---
product_id: 80970476
title: "KNACRO 4-Channel DC 24V Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(24V, 4-Channel)"
brand: "knacro"
price: "€ 41.32"
currency: EUR
in_stock: true
reviews_count: 1
url: https://www.desertcart.fi/products/80970476-knacro-4-channel-dc-24v-relay-module-high-low-level
store_origin: FI
region: Finland
---

# KNACRO 4-Channel DC 24V Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(24V, 4-Channel)

**Brand:** knacro
**Price:** € 41.32
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** KNACRO 4-Channel DC 24V Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(24V, 4-Channel) by knacro
- **How much does it cost?** € 41.32 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/80970476-knacro-4-channel-dc-24v-relay-module-high-low-level)

## Best For

- knacro enthusiasts

## Why This Product

- Trusted knacro brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

KNACRO 4-Channel DC 24V Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(24V, 4-Channel)

## Features

- Using high-power relay, the maximum control load DC 30V 30A / AC 250V 30A;
- With each optocoupler isolation, anti-interference ability.
- In line with international safety standards, the control area and the load area with isolation slot.
- Each channle has a relay on LED indication.
- Product Applications: PLC automation equipment control, industrial system control, logistics network control, home intelligent product control, electronic enthusiasts to develop experiments, all kinds of circuit modification

## Images

![KNACRO 4-Channel DC 24V Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(24V, 4-Channel) - Image 1](https://m.media-amazon.com/images/I/81vukWBaKJL.jpg)
![KNACRO 4-Channel DC 24V Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(24V, 4-Channel) - Image 2](https://m.media-amazon.com/images/I/818l25+AGmL.jpg)
![KNACRO 4-Channel DC 24V Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(24V, 4-Channel) - Image 3](https://m.media-amazon.com/images/I/816kHY5YLJL.jpg)
![KNACRO 4-Channel DC 24V Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(24V, 4-Channel) - Image 4](https://m.media-amazon.com/images/I/81j2Rix9EQL.jpg)
![KNACRO 4-Channel DC 24V Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(24V, 4-Channel) - Image 5](https://m.media-amazon.com/images/I/81w+pRWwIJL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    good and happy with it
  

*by B***A on Reviewed in the United States on August 24, 2019*

good and happy with it

---

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**Shop now:** [https://www.desertcart.fi/products/80970476-knacro-4-channel-dc-24v-relay-module-high-low-level](https://www.desertcart.fi/products/80970476-knacro-4-channel-dc-24v-relay-module-high-low-level)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-03-18*