---
product_id: 95074465
title: "DC 12V 30A 2-Channel Relay Module High Or Low Level Triggering with Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control"
brand: "knacro"
price: "$39"
currency: NZD
in_stock: true
reviews_count: 1
url: https://www.desertcart.nz/products/95074465-dc-12v-30a-2-channel-relay-module-high-or-low
store_origin: NZ
region: New Zealand
---

# 30A max load DC 30V/AC 250V Optocoupler isolation DC 12V 30A 2-Channel Relay Module High Or Low Level Triggering with Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control

**Brand:** knacro
**Price:** $39
**Availability:** ✅ In Stock

## Summary

> 🔧 Unleash Your Automation Potential!

## Quick Answers

- **What is this?** DC 12V 30A 2-Channel Relay Module High Or Low Level Triggering with Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control by knacro
- **How much does it cost?** $39 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/95074465-dc-12v-30a-2-channel-relay-module-high-or-low)

## Best For

- knacro enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Designed with isolation slots to meet international safety standards.
- • **Experiment Ready:** Perfect for electronic enthusiasts and circuit modification projects.
- • **Powerful Performance:** Control up to 30A with ease, perfect for demanding applications.
- • **Versatile Applications:** Ideal for PLC automation, industrial systems, and home automation.
- • **User-Friendly Indicators:** Each channel features an LED indicator for real-time status monitoring.

## Overview

The DC 12V 30A 2-Channel Relay Module is engineered for high-performance control in various applications, featuring robust load handling capabilities and optocoupler isolation for enhanced safety and reliability. Ideal for both industrial and home automation, this module is a must-have for tech enthusiasts and professionals alike.

## Description

Supply voltage: DC 12V ; Quiescent current: 5mA; Maximum operating current: 80ma(12v) ; Trigger mode: high and low level trigger; Load voltage: DC 30V / AC 250V; Load current: 30A; Relay life: more than 100,000 times; Product weight: 200g ); Size: 70 * 72 * 22mm ; Mounting hole size: 67.5*69.5MM (LxW);  Module Interface Description: 1. DC +: DC power supply positive; 2. DC -: DC power supply module negative; 3. IN: Signal input terminal(support High/Low Level switch freely); 4. Normally open (NO): Relay normally open; 5. Common terminal (COM): Relay common; 6. Normally closed terminal (NC): relay normally closed terminal;  Trigger voltage range: 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;  Package Included: 1x 30A 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.

## Product Details

- **Connector Type:** Screw
- **Contact Type:** Normally Closed
- **Current Rating:** 30 Amps
- **Mounting Type:** DIN Rail Mount
- **Brand:** KNACRO

## Images

![DC 12V 30A 2-Channel Relay Module High Or Low Level Triggering with Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control - Image 1](https://m.media-amazon.com/images/I/81VQBK39A1L.jpg)
![DC 12V 30A 2-Channel Relay Module High Or Low Level Triggering with Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control - Image 2](https://m.media-amazon.com/images/I/817H534uROL.jpg)
![DC 12V 30A 2-Channel Relay Module High Or Low Level Triggering with Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control - Image 3](https://m.media-amazon.com/images/I/81RBx41SDDL.jpg)
![DC 12V 30A 2-Channel Relay Module High Or Low Level Triggering with Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control - Image 4](https://m.media-amazon.com/images/I/81QR9noz3QL.jpg)
![DC 12V 30A 2-Channel Relay Module High Or Low Level Triggering with Optocoupler Isolation Load 30A DC 30V AC 250V for PLC Automation Control, Industrial System Control - Image 5](https://m.media-amazon.com/images/I/81IP9l42FvL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works great
*by J***E on January 13, 2024*

Had this running for over a month now and it works great. Using this to control fans in a Reptile box

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**Shop now:** [https://www.desertcart.nz/products/95074465-dc-12v-30a-2-channel-relay-module-high-or-low](https://www.desertcart.nz/products/95074465-dc-12v-30a-2-channel-relay-module-high-or-low)

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-15*