

With the EC401-51 bus coupler module, streamlining your automation system has never been easier. Compact, efficient, and reliable, it delivers the connectivity you need to optimize operations and reduce downtime.


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