---
product_id: 650459240
title: "M12 Inductive Proximity Sensor Switch Shield Type LJ12A3-4-Z/BY Detector 4 mm 10-30VDC 200mA PNP Normally Open (NO) 3-Wire"
brand: "heschen"
price: "€ 22.79"
currency: EUR
in_stock: true
category: "Heschen"
url: https://www.desertcart.sk/products/650459240-m12-inductive-proximity-sensor-switch-shield-type-lj12a3-4-z
store_origin: SK
region: Slovakia
---

# 200 mA current output 4 mm detection distance 10-30 VDC operating voltage M12 Inductive Proximity Sensor Switch Shield Type LJ12A3-4-Z/BY Detector 4 mm 10-30VDC 200mA PNP Normally Open (NO) 3-Wire

**Brand:** heschen
**Price:** € 22.79
**Availability:** ✅ In Stock

## Summary

> 🔍 Elevate your automation game with precision and protection!

## Quick Answers

- **What is this?** M12 Inductive Proximity Sensor Switch Shield Type LJ12A3-4-Z/BY Detector 4 mm 10-30VDC 200mA PNP Normally Open (NO) 3-Wire by heschen
- **How much does it cost?** € 22.79 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/650459240-m12-inductive-proximity-sensor-switch-shield-type-lj12a3-4-z)

## Best For

- heschen enthusiasts

## Why This Product

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

## Key Features

- • **IP67 Rated Durability:** Dust-tight and waterproof for dependable operation in tough environments.
- • **Precision Sensing at 4 mm:** Detect iron objects with pinpoint accuracy for flawless automation.
- • **High Current Output of 200 mA:** Reliable power delivery ensures consistent sensor performance.
- • **Robust 10-30 VDC Compatibility:** Seamlessly integrates with a wide range of industrial control systems.
- • **Built-in Reverse Polarity & Short Circuit Protection:** Safeguard your setup with smart, fail-safe design.

## Overview

The Heschen M12 Inductive Proximity Sensor offers a 4 mm detection range with PNP normally open output, operating between 10-30 VDC and delivering up to 200 mA. Its IP67 rating ensures durability in harsh environments, while built-in reverse polarity and short circuit protection make it a reliable choice for industrial automation and PLC integration.

## Description

Heschen M12 Inductive Proximity Sensor Switch Shield Type LJ12A3-4-Z/BY Detector 4 mm 10-30VDC 200mA PNP Normally Open (NO) 3-Wire : desertcart.ae: Industrial & Scientific

## Features

- Mounting hole diameter: 12 mm
- Detection distance: 4 mm
- Operating voltage: 10-30 VDC, current output: 200 mA
- Output Type: PNP NO (Normally Open)
- Detect Object: Iron

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B071FR2R85 |
| Antenna Location | Driveway, Garage, Garden, Lawn, Sidewalk, Terrace, Walkway |
| Best Sellers Rank | #486,751 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #272 in Inductive Proximity Sensors |
| Brand | Heschen |
| Customer Reviews | 4.4 out of 5 stars 129 Reviews |
| Item Weight | 0.04 Kilograms |
| Manufacturer | Heschen Electric Co.,Ltd |
| Mounting Type | Surface Mount |
| Power Source | Corded Electric |
| Recommended Uses For Product | Driveway, Garage, Garden, Lawn, Sidewalk, Terrace, Walkway |
| UPC | 670534170779 |

## Product Details

- **Brand:** Heschen
- **Colour:** yellow
- **Item weight:** 0.04 Kilograms
- **Mounting type:** Pole Mount
- **Power source:** Battery Powered

## Images

![M12 Inductive Proximity Sensor Switch Shield Type LJ12A3-4-Z/BY Detector 4 mm 10-30VDC 200mA PNP Normally Open (NO) 3-Wire - Image 1](https://m.media-amazon.com/images/I/61XwXWwJ0SL.jpg)

## Frequently Bought Together

- Heschen M12 Inductive Proximity Sensor Switch, Non-shield Type, LJ12A3-4-Z/BY Detector, 4mm, 10-30 VDC, 200mA, PNP NO, 3 Wire, Magnetic Metal, IP67, Blue
- 2Pcs LJ12A3-4-Z/AY M12 Approach Sensor Inductive Proximity Sensor Switch Detector Non-Shield Type PNP NC DC 6-36V 200mA 4mm Detecting Distance 3 Wire for 3D Printer Probe Bed Leveling,MCU Board

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**Shop now:** [https://www.desertcart.sk/products/650459240-m12-inductive-proximity-sensor-switch-shield-type-lj12a3-4-z](https://www.desertcart.sk/products/650459240-m12-inductive-proximity-sensor-switch-shield-type-lj12a3-4-z)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-01-31*