---
product_id: 258927974
title: "Optocoupler Isolation Board, 8CH Optocoupler Isolation Module DC 3.3V 5V 8-Channel PNP NPN Low High Level Output Signal Converter"
brand: "dongker"
price: "€ 24.01"
currency: EUR
in_stock: true
url: https://www.desertcart.it/products/258927974-optocoupler-isolation-board-8ch-optocoupler-isolation-module-dc-3-3v
store_origin: IT
region: Italy
---

# Wide voltage support PNP/NPN dual output 8-channel isolation Optocoupler Isolation Board, 8CH Optocoupler Isolation Module DC 3.3V 5V 8-Channel PNP NPN Low High Level Output Signal Converter

**Brand:** dongker
**Price:** € 24.01
**Availability:** ✅ In Stock

## Summary

> 🔌 Power your projects with precision and protection!

## Quick Answers

- **What is this?** Optocoupler Isolation Board, 8CH Optocoupler Isolation Module DC 3.3V 5V 8-Channel PNP NPN Low High Level Output Signal Converter by dongker
- **How much does it cost?** € 24.01 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.it](https://www.desertcart.it/products/258927974-optocoupler-isolation-board-8ch-optocoupler-isolation-module-dc-3-3v)

## Best For

- dongker enthusiasts

## Why This Product

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

## Key Features

- • **Dual Signal Output Modes:** Switch between PNP and NPN outputs to fit any circuit design.
- • **Seamless 8-Channel Control:** Manage multiple signals effortlessly with 8 isolated channels.
- • **Robust Electrical Isolation:** Protect your sensitive components with reliable optocoupler isolation technology.
- • **Compact & Lightweight Design:** At just 67g and 7.2x5x2.7 cm, fits perfectly into any professional setup.
- • **Universal Voltage Compatibility:** Supports DC 3.3V to 5V input and 1.8V to 24V load voltage for versatile integration.

## Overview

The Optocoupler Isolation Board by DONGKER offers 8-channel optocoupler isolation with flexible PNP/NPN output modes, supporting DC input voltages from 3.3V to 5V and load voltages from 1.8V to 24V. Its compact design and robust isolation make it ideal for professional-grade signal conversion and protection in complex electronic systems.

## Description

Description: It is a DC 3.3V 5V 8-Channel Optocoupler Isolation Module. It can detect 8-Channel DC input power sources and output DC voltage according to the detection results. The output results can be applied to PLC system and other control equipment. It can detect whether there is input power. The output status will change when the input power is detected.Features: 1. Optocoupler isolation control. 2. 8-Channel input and output. 3. NPN / PNP (Low/High level) signal output. 4. Support DC 3.3V~5V Input. 5. DC 1.8V-24V load voltageParameters: Product name: DC 3.3V 5V 8-Channel Optocoupler Isolation Module Input Voltage: DC 3.3V~5V Load Input Voltage: DC 1.8V~24V Output type: NPN / PNP (Low/High level) signal output Output current: 50mA Work Temperature: -20℃~85℃ Work Humidity: 10%~85%RH Size: 72*50*27mmApplication: 1. DC power detection. 2. PLC control system. 3. Device alarm.Package: 1pcs DC 3.3V 5V 8-Channel Optocoupler Isolation Module SHOP WITH CONFIDENCE:To provide you with the highest quality service, If you have any question, please contact us.We will provide after-sales service .

## Features

- Optocoupler isolation control.
- 8-Channel input and output.
- NPN / PNP (Low/High level) signal output.
- Support DC 3.3V~5V Input.
- DC 1.8V-24V load voltage.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08LVXX6MV |
| Batteries Required? | No |
| Batteries included? | No |
| Best Sellers Rank | 47,071 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 17 in Optocouplers |
| Customer Reviews | 4.2 4.2 out of 5 stars (48) |
| Date First Available | 26 Oct. 2020 |
| Item Weight | 67 g |
| Manufacturer | DONGKER |
| Manufacturer reference | 344814 |
| Part number | 344814 |
| Product Dimensions | 7.2 x 5 x 2.7 cm; 67 g |

## Images

![Optocoupler Isolation Board, 8CH Optocoupler Isolation Module DC 3.3V 5V 8-Channel PNP NPN Low High Level Output Signal Converter - Image 1](https://m.media-amazon.com/images/I/71oqLMtrDyL.jpg)

## Frequently Bought Together

- Optocoupler Isolation Board, 8CH Optocoupler Isolation Module DC 3.3V 5V 8-Channel PNP NPN Low High Level Output Signal Converter
- Optocoupler Isolation Module, 8CH Optocoupler Isolation Board DC 12V-24V 8-Channel NPN Low High Level Output Signal Converter

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.it/products/258927974-optocoupler-isolation-board-8ch-optocoupler-isolation-module-dc-3-3v](https://www.desertcart.it/products/258927974-optocoupler-isolation-board-8ch-optocoupler-isolation-module-dc-3-3v)

---

*Product available on Desertcart Italy*
*Store origin: IT*
*Last updated: 2026-03-10*