FTVOGUE
0 ratings
RS485 MODBUS RTU Serial Port Multi-Function Relay Module Ultra-Small PLC Controller 12V 1 Channel
genuine image
RS485 MODBUS RTU Serial Port Multi-Function Relay Module Ultra-Small PLC Controller 12V 1 Channel
The RS485 Relay Module has six working modes: open, close, micro-motion, self-locking, interlocking and delay. It has two command control modes and a maximum load of 10A/250VAC.
RS485 MODBUS RTU Serial Port Multi-Function Relay Module Ultra-Small PLC Controller 12V 1 Channel
Item #: 39379881

RS485 MODBUS RTU Serial Port Multi-Function Relay Module Ultra-Small PLC Controller 12V 1 Channel

Item #: 39379881

PLN 38

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Tuesday, August 04
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
The RS485 Relay Module has six working modes: open, close, micro-motion, self-locking, interlocking and delay. It has two command control modes and a maximum load of 10A/250VAC.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
bank transfer payment
przelewy24 payment
blik payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Multi-Function Capability
Combining various control functionalities, this relay module allows for versatile applications, making it suitable for diverse automation tasks, enhancing user efficiency and operational flexibility.
Ultra-Small Design
Its compact size facilitates easy integration into existing systems, maximizing space efficiency while maintaining full functionality, ideal for space-constrained environments in industrial setups.
RS485 Communication
Equipped with RS485 Modbus RTU support, it ensures reliable data transmission over longer distances, addressing connectivity issues in extensive setups and enhancing system performance.

Product Details

Looking for an Ultra-Small PLC Controller? Check out the RS485 MODBUS RTU Serial Port Multi-Function Relay Module at Ubuy Poland. Get the best deals on 12V 1 Channel PLC Controllers.
  • Six working modes: open, close, micro-motion, self-locking, interlocking, and delay
  • Two command control modes: AT command and MODBUS command
  • Supports up to 32 devices in parallel under MODBUS command mode
  • Maximum delay time: 9999 seconds under AT command, and 255 seconds under MODBUS command
  • Command input through serial hyper terminal or 'Modbus polling' for MODBUS command
  • Compact size: 45 * 30 * 18mm, working voltage: DC 12V, maximum load: 10A/250VAC
Item Weight0.5 lbs (230 grams)

Who Should Buy?

Suitable For
  • Industrial Automation

    Ideal for integrating control systems in industrial settings for efficient operation and monitoring of machinery.

  • DIY Electronics Projects

    Great for hobbyists looking to implement automated controls in personal electronic projects or prototypes.

  • Smart Home Applications

    Useful for creating smart home systems, allowing remote control and monitoring of appliances and devices.

Not Suitable For
  • Non-Technical Users

    Not suitable for users lacking technical knowledge or experience in programming and electrical systems.

Product Description

RS485 MODBUS RTU Serial Port Multi-Function Relay Module Ultra-Small PLC Controller 12V 1 Channel

About This Item

Introducing our RS485 MODBUS RTU Serial Port Multi-Function Relay Module, the perfect solution for all your industrial automation needs. This ultra-small PLC controller boasts an impressive array of features that will streamline your operations and enhance productivity. Designed with versatility in mind, this 12V 1 channel relay module is capable of handling a multitude of tasks.

With its reliable serial port connectivity and MODBUS RTU compatibility, you can easily integrate this module into your existing systems. The RS485 MODBUS RTU serial port relay module offers seamless communication between your devices, allowing for efficient data transfer and control. Whether you need to monitor and control processes or automate tasks, this module is up to the challenge.

At its core, this PLC controller module provides a robust and reliable relay system. With its 1 channel design, you can effectively manage and control electrical devices and machinery. Rest assured that your equipment will operate smoothly and efficiently, without any glitches or malfunctions.

The ultra-small form factor of this relay module makes it perfect for space-constrained environments. Its compact size allows for easy installation and integration into your existing setup. Say goodbye to bulky and cumbersome controllers, and welcome this sleek and efficient solution.

With the RS485 MODBUS RTU serial port relay module, you can take control of your automation processes with ease. Its user-friendly interface and intuitive operation make it accessible to both seasoned professionals and beginners in the field. No need to worry about complex programming or setup; this module is designed to simplify your workflow.

Upgrade your industrial automation systems today with our RS485 MODBUS RTU Serial Port Multi-Function Relay Module. Experience seamless communication, reliable control, and enhanced productivity. Order yours now and take the first step towards efficiency and success.

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the RS485 MODBUS RTU Serial Port Multi-Function Relay Module used for?

