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- SKU: 08578
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Modbus RTU 5V 1-Channel Relay Module – RS485 Industrial Relay Control Board
The Modbus RTU 5V 1-Channel Relay Module is a compact industrial relay control board designed for reliable remote switching through an RS485 communication interface. It supports the Modbus RTU protocol, allowing the relay to be easily controlled and integrated with PLCs, microcontrollers, industrial controllers, HMI systems, and other Modbus-compatible devices.
Powered by 5V DC, the module provides a single relay channel for controlling electrical loads such as lights, motors, solenoid valves, fans, and other equipment. RS485 communication enables stable, long-distance data transmission, making the module suitable for industrial automation and distributed control applications.
Features
- 1-channel relay output for reliable ON/OFF load control
- 5V DC operating voltage
- RS485 interface for industrial communication
- Supports Modbus RTU protocol
- Suitable for PLC, HMI, MCU, and industrial controller integration
- Stable long-distance RS485 communication
- Compact design for control panels and embedded projects
- Suitable for AC and DC load switching
- Ideal for industrial automation, IoT, and remote control applications
Specifications
- Product Type: Modbus RTU 1-Channel Relay Module
- Relay Channels: 1 Channel
- Operating Voltage: 5V DC
- Communication Interface: RS485
- Communication Protocol: Modbus RTU
- Control Method: RS485 Serial Communication
- Relay Type: Electromechanical Relay
- Application: Industrial Automation, IoT, Remote Control
- Compatible Systems: PLC, HMI, MCU, Industrial Controllers
Package Includes
- 1x Modbus RTU 5V 1-Channel Relay Module – RS485 Industrial Relay Control Board
Warranty Terms :
Branded products (Waveshare/ Raspberry Pi/ Radxa/ DWIN etc) are as per brand warranty terms. Generic products are eligible for replacement within 7 days of delivery based on following conditions.
Products are eligible for a replacement if there is physical damage during transit or a clear manufacturing defect. Any claim for damage/ wrong items/ replacement must be made within 48 hours of successful delivery of the product. Requests for refund of amount or exchange of product(s) will be reviewed on a case by case basis and HUBTRONICS carries final rights to take a final decision on refund, store credit or exchange.
What to take care of ?
Most of our products are technical in nature and require trained personnel to handle them. Any kind of mishandling can result in damage or malfunctioning of the product, it is not possible for us to provide a replacement or refund if the product is damaged due to technical or physical mishandling.
Who pays the return shipping cost?
Free of cost return pickup from delivery address is eligible for products categorized as manufacturing defect/ Damage in transit/ Wrong items delivered. We do not support return pickup for any B2B order or offline orders not placed on website. Buyer need to arrange return shipping for B2B orders.
What voids warranty?
Please note that replacement/ return or refund is not possible if the product is not compatible with your system/application. Please check all the technical details/ dimensions etc. before ordering and contact us for any kind of clarifications.
If product is soldered/ programmed at any point or physically altered in any way, it is not eligible for return/ replacement. If the item requires soldering for testing, please ensure that you use suitable clips or jig to test it without soldering. Any kind of soldering job makes the product ineligible for return or replacement.
Following items are not eligible for return under any circumstances
- Device Programmers / Dongles
- Soldering Consumables (Wire, Flux etc)
