{"title":"PROXIMITY SENSOR","description":"\u003cp data-start=\"270\" data-end=\"588\"\u003eProximity sensors are electronic detection devices used to identify the presence or absence of nearby objects without physical contact. This category includes inductive proximity sensors and IR-based proximity sensors designed for accurate object detection in robotics, automation systems, and industrial applications.\u003c\/p\u003e\n\u003cp data-start=\"590\" data-end=\"912\"\u003eInductive proximity sensors such as SN04-N and LJ12A3 series are widely used for metal detection, position sensing, and industrial automation tasks. They work by generating an electromagnetic field and detecting changes caused by nearby metal objects, making them highly reliable for precise and contactless metal sensing.\u003c\/p\u003e\n\u003cp data-start=\"914\" data-end=\"1149\"\u003eIR-based proximity sensors like the E18-D80NK are used for adjustable distance detection of non-metallic objects. These sensors are commonly used in obstacle avoidance systems, smart vehicles, counting systems, and robotics navigation.\u003c\/p\u003e\n\u003cp data-start=\"1151\" data-end=\"1443\"\u003eProximity sensors are widely used in Arduino, ESP8266, ESP32, Raspberry Pi, and industrial control systems for applications such as automation lines, object counters, security systems, and smart robotics projects. They provide fast response, high accuracy, and reliable non-contact detection.\u003c\/p\u003e\n\u003cp data-start=\"1445\" data-end=\"1661\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eWhether you are building a smart robot, industrial automation system, or IoT-based detection project, proximity sensors offer an efficient and durable solution for object sensing and intelligent control applications.\u003c\/p\u003e","products":[{"product_id":"e18-d80nk-adjustable-ir-sensor-proximity","title":"E18-D80NK Adjustable IR Sensor Proximity","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003eThe E18-D80NK Adjustable IR Sensor Proximity \u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensing Range:\u003c\/strong\u003e 3 – 80cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 5VDC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Consumption:\u003c\/strong\u003e 300mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Digital\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e 50cm\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MAJESTRONICZ","offers":[{"title":"Default Title","offer_id":44111626371230,"sku":"","price":168.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/9257\/2574\/files\/E18-D80NKAdjustableIRSensorProximity.jpg?v=1724761345"},{"product_id":"lj12a3-4-z-bx-inductive-proximity-sensor-4mm-npn-no-robotics","title":"LJ12A3-4-Z\/BX Inductive Proximity Sensor 4mm NPN NO | Robotics","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe LJ12A3-4-Z\/BX inductive proximity sensor is a tube-type, non-contact sensor designed specifically for detecting metallic objects without physical contact. Unlike mechanical limit switches, this sensor relies on electromagnetic principles, allowing it to operate with zero mechanical wear. This makes it ideal for long-term use in robotics projects, automation systems, and industrial control panels.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eStudents and engineers often search for “4mm inductive proximity sensor for Arduino” or “NPN proximity sensor for PLC,” and the LJ12A3-4-Z\/BX fits these requirements precisely when used with proper interfacing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e**Mini Q\u0026amp;A**\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eQ: Can this sensor detect plastic or wood?  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eA: No. This is an inductive sensor designed only for metal detection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e## Technical Architecture\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eInternally, the sensor contains a high-frequency oscillator that generates an electromagnetic field at the sensing face. When a metal object enters this field, eddy currents are induced in the metal, disturbing the field. This disturbance is detected by internal circuitry, which switches the NPN output stage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis architecture ensures:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Fast response\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• High repeatability\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Stable detection distance\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e## Why Choose This Model?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe LJ12A3-4-Z\/BX stands out because it combines:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• A standard M12 mounting form factor\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Wide DC voltage support (6–36V)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• NPN normally open output suitable for industrial logic\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eIt is widely adopted in educational labs because it mirrors sensors used in real industrial automation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e## Comparison with Related Sensors\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eCompared to mechanical limit switches:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• No physical contact\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Longer operational life\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Better performance in dusty