    Answer: The RS485 MODBUS RTU Serial Port Multi-Function Relay Module is designed for various automation applications. It can control devices such as motors, lights, and sensors. Its compact size makes it ideal for integration into systems where space is limited, such as in industrial control setups, HVAC systems, or smart home applications. By using the MODBUS RTU protocol, it facilitates robust communication over long distances, enabling reliable inputs and outputs in your project.
  • Question: How does the 12V 1 Channel design benefit the RS485 Relay Module?

    Answer: The 12V 1 Channel design allows for efficient operation in low-voltage applications, which is essential for many electronic systems. This voltage specification ensures compatibility with numerous existing devices while still providing sufficient power for relay activation. You can use it in your home automation projects to remotely switch on/off various appliances with minimal energy consumption, making it a smart choice for both commercial and residential applications.
  • Question: Is programming required for using the Ultra-Small PLC Controller?

    Answer: Yes, programming is typically required to utilize the full capabilities of the Ultra-Small PLC Controller. However, it often comes with user-friendly software that simplifies the process. Users can program it to execute specific control functions, set timers, or respond to various input signals automatically. This flexibility allows it to be adapted to diverse applications, such as automated lighting controls or environmental monitoring systems.
  • Question: What are the advantages of using MODBUS RTU communication?

    Answer: MODBUS RTU communication offers several advantages, including simplicity, flexibility, and robustness. It utilizes a master-slave architecture, allowing multiple devices to communicate over a single bus. This is particularly useful in industrial settings where multiple sensors or controllers need to relay information to a central system. The strong error checking and long-distance communication capabilities enhance system reliability and efficiency, making it ideal for complex automation solutions.
  • Question: Can this relay module be integrated with home automation systems?

    Answer: Absolutely! The RS485 MODBUS RTU Relay Module is perfect for integration with home automation systems. Its ability to control various devices remotely means you can automate tasks such as lighting, heating, or security systems. Using a controller, you can program it to respond to environmental changes, such as turning on lights when motion is detected or controlling HVAC systems based on temperature readings, enhancing comfort and efficiency in your home.
  • Question: What safety features does this relay module provide?

    Answer: This relay module includes built-in safety features such as isolation and over-current protection, which safeguard both the module and the connected devices. Isolation prevents voltage surges from affecting sensitive components, while over-current protection helps prevent damage due to short circuits or overloads. This makes it a reliable choice for controlling equipment in industrial environments where safety is vital.
  • Question: What kind of devices can I control with this RS485 Relay Module?

    Answer: With the RS485 Relay Module, you can control a wide range of devices, including high-voltage appliances like motors, lights, and fans. Its operational flexibility enables it to serve in various applications, from industrial machinery to smart home products. This versatility allows users to consolidate their control systems, making it easier to manage and automate devices effectively.
  • Question: How do I connect the relay module to my existing setup?

    Answer: Connecting the RS485 relay module to your existing setup involves wiring the power supply and linking it to your main controller via the RS485 ports. Typically, you'll connect the module to a microcontroller or PLC that supports MODBUS RTU. Properly configuring both devices will ensure seamless communication. Once installed, you can program the relay to perform desired functions, such as turning on lights at a certain time or activating machinery automatically.
  • Question: Is this module suitable for outdoor use?

    Answer: While the RS485 MODBUS RTU Relay Module is designed for robustness, outdoor suitability largely depends on its housing. If housed in a weatherproof case, it can be used outdoors effectively. It's essential to consider environmental factors such as moisture and temperature when deploying any electronic components outdoors. For outdoor applications, ensuring proper protection will enhance the module's longevity and performance.
  • Question: Where can I buy the RS485 MODBUS RTU Serial Port Multi-Function Relay Module in Poland?

    Answer: You can purchase the RS485 MODBUS RTU Serial Port Multi-Function Relay Module from Ubuy in Poland. They offer a reliable platform for purchasing this product, ensuring you receive quality items directly to your location. Ubuy provides a convenient shopping experience, complete with product details to help you make an informed decision.

FTVOGUE Electromechanical Relays Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9200 + reviews
Read reviews
MA
Mohammad
Verified buyer

“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer

“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

22-Jul-26 · via Trustpilot
K
kund
Verified buyer

“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer

“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer

“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”

23 July 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

PLN 38

Order now and get it around Tuesday, August 04

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Six working modes: open, close, micro-motion, self-locking, interlocking and delay
  • Two command control modes: AT command and MODBUS command
  • Maximum load of 10A/250VAC
  • Maximum delay time: AT command - 9999 seconds, MODBUS command - 255 seconds
  • Command input: AT command via serial hyper terminal, MODBUS command via serial hyper terminal or Modbus polling
  • After-sales service: guaranteed highest quality product and best customer experience

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.