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Item #:
189823740
Modbus RTU 32-Ch Relay Module RS485 Interface Built-in Protection Circuits Industrial-Grade with ABS Case
Item #:
189823740
NZD 189
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
QTY:
Order now and get it around Tuesday, September 22
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The Modbus RTU 32-Ch Relay is very easy to use, offering fast communication, stability, reliability, and safety for industrial control applications.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Robust Protection
Equipped with built-in protection circuits, this relay module ensures durability and reliability in industrial settings, safeguarding against power surges and electrical faults.
High Channel Count
The 32-channel capacity allows for extensive control capabilities, making it ideal for complex industrial applications that require extensive relay management.
Durable Construction
The industrial-grade ABS case provides excellent resistance to environmental factors, ensuring longevity and performance stability in demanding applications.
Product Details
| Connector Type | Screw |
| Contact Type | Normally Open |
| Current Rating | 10 A |
| Mounting Type | DIN Rail Mount |
| Operation Mode | Automatic |
| Coil Voltage | 36 volts |
| Maximum Switching Current | 10 A |
| Brand Name | Coolwell |
| Manufacturer | Coolwell |
| Specification Met | IEC/EN 60947 |
| Brand | Coolwell |
| Country of Origin | This item will be imported from US |
| What is in the box | Modbus RTU 32-Ch Relay... For more details, please check description/product details |
| Item Weight | 1.5 lbs (680 grams) |
| Date First Available | December 01, 2025 |
Who Should Buy?
-
Industrial Automation
Ideal for automating industrial processes requiring multiple relay controls for machinery and equipment management.
-
Smart Home Systems
Perfect for users integrating multiple relay modules to control home appliances and systems remotely via RS485.
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Educational Purposes
Useful for educators and students in electronics and automation courses to learn about relay controls and Modbus protocols.
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Casual Users
Not suitable for individuals with simple relay needs who require user-friendly, plug-and-play devices without complex configurations.
Product Description
Modbus RTU 32-Ch Relay Module RS485 Interface Built-in Protection Circuits Industrial-Grade with ABS Case
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What power supply range does the relay support?
Answer: It supports a wide voltage power supply ranging from 7V to 36V. -
Question:
Can multiple modules be connected together?
Answer: Yes, multiple devices can be cascaded on the RS485 bus. -
Question:
What is the maximum contact rating for the relay?
Answer: The maximum contact rating is ≤10A at 250VAC/30VDC.
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Pros
- Reliable industrial-grade quality
- Built-in protection circuits
- Easy RS485 interface
- 32-channel capability
- Durable ABS case
Cons
- May require basic setup knowledge.
Platform Trust & Buyer Confidence
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
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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
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kund
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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
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Onesi
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“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
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23 July 2026 · via Trustpilot
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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.
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NZD 189
Order now and get it around Tuesday, September 22
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
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Fastest cross-border delivery
Features & Benefits
- Industrial 32-channel relay module with Modbus RTU protocol.
- Built-in protection circuits for enhanced reliability and safety.
- Configurable device address (1-255), supports multiple cascaded devices.
- Flash-on, flash-off function for automated relay control.
- Onboard isolation prevents interference and enhances durability.
- Easy to install in a rail-mounted ABS case.
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