---
product_id: 295195297
title: "IR infrared obstacle avoidance sensor - E18-D80NK"
price: "51.62 DT"
currency: TND
in_stock: true
url: https://www.desertcart.tn/products/295195297-ir-infrared-obstacle-avoidance-sensor-e18-d80nk
store_origin: TN
region: Tunisia
---

# PNP TTL output signal 3-80cm adjustable detection range Built-in IR lens & potentiometer IR infrared obstacle avoidance sensor - E18-D80NK

**Price:** 51.62 DT
**Availability:** ✅ In Stock

## Summary

> 🚀 Detect Smarter, Move Faster – Never Miss a Beat!

## Quick Answers

- **What is this?** IR infrared obstacle avoidance sensor - E18-D80NK
- **How much does it cost?** 51.62 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/295195297-ir-infrared-obstacle-avoidance-sensor-e18-d80nk)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Instant Digital Output:** PNP TTL signal provides real-time obstacle status for smarter automation.
- • **Plug & Play Simplicity:** Compact design with straightforward wiring for seamless integration into any project.
- • **Versatile Applications:** Perfect for robotics, industrial lines, and interactive media—stay ahead of the curve.
- • **Integrated Lens Assembly:** Built-in infrared lenses ensure sharp, reliable detection every time.
- • **Precision Sensing, Your Way:** Easily adjust detection distance from 3cm to 80cm for tailored obstacle avoidance.

## Overview

The E18-D80NK is an adjustable infrared proximity sensor with a detection range from 3cm to 80cm, featuring an integrated lens assembly and potentiometer for precise range setting. It outputs a PNP TTL signal that switches high or low based on obstacle presence, making it ideal for robotics, industrial automation, and interactive media applications. Compact, lightweight, and easy to install, it delivers reliable obstacle avoidance in a sleek package.

## Description

Product Description E18-D80NK Adjustable Infrared Proximity Sensor Switch 3-80cm PNP Type The E18-D80NK Adjustable Infrared Proximity Sensor Switch 3-80cm PNP Type is a set of transmitter and receiver with PNP configuration in one of the photoelectric switch sensor. The detection distance can be adjusted according to the demand. The sensor has a detection range of 3-80cm. The Adjustable Infrared Sensor Switch is small, easy to use, inexpensive, easy to assemble and can be widely used in a robot to avoid obstacles, interactive media, industrial assembly lines, and many other occasions. The switching signal output differs in accordance with the obstacles. It remains high when no obstacles and remains low when there are obstacles. There is a bright light behind the probe to detect the scope of 3cm – 80cm. Connection Red wire: +5V Green wire: GND Yellow wire: Digital output OR Brown wire: +5V Blue wire: GND Black wire: Digital output Specifications

## Features

- Detecting distance of 3cm to 80cm
- TTL output high whenever sensor senses a obstacle
- Has inbuilt lenses assembly and potentiometer to set range of the module

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | TECHTONICS |
| Manufacturer | TECHTONICS |
| Country of Origin | China |
| Number of Memory Sticks | 1 |
| Item Weight | 100 g |
| Package Dimensions | 10 x 6 x 4 cm; 100 g |
| Item part number | TECH2029-00 |

## Images

![IR infrared obstacle avoidance sensor - E18-D80NK - Image 1](https://m.media-amazon.com/images/I/41OWPjfcajL.jpg)
![IR infrared obstacle avoidance sensor - E18-D80NK - Image 2](https://m.media-amazon.com/images/I/31AJlaNO6wL.jpg)

## Frequently Bought Together

- TECHTONICS IR infrared obstacle avoidance sensor - E18-D80NK
- Aptechdeals Jumper Wires Male To Male, Male To Female, Female To Female/ Breadboard Jumper Wires (40+40+40)
- RoboCraze UNO R3 SMD Board compatible with Arduino | Development Board with USB cable

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**Shop now:** [https://www.desertcart.tn/products/295195297-ir-infrared-obstacle-avoidance-sensor-e18-d80nk](https://www.desertcart.tn/products/295195297-ir-infrared-obstacle-avoidance-sensor-e18-d80nk)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-07-09*