---
product_id: 678157755
title: "5Pcs 3-5V Optocoupler Isolation Board Optoelectronic Isolator EL817 PC817 Card Rail Bracket Input 3-5 V Optocoupler Isolation Module 1 Channel Opto PNP NPN Signal Converter"
brand: "ec buying"
price: "5448 som"
currency: KGS
in_stock: true
url: https://www.desertcart.kg/products/678157755-5pcs-3-5v-optocoupler-isolation-board-optoelectronic-isolator-el817-pc817
store_origin: KG
region: Kyrgyzstan
---

# 3-5V input voltage range -55~110°C operating temp 3000V+ isolation voltage 5Pcs 3-5V Optocoupler Isolation Board Optoelectronic Isolator EL817 PC817 Card Rail Bracket Input 3-5 V Optocoupler Isolation Module 1 Channel Opto PNP NPN Signal Converter

**Brand:** ec buying
**Price:** 5448 som
**Availability:** ✅ In Stock

## Summary

> 🛠️ Power your projects with precision and protection!

## Quick Answers

- **What is this?** 5Pcs 3-5V Optocoupler Isolation Board Optoelectronic Isolator EL817 PC817 Card Rail Bracket Input 3-5 V Optocoupler Isolation Module 1 Channel Opto PNP NPN Signal Converter by ec buying
- **How much does it cost?** 5448 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/678157755-5pcs-3-5v-optocoupler-isolation-board-optoelectronic-isolator-el817-pc817)

## Best For

- ec buying enthusiasts

## Why This Product

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

## Key Features

- • **Robust Safety Margin:** Over 3000V isolation voltage protects sensitive circuits from spikes
- • **Extreme Environment Ready:** Operates reliably from -55°C to 110°C, perfect for demanding setups
- • **Seamless Signal Isolation:** EL817 optocoupler ensures clean, interference-free data transfer
- • **High-Frequency Performance:** Handles up to 5KHz signal frequency for smooth, real-time communication
- • **Wide Voltage Compatibility:** Supports input 3-5V and output 1.8-24V for versatile device integration

## Overview

The EC Buying 5Pcs 3-5V Optocoupler Isolation Board features EL817 optoelectronic isolators designed for reliable signal isolation and conversion. With a broad input voltage range (3-5V), high isolation voltage (>3000V), and wide operating temperature (-55°C to 110°C), it ensures safe, efficient signal transmission in diverse electronic applications. Ideal for professionals seeking robust, high-frequency (up to 5KHz) optocoupler modules with versatile voltage compatibility and durable build quality.

## Description

5Pcs 3-5V Optocoupler Isolation Board Optoelectronic Isolator EL817 PC817 Card Rail Bracket Input 3-5 V Optocoupler Isolation Module 1 Channel Opto PNP NPN Signal Converter

## Features

- 1-way optocoupler isolation module with EL817 features, providing input voltage of DC 3V ~ 5V and output voltage suitable for DC1.8V-24V, ensuring broad voltage application and optimal signal conversion for various devices
- Opto-isolator with isolation voltage greater than 3000V, offers maximum input current of 50MA and working temperature range of -55~110 degrees, ensuring reliable and safe signal isolation and conversion in diverse environments
- PC817 Card Rail Bracket Input 3-5V Optocoupler Isolation Module with maximum output current 50MA, designed for input current within 15-20MA and maximum application signal frequency of 5KHz, ensuring efficient signal conversion and transmission
- Optocoupler featuring operating current> 1 MA, suitable for a wide range of input and output signal voltage, and provides optimal signal transmission and conversion for electronic devices and circuits
- The card guide rail bracket input 3-5V, the optoelectronic isolator provides a reliable and versatile solution for signal isolation and conversion, ensuring seamless integration and operation in various electronic systems

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | EC Buying |
| Item model number | EL817 |
| Item Weight | 1.7 ounces |
| Package Dimensions | 6.73 x 4.57 x 0.55 inches |
| Manufacturer | EC Buying |
| ASIN | B0D3CX6NP6 |
| Date First Available | May 6, 2024 |

## Product Details

- **Brand:** EC Buying
- **Colour:** Green
- **Item weight:** 1.7 Ounces
- **Input voltage:** 5 Volts
- **Output voltage:** 5 Volts

## Images

![5Pcs 3-5V Optocoupler Isolation Board Optoelectronic Isolator EL817 PC817 Card Rail Bracket Input 3-5 V Optocoupler Isolation Module 1 Channel Opto PNP NPN Signal Converter - Image 1](https://m.media-amazon.com/images/I/61G+gVTLDkL.jpg)

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**Shop now:** [https://www.desertcart.kg/products/678157755-5pcs-3-5v-optocoupler-isolation-board-optoelectronic-isolator-el817-pc817](https://www.desertcart.kg/products/678157755-5pcs-3-5v-optocoupler-isolation-board-optoelectronic-isolator-el817-pc817)

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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-02-24*