--- product_id: 234075533 title: "M12 Inductive Proximity Sensor Switch Non-Shield Type LJ12A3-4-Z/BX Detector 4mm 10-30VDC 200mA NPN Normally Open(NO) 3 Wire" brand: "heschen" price: "₨210" currency: SCR in_stock: true reviews_count: 7 category: "Heschen" url: https://www.desertcart.sc/products/234075533-m12-inductive-proximity-sensor-switch-non-shield-type-lj12a3-4 store_origin: SC region: Seychelles --- # 200mA robust current output 4mm precise detection range 10-30VDC wide voltage compatibility M12 Inductive Proximity Sensor Switch Non-Shield Type LJ12A3-4-Z/BX Detector 4mm 10-30VDC 200mA NPN Normally Open(NO) 3 Wire **Brand:** heschen **Price:** ₨210 **Availability:** ✅ In Stock ## Summary > ⚙️ Elevate your automation game with precision you can trust! ## Quick Answers - **What is this?** M12 Inductive Proximity Sensor Switch Non-Shield Type LJ12A3-4-Z/BX Detector 4mm 10-30VDC 200mA NPN Normally Open(NO) 3 Wire by heschen - **How much does it cost?** ₨210 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sc](https://www.desertcart.sc/products/234075533-m12-inductive-proximity-sensor-switch-non-shield-type-lj12a3-4) ## 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 - • **LED Status Indicator:** Red LED instantly confirms sensor operation, keeping your workflow transparent and efficient. - • **Durable IP67 Rated Design:** Engineered to withstand dust and water ingress, perfect for demanding industrial environments. - • **Built-In Safety Protections:** Features power reversal and short-circuit protection for worry-free, direct PLC connection. - • **Pinpoint Precision Detection:** Detects magnetic metals within a tight 4mm ±10% range for flawless automation. - • **Universal Voltage Compatibility:** Operates seamlessly across 10-30VDC, ensuring versatile integration with your PLC systems. ## Overview The Heschen M12 Inductive Proximity Sensor Switch offers a reliable 4mm detection distance with NPN normally open output, supporting 10-30VDC and 200mA current. Its rugged IP67 rating and built-in protections make it ideal for industrial automation, seamlessly integrating with PLCs while providing real-time operation feedback via an LED indicator. ## Description Power supply reversal connection protection; short-circuit protection, can directly connect with PLC.Used in common places with medium enviroment resistanceRed LED indicates that it's available to detect the sensor operation stateEconomic and simple operationWidely used, can be substitution of min-type switch and limit switchIP 67 protection Review: Works as it should - Fits my four wheeler great and works as it should Review: muy efectivo el tiempo y el producto ## Features - Mounting Hole Diameter: 12mm - Detecting Distance: 4mm±10%; Set distance: 0-3.6mm - Output Type: NPN NO(Normally Open); Non-Shield Type - Current Output: 200mA; Working Voltage: 10-30 VDC - Detect Object: Magnetic metal ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B071ZQ6VV6 | | Best Sellers Rank | #316,451 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #160 in Inductive Proximity Sensors | | Brand | Heschen | | Circuit Type | 1-way | | Compatible Devices | PLCs supporting 10-30 VDC and 200mA current rating | | Connectivity Protocol | X-10 | | Connector Type | Crimp | | Contact Material | Copper | | Contact Type | Normally Open | | Control Type | Presence Detection | | Current Rating | 200 Milliamps | | Date First Available | May 26, 2019 | | International Protection Rating | IP67 | | Is Discontinued By Manufacturer | No | | Item Weight | 1.44 ounces | | Item model number | HS-LJ12A3-4-Z/BX | | Manufacturer | Heschen Electric Co.,Ltd | | Mounting Type | Surface Mount | | Number of Items | 1 | | Operating Voltage | 20 Volts (DC) | | Operation Mode | ON-OFF | | Package Dimensions | 3.62 x 2.76 x 0.75 inches | | Terminal | Crimp | | UPC | 670534170786 | | Unit Count | 1.0 Count | | Wattage | 6 watts | ## Product Details - **Brand:** Heschen - **Circuit Type:** 1-way - **Connector Type:** Crimp - **Contact Type:** Normally Open - **Current Rating:** 200 Milliamps - **Material:** Aluminum - **Operating Voltage:** 20 Volts (DC) - **Operation Mode:** ON-OFF - **Switch Type:** Limit Switch - **Terminal:** Crimp ## Images ![M12 Inductive Proximity Sensor Switch Non-Shield Type LJ12A3-4-Z/BX Detector 4mm 10-30VDC 200mA NPN Normally Open(NO) 3 Wire - Image 1](https://m.media-amazon.com/images/I/61JhN6VUm9L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works as it should *by A***A on January 1, 2025* Fits my four wheeler great and works as it should ### ⭐⭐⭐⭐⭐ Review *by H***Y on July 4, 2024* muy efectivo el tiempo y el producto ### ⭐⭐⭐⭐⭐ Review *by C***N on March 16, 2025* Muy bueno y fiable ## Frequently Bought Together - Heschen M12 Inductive Proximity Sensor Switch Non-Shield Type LJ12A3-4-Z/BX Detector 4mm 10-30VDC 200mA NPN Normally Open(NO) 3 Wire - FREEDARE Skateboard Wheels 54mm and Bearings Set for Street Tricks (Pack of 4) - Baomain Standard Cylinder SC 63 X 250 G3/8 Bore: 2-1/2 inch, Stroke: 10 inch, Screwed Piston Rod Double-Action and 2Pcs Fittings --- ## 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.sc/products/234075533-m12-inductive-proximity-sensor-switch-non-shield-type-lj12a3-4](https://www.desertcart.sc/products/234075533-m12-inductive-proximity-sensor-switch-non-shield-type-lj12a3-4) --- *Product available on Desertcart Seychelles* *Store origin: SC* *Last updated: 2026-04-26*