Yokogawa EC401-50 | ESB Bus Coupler Module Trusted supplier

Release time	Oct 27, 2025
Brand	Yokogawa Electric
Product Numbe	Yokogawa Ec401-50
Country Of Origin	Japan
Dimensions	130 x 129.5 x 32.8 mm
Weight	0.24 kg
Condition	New & In Stock
Payment Methods	T/T, PayPal, Western Union
Lead Time	1-3 Working Days
Warranty	One Year
Courier partners	DHL, UPS, TNT, FedEx and EMS.

Request For Quotation sales@xm-automation.com

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Overview

The Yokogawa EC401-50 is an ESB (Extended Serial Bus) coupler module designed to interface a Field Control Unit (FCU) with a node unit in industrial automation systems. It enables reliable communication and data transfer between the controller and field devices, supporting precise process control in Yokogawa’s automation platforms.

General Information

Part Number: EC401-50
Manufacturer: Yokogawa
Series: EC Series
Type: ESB Bus Coupler Module
Port: 1 communication port
Compatibility: Connects FCU to N-IO or FIO node units
Mounting: Rack or panel installation within Yokogawa control systems
Country of Origin: Japan

Power Specifications

Supply Voltage: 24 V DC
Power Consumption: ≤ 5 W
Protection: Overvoltage and reverse polarity protection

Communication & Interface

Interface Type: ESB (Extended Serial Bus)
Function: Facilitates communication between FCU and node units
Diagnostics: Status LEDs indicate communication link and fault conditions
Reset Features: Supports soft and hardware reset of the module

Environmental

Operating Temperature: 0 °C to +55 °C
Storage Temperature: −20 °C to +70 °C
Humidity: 5% to 95% RH, non-condensing
Protection Rating: IP20, suitable for installation in control cabinets

Dimensions & Weight

Dimensions: 130 x 129.5 x 32.8 mm

Weight: 0.24 kg

Brand-new original goods ready for shipment, with online customer service around the clock.

QDo you provide technical support or installation services?

A Yes, we offertechnical supportfor installation, configuration, and troubleshooting.

QCan I return products if they don’t meet my requirements?

A Returns are accepted within30 daysif the product is unused, unopened, and in its original packaging. Return shipping costs are the buyer's responsibility.

QHow can I ensure compatibility with my existing systems?

A If unsure, please provide yoursystem details, and our support team will verify compatibility before purchase.

QAre there discounts for new wholesale customers?

A We occasionally offerpromotional discountsfor new wholesale customers. Contact us for current offers.

QCan I purchase different quantities of a product?

A Yes, we offerflexible ordering options, whether you need a single unit or a large batch.

QWhat payment methods do you accept for wholesale orders?

A We accept various methods, includingbank transfers (T/T), letters of credit (L/C), and more upon agreement.

QCan I get discounts for bulk purchases?

A Yes, we offercompetitive pricingfor bulk purchases. Contact our sales team for a custom quote.

QWhat is the minimum order quantity (MOQ)?

A The MOQ is usuallyone unit. For bulk orders, please contact us for discounts and pricing details.

QHow long does shipping take?

A Shipping times vary by location. With our16 global warehouses, we strive for fast delivery. Contact us for an estimated delivery time.

QHow can I verify the product before purchasing?

A We can provide high-resolution product images upon request, and our team can arrange warehouse photos for verification.

QDoes this product come with a warranty?

A Yes, we provide a1-year warrantyand support returns and exchanges to protect your rights.

Company Information
E-mail		sales@xm-automation.com
Mobile		+8613620394314
Whatsapp		+8613620394314
WeChat		+8613620394314
Add		Room 1102, Jiuzhou Commercial Building, Siming District, Xiamen, China

Warranty Conditions

At TLNDEB PLC Co., Ltd., we are committed to ensuring the quality of our products. Our one-year warranty provides coverage for any defects in material or workmanship, excluding damages caused by deliberate misuse.

🛡️Coverage Details:

This warranty encompasses all instances of product malfunction or failure due to inherent manufacturing flaws, with the exception of intentional damage.

📝Claim Process:

To avail of warranty services, please notify us of any quality-related issues within the warranty period. We may conduct online troubleshooting and examination as needed.

🚚Shipping Assistance:

We understand the importance of prompt service. Therefore, we cover return shipping costs for warranty-related returns within the first month of supply. Within three months of supply, we cover one-way shipping costs for warranty-related returns. After three months, the customer is responsible for shipping costs both ways.

🚫Exclusions:

Unauthorized modifications, repairs, or misuse of the product.

Normal wear and tear.

Negligence.

Extreme environmental conditions beyond product specifications.

Previous and next:

Prev：Yokogawa EB511-50 | Bus Interface Module 12-Month Warranty

Next：Yokogawa EC401-51 | ESB Bus Coupler Module 100% New

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