environments\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eCompared to capacitive sensors:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• More stable metal-only detection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Less sensitivity to humidity and dirt\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e## Pin \u0026amp; Interface Overview\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe sensor uses a standard 3-wire configuration:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Brown: DC supply (6–36V)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Blue: Ground (0V)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Black: NPN output signal\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e**Wiring Example (PLC Input):**\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBrown → +24V DC  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBlue → 0V  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eBlack → PLC digital input (sinking type)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e## Power System Explanation\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe sensor operates safely across a wide DC voltage range. This allows it to be powered directly from:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• 12V automation supplies\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• 24V PLC panels\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Industrial DC power rails\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eWhen used with 5V microcontrollers, voltage-level adaptation is mandatory.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e## Common Issues \u0026amp; Troubleshooting\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e**Issue:** Sensor does not trigger  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e**Solution:** Ensure the target is metal and within 4mm distance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e**Issue:** Arduino input damaged  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e**Solution:** Use opto-isolator or voltage divider.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e**Issue:** Inconsistent detection  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e**Solution:** Use ferromagnetic targets for best results.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e## Who Should Buy This?\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• School and diploma students learning sensors\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• B.Tech final-year project developers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Robotics clubs and innovation labs\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Industrial training institutes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Electronics resellers supplying automation parts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e## Practical Applications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Object presence detection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Position sensing\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• CNC axis limit detection\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Conveyor counting systems\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• 3D printer bed leveling\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e## Expansion \u0026amp; Ecosystem Compatibility\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThis sensor integrates well with:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• PLC trainers\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Relay logic boards\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Industrial automation kits\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Robotics control panels\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e## Institutional \u0026amp; Bulk Suitability\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe LJ12A3-4-Z\/BX is ideal for bulk procurement by institutions due to:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Standardized form factor\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Long service life\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Industry-aligned specifications\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e--------------------------------------------------\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e1️⃣1️⃣ KEY FEATURES\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• 4mm inductive metal detection for precise positioning  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• NPN normally open output for industrial logic systems  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• DC 6–36V wide voltage operation  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• M12 threaded cylindrical body for secure mounting  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Red LED status indicator for easy diagnostics  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Non-contact sensing for long operational life  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Suitable for robotics and automation projects  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Resistant to dust, vibration, and oil  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Direct compatibility with PLC sinking inputs  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e--------------------------------------------------\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e1️⃣2️⃣ TECHNICAL SPECIFICATIONS\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Model: LJ12A3-4-Z\/BX  