---
product_id: 111073788
title: "KNACRO 8-Channel Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(DC 5V 8-Channel)"
brand: "kancro"
price: "£36.41"
currency: GBP
in_stock: true
category: "Kancro"
url: https://www.desertcart.co.uk/products/111073788-knacro-8-channel-relay-module-high-low-level-triggering-optocoupler
store_origin: GB
region: United Kingdom
---

# 30A max load current 100,000+ relay life cycles Optocoupler isolation for anti-interference KNACRO 8-Channel Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(DC 5V 8-Channel)

**Brand:** kancro
**Price:** £36.41
**Availability:** ✅ In Stock

## Summary

> ⚙️ Command your automation like a pro — reliability that never quits!

## Quick Answers

- **What is this?** KNACRO 8-Channel Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(DC 5V 8-Channel) by kancro
- **How much does it cost?** £36.41 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/111073788-knacro-8-channel-relay-module-high-low-level-triggering-optocoupler)

## Best For

- kancro enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Over 100,000 relay cycles for industrial-grade reliability
- • **Versatile Triggering:** Supports both high and low level triggers for flexible automation
- • **Plug & Play Precision:** LED indicators on each channel for instant status monitoring
- • **Powerhouse Performance:** Handles heavy-duty loads up to 30A DC/AC effortlessly
- • **Interference-Proof Control:** Optocoupler isolation ensures rock-solid signal integrity

## Overview

The KNACRO 8-Channel Relay Module is a robust industrial control solution featuring high-power relays capable of switching up to 30A at 30V DC or 250V AC. Designed with optocoupler isolation, it offers superior anti-interference performance and meets international safety standards by isolating control and load areas. With flexible high/low level triggering, LED status indicators, and a relay lifespan exceeding 100,000 cycles, this module is ideal for PLC automation, industrial systems, and smart home projects.

## Description

Supply voltage: DC 5V / 12V / 24V; Quiescent current: 5mA; Maximum operating current: 190mA; Trigger mode: high and low level trigger; Load voltage: DC 30V / AC250; Load current: 30A; Relay life: more than 100,000 times; Product weight: 780g; Size: 252 * 72 * 22mm (L * W * H); Trigger voltage range: DC 05V: Low-level trigger: 0-2V relay ON; 3-5V relay OFF; High-level trigger: 3.3-5V relay ON; 0-2.5V relay OFF; DC 12V: Low-level trigger: 0-5V relay ON; 6-12V relay OFF; High-level trigger: 6-12V relay ON; 0-5.5V relay OFF; DC 24V: Low-level trigger: 0-12V relay ON; 12-24V relay OFF; High-level trigger: 12-24V relay ON; 0-8.5V relay OFF; Package Included: 1x2-Channel Relay Module

## 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.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07BK1Y8CH |
| Best Sellers Rank | #1,114,422 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1,218 in Solid State Relays |
| Brand | KANCRO |
| Brand Name | KANCRO |
| Coil Voltage | 12 Volts |
| Contact Current Rating | 30 Amps |
| Current Rating | 30 Amps |
| Customer Reviews | 5.0 out of 5 stars 1 Review |
| Manufacturer | KNACRO |
| Maximum Switching Current | 30 Amps |
| Maximum Switching Voltage | 250 Volts |
| Operation Mode | Automatic |
| Part Number | Relay Module |
| UPC | 736364874796 |

## Product Details

- **Current Rating:** 30 Amps
- **Brand:** KANCRO
- **Operation Mode:** Automatic
- **Coil Voltage:** 12 Volts
- **Contact Current Rating:** 30 Amps

## Images

![KNACRO 8-Channel Relay Module High Low Level Triggering Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control(DC 5V 8-Channel) - Image 1](https://m.media-amazon.com/images/I/81y4CH1bPkL.jpg)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-17*