---
product_id: 567209822
title: "LJ12A3-4-Z/BX NPN NO Inductive Proximity Sensor Switch, 4mm Detection, DC 6-36V, M12 for 3D Printer and CNC, Pack of 1"
brand: "roboelectrixx"
price: "COP 24639"
currency: COP
in_stock: true
category: "Roboelectrixx"
url: https://www.desertcart.co/products/567209822-lj12a3-4-z-bx-npn-no-inductive-proximity-sensor-switch
store_origin: CO
region: Colombia
---

# IP67 waterproof protection 4mm precise detection range 6-36V wide voltage compatibility LJ12A3-4-Z/BX NPN NO Inductive Proximity Sensor Switch, 4mm Detection, DC 6-36V, M12 for 3D Printer and CNC, Pack of 1

**Brand:** roboelectrixx
**Price:** COP 24639
**Availability:** ✅ In Stock

## Summary

> ⚙️ Elevate your automation game with precision sensing that never quits!

## Quick Answers

- **What is this?** LJ12A3-4-Z/BX NPN NO Inductive Proximity Sensor Switch, 4mm Detection, DC 6-36V, M12 for 3D Printer and CNC, Pack of 1 by roboelectrixx
- **How much does it cost?** COP 24639 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co](https://www.desertcart.co/products/567209822-lj12a3-4-z-bx-npn-no-inductive-proximity-sensor-switch)

## Best For

- roboelectrixx enthusiasts

## Why This Product

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

## Key Features

- • **Durable Design:** Nickel-plated brass body ensures long-lasting performance and corrosion resistance.
- • **Power Flexibility:** Operates seamlessly across 6V to 36V DC, fitting effortlessly into diverse industrial setups.
- • **Pinpoint Precision:** Detect metal objects with a razor-sharp 4mm sensing range for flawless automation.
- • **Waterproof Confidence:** IP67 rating means it thrives in harsh environments—dust-tight and water-immersible.
- • **Plug & Play Simplicity:** 3-wire NPN normally open output with 100cm cable for easy integration and reliable signal.

## Overview

The LJ12A3-4-Z/BX is a robust NPN inductive proximity sensor featuring a 4mm detection range for metal objects, operating on a versatile 6-36V DC power supply. Its nickel-plated brass construction and IP67 rating guarantee durability and waterproof performance, making it ideal for demanding industrial environments. With a 3-wire normally open output and 100cm cable, it offers straightforward installation and reliable detection.

## Description

RoboElectrixx LJ12A3-4-Z/BX NPN Inductive Proximity Sensor Detection Switch 4mm Normally Open switch (Piece-1) : desertcart.in: Industrial & Scientific

## Features

- MODEL: LJ12A3-4-Z/BX; OUTPUT: NPN, 3 WIRE, NO (NORMAL OPEN)
- WORK VOLTAGE: 6VDC - 36VDC (24V); OUTPUT CURRENT: 300mA. (SINK)
- SIZE: DIA. 12 mm. L : 64 mm.(BODY); CABLE LENGTH: 100 cm.; DETECTION RANGE: 4 mm.
- DETECTION OF BOJECT: METAL (COPPER, IRON, ALUMINUIM ETC.);
- PROTECTION: IP67; Material: Nickel plated brass, DETECTION SURFACE: A

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CC9D7XLH |
| Best Sellers Rank | #10,924 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #3 in Inductive Proximity Sensors |
| Brand | ROBOELECTRIXX |
| Country of Origin | China |
| Customer Reviews | 4.7 4.7 out of 5 stars (8) |
| Date First Available | 19 July 2023 |
| Item Weight | 40 g |
| Item part number | 0080 |
| Manufacturer | ROBOELECTRIXX |
| Number of Memory Sticks | 1 |
| Package Dimensions | 10.6 x 8.9 x 1.4 cm; 40 g |

## Images

![LJ12A3-4-Z/BX NPN NO Inductive Proximity Sensor Switch, 4mm Detection, DC 6-36V, M12 for 3D Printer and CNC, Pack of 1 - Image 1](https://m.media-amazon.com/images/I/31xRlECiNpL.jpg)

## Frequently Bought Together

- RoboElectrixx LJ12A3-4-Z/BX NPN Inductive Proximity Sensor Detection Switch 4mm Normally Open switch (Piece-1)
- RoboCraze UNO R3 SMD Board compatible with Arduino | Development Board with USB cable
- Aptechdeals Jumper Wires Male To Male, Male To Female, Female To Female/ Breadboard Jumper Wires (10+10+10)

---

## 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.co/products/567209822-lj12a3-4-z-bx-npn-no-inductive-proximity-sensor-switch](https://www.desertcart.co/products/567209822-lj12a3-4-z-bx-npn-no-inductive-proximity-sensor-switch)

---

*Product available on Desertcart Colombia*
*Store origin: CO*
*Last updated: 2026-10-20*