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Sensor Type: Inductive proximity sensor  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Detection Distance: 4 mm  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Detection Objects: Metal  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Output Type: NPN, Normally Open  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Operating Voltage: DC 6–36 V  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Output Current: 300 mA (sink)  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Wiring: 3-wire  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Mounting Thread: M12  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Output Indication: Red LED  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e--------------------------------------------------\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e1️⃣3️⃣ APPLICATIONS\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Robotics projects  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• PLC training kits  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• CNC machine sensing  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Conveyor belt detection  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Object counting systems  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• 3D printer auto bed leveling  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Industrial automation demos  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Educational sensor labs  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Limit position detection  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• Motion control systems  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e--------------------------------------------------\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e1️⃣4️⃣ PACKAGE INCLUDES\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e• 1x LJ12A3-4-Z\/BX Inductive Proximity Sensor NPN NO 4mm DC6–36V  \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e--------------------------------------------------\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e1️⃣5️⃣ TRADE \u0026amp; COMPLIANCE\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eHSN Code:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003e85365090\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003e\u003cbr\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eRoHS Compliance:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eYes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"MAJESTRONICZ","offers":[{"title":"Default Title","offer_id":46565011652766,"sku":null,"price":170.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/9257\/2574\/files\/LJ12A3-4-ZBXInductiveProximitySensorNPNNO4mmDC6_36Vimg1.jpg?v=1772101131"},{"product_id":"sn04-n-inductive-proximity-sensor-npn-no-5mm-metal-detection-sensor-5v-30v","title":"SN04-N Inductive Proximity Sensor NPN NO 5mm | Metal Detection Sensor 5V–30V","description":"\u003cp data-start=\"368\" data-end=\"571\"\u003eThis is an \u003cstrong data-start=\"379\" data-end=\"416\"\u003eSN04-N Inductive Proximity Sensor\u003c\/strong\u003e used to detect metal objects without touching them. It can sense metallic objects up to \u003cstrong data-start=\"505\" data-end=\"521\"\u003e5mm distance\u003c\/strong\u003e and gives a signal output when detection happens.\u003c\/p\u003e\n\u003chr data-start=\"573\" data-end=\"576\"\u003e\n\u003ch3 data-section-id=\"u4btx4\" data-start=\"578\" data-end=\"604\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"582\" data-end=\"602\"\u003eWhat does it do?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"605\" data-end=\"697\"\u003eThis sensor replaces physical switches. Instead of touching, it detects metal automatically.\u003c\/p\u003e\n\u003cp data-start=\"699\" data-end=\"712\"\u003e👉 Example:\u003c\/p\u003e\n\u003cul data-start=\"713\" data-end=\"815\"\u003e\n\u003cli data-section-id=\"mcjpzh\" data-start=\"713\" data-end=\"747\"\u003eDetect metal parts on machines\u003c\/li\u003e\n\u003cli data-section-id=\"por6vt\" data-start=\"748\" data-end=\"777\"\u003eCount objects on conveyor\u003c\/li\u003e\n\u003cli data-section-id=\"1l4x85i\" data-start=\"778\" data-end=\"815\"\u003eUse as limit switch in automation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"817\" data-end=\"820\"\u003e\n\u003ch3 data-section-id=\"sstc6e\" data-start=\"822\" data-end=\"845\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"826\" data-end=\"843\"\u003eHow it works?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"846\" data-end=\"954\"\u003eWhen a metal object comes close to the sensor (within 5mm), the sensor detects it and sends a signal output.\u003c\/p\u003e\n\u003cp data-start=\"956\" data-end=\"991\"\u003eIt also has an \u003cstrong data-start=\"971\" data-end=\"988\"\u003eLED indicator\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul data-start=\"992\" data-end=\"1042\"\u003e\n\u003cli data-section-id=\"yr7jmf\" data-start=\"992\" data-end=\"1013\"\u003eON → Power supply\u003c\/li\u003e\n\u003cli data-section-id=\"l83gp7\" data-start=\"1014\" data-end=\"1042\"\u003eBright → Object detected\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1044\" data-end=\"1047\"\u003e\n\u003ch3 data-section-id=\"pjdr4c\" data-start=\"1049\" data-end=\"1074\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1053\" data-end=\"1072\"\u003eHow to connect?