ProSoft PLX31-MBTCP-MBS4 Modbus TCP/IP to Modbus Serial Gateway

Release time	Aug 10, 2026
Brand	Allen Bradley PLC
Product Numbe	PLX31-MBTCP-MBS4
Country Of Origin	USA
Dimensions	136.7 x 50.5 x 111.3 mm
Weight	0.21 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.

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Overview

The ProSoft PLX31-MBTCP-MBS4 is an industrial communication gateway designed to connect Modbus TCP/IP Ethernet networks with Modbus Serial devices. It enables reliable protocol conversion between Ethernet-based controllers and serial field devices, supporting flexible integration in industrial automation systems.

The PLX31 series provides stable communication, simple configuration, and efficient data exchange for modern industrial networks.

General Information

Part Number: PLX31-MBTCP-MBS4

Manufacturer: ProSoft Technology

Brand / Country of Origin: ProSoft Technology / USA

Series: PLX31 Communication Gateway

Type: Modbus TCP/IP to Modbus Serial Gateway

Application: Industrial protocol conversion, PLC communication, SCADA systems, and field device integration

Installation: DIN rail installation

Function: Converts Modbus TCP/IP communication to Modbus RTU/ASCII serial communication

Technology: Industrial Ethernet and serial communication gateway

Power Specifications

Supply Voltage: 10 to 36 V DC

Power Consumption: Low-power industrial design

Protection Functions: Reverse polarity, overvoltage, and short-circuit protection

Status Indicators: LED indicators for power, communication, and module status

Communication & Interface

Communication Protocol: Modbus TCP/IP and Modbus Serial

Ethernet Interface: 10/100 Mbps Ethernet communication

Serial Interface: RS-232/422/485 serial communication support

Data Exchange: Configurable Modbus register mapping between Ethernet and serial networks

Diagnostics: Communication monitoring, error reporting, and network status diagnostics

Configuration: Software-based setup for communication parameters and device mapping

Environmental

Operating Temperature: −20 to +70 °C

Storage Temperature: −40 to +85 °C

Humidity: 5 to 95% RH, non-condensing

Protection Rating: IP20

Installation Environment: Suitable for industrial control cabinets

Cooling Method: Natural air cooling

Dimensions & Weight

Dimensions (L × W × H): 136.7 × 50.5 × 111.3 mm

Weight: 0.21 kg

New In Stock – Fast Shipping!

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		[email protected]
Mobile		+8613620394314
Whatsapp		+8613620394314
WeChat		+8613620394314
Add		Room 1102, Jiuzhou Commercial Building, Siming District, Xiamen, China

Warranty Conditions

At Qunlebu 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.

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