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1076\" data-end=\"1171\"\u003e\n\u003cli data-section-id=\"150fwlr\" data-start=\"1076\" data-end=\"1112\"\u003e\u003cstrong data-start=\"1078\" data-end=\"1110\"\u003eBrown wire → VCC (5V to 30V)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"13o0y74\" data-start=\"1113\" data-end=\"1136\"\u003e\u003cstrong data-start=\"1115\" data-end=\"1134\"\u003eBlue wire → GND\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"cdeg8l\" data-start=\"1137\" data-end=\"1171\"\u003e\u003cstrong data-start=\"1139\" data-end=\"1169\"\u003eBlack wire → Signal Output\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1173\" data-end=\"1176\"\u003e\n\u003ch3 data-section-id=\"1hx1w1i\" data-start=\"1178\" data-end=\"1200\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1182\" data-end=\"1198\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1202\" data-end=\"1600\"\u003e\n\u003cli data-section-id=\"fbso1n\" data-start=\"1202\" data-end=\"1238\"\u003eInductive metal detection sensor\u003c\/li\u003e\n\u003cli data-section-id=\"cbob7z\" data-start=\"1239\" data-end=\"1271\"\u003eDetection distance up to 5mm\u003c\/li\u003e\n\u003cli data-section-id=\"1754a45\" data-start=\"1272\" data-end=\"1305\"\u003eNPN Normally Open (NO) output\u003c\/li\u003e\n\u003cli data-section-id=\"oc2mwm\" data-start=\"1306\" data-end=\"1342\"\u003eWide voltage support (5V to 30V)\u003c\/li\u003e\n\u003cli data-section-id=\"qfu8e4\" data-start=\"1343\" data-end=\"1380\"\u003eLow current consumption (max 5mA)\u003c\/li\u003e\n\u003cli data-section-id=\"1ozqmlv\" data-start=\"1381\" data-end=\"1412\"\u003eFast response (up to 500Hz)\u003c\/li\u003e\n\u003cli data-section-id=\"1jzmmeg\" data-start=\"1413\" data-end=\"1439\"\u003eBuilt-in LED indicator\u003c\/li\u003e\n\u003cli data-section-id=\"1o1c42t\" data-start=\"1440\" data-end=\"1475\"\u003eHigh accuracy and repeatability\u003c\/li\u003e\n\u003cli data-section-id=\"jp1ja6\" data-start=\"1476\" data-end=\"1508\"\u003eDustproof, waterproof (IP67)\u003c\/li\u003e\n\u003cli data-section-id=\"vssck8\" data-start=\"1509\" data-end=\"1550\"\u003eStrong body with vibration resistance\u003c\/li\u003e\n\u003cli data-section-id=\"w12g1x\" data-start=\"1551\" data-end=\"1600\"\u003eReverse polarity and short circuit protection\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1602\" data-end=\"1605\"\u003e\n\u003ch3 data-section-id=\"xdxar3\" data-start=\"1607\" data-end=\"1629\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1611\" data-end=\"1627\"\u003eApplications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1631\" data-end=\"1829\"\u003e\n\u003cli data-section-id=\"xwcxty\" data-start=\"1631\" data-end=\"1664\"\u003eIndustrial automation systems\u003c\/li\u003e\n\u003cli data-section-id=\"8q0h88\" data-start=\"1665\" data-end=\"1699\"\u003eConveyor belt object detection\u003c\/li\u003e\n\u003cli data-section-id=\"qzb4kz\" data-start=\"1700\" data-end=\"1721\"\u003eRobotics projects\u003c\/li\u003e\n\u003cli data-section-id=\"loi5wa\" data-start=\"1722\" data-end=\"1742\"\u003ePosition sensing\u003c\/li\u003e\n\u003cli data-section-id=\"zsk5gx\" data-start=\"1743\" data-end=\"1771\"\u003eLimit switch replacement\u003c\/li\u003e\n\u003cli data-section-id=\"p99zl2\" data-start=\"1772\" data-end=\"1795\"\u003ePLC control systems\u003c\/li\u003e\n\u003cli data-section-id=\"ezarkp\" data-start=\"1796\" data-end=\"1829\"\u003eMetal object counting systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1831\" data-end=\"1834\"\u003e\n\u003ch3 data-section-id=\"1kvs4k7\" data-start=\"1836\" data-end=\"1863\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1840\" data-end=\"1861\"\u003eTechnical Details\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1865\" data-end=\"2150\"\u003e\n\u003cli data-section-id=\"1tm82pz\" data-start=\"1865\" data-end=\"1882\"\u003eModel: SN04-N\u003c\/li\u003e\n\u003cli data-section-id=\"7m081e\" data-start=\"1883\" data-end=\"1919\"\u003eType: Inductive Proximity Sensor\u003c\/li\u003e\n\u003cli data-section-id=\"4elitz\" data-start=\"1920\" data-end=\"1959\"\u003eOutput Type: NPN Normally Open (NO)\u003c\/li\u003e\n\u003cli data-section-id=\"1m1967\" data-start=\"1960\" data-end=\"1994\"\u003eOperating Voltage: 5V – 30V DC\u003c\/li\u003e\n\u003cli data-section-id=\"18s3rrn\" data-start=\"1995\" data-end=\"2027\"\u003eCurrent Consumption: Max 5mA\u003c\/li\u003e\n\u003cli data-section-id=\"1ir7gln\" data-start=\"2028\" data-end=\"2055\"\u003eDetection Distance: 5mm\u003c\/li\u003e\n\u003cli data-section-id=\"1bmowb6\" data-start=\"2056\" data-end=\"2085\"\u003eResponse Frequency: 500Hz\u003c\/li\u003e\n\u003cli data-section-id=\"m71gxz\" data-start=\"2086\" data-end=\"2112\"\u003eProtection Class: IP67\u003c\/li\u003e\n\u003cli data-section-id=\"f3mmz3\" data-start=\"2113\" data-end=\"2150\"\u003eCable Length: Approx. 1–1.4 meter\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2152\" data-end=\"2155\"\u003e\n\u003ch3 data-section-id=\"r4xf03\" data-start=\"2157\" data-end=\"2183\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2161\" data-end=\"2181\"\u003ePackage Includes\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2185\" data-end=\"2226\"\u003e\n\u003cli data-section-id=\"1tne6jw\" data-start=\"2185\" data-end=\"2226\"\u003e1 × SN04-N Inductive Proximity Sensor\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MAJESTRONICZ","offers":[{"title":"Default Title","offer_id":46716658942110,"sku":null,"price":170.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/9257\/2574\/files\/proxi-1.webp?v=1776083113"}],"url":"https:\/\/majestronicz.in\/collections\/proximity-sensor.oembed","provider":"MAJESTRONICZ","version":"1.0","type":"link"}