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SN04-N NPN NO Distance Proximity Sensor Switch Module

SN04-N NPN NO Distance Proximity Sensor Switch Module

Regular price Rs. 117
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  • The SN04-N NPN distance detector is a proximity detection sensor that can detect distance upto 5mm.
  • It is integrated withan LED indicator that turns on when the device is powered and increases in brightness when an object is detected.
  • The detection sensor can detect through thin, non-metallic materials.
  • It features reverse power protection and short circuit protection upon directly connecting with PLC.
  • Buy the SN04-N NPN distance detector online at best prices.

SN04-N NPN NO Distance Proximity Sensor Switch Module

The SN04-N NPN Distance proximity sensor switch module is a 5mm distance detector that will detect the presence of a metallic object within 4mm of the surface of the sensor. The distance that the proximity sensor switch detects may vary with respect to the size and material of the object. 

This SN04-N NPN distance detector features an LED indicator and is manufactured with materials that antivibration, dust, water, and oil prevention.


  • Brown wire: 5 ~ 30 VDC (+Ve).
  • Blue wire: 0 V (GND).
  • Black wire: signal.

Package Includes:

  • 1 x SN04-N NPN distance detector


Operating Voltage 5-30V
Current Consumption  5mA (Max)
Detection distance 5mm
Type of detection Induction
Cable Length 145 cm
Response Frequency 500Hz Max
Dimensions  3.6 x 1.8 x 1.8cms
Weight  100 grams

Shipping & Returns

  • All orders confirmed before 3 pm IST are shipped on the
    same day, barring rare pickup delays on holidays or disturbances
  • Delivery time in Metro cities is 1-3 days, Others it is
    3-7 days. It varies based on location, reliant on courier services
  • Return window: 7 days from receipt unless stated
    otherwise. No refunds/replacements after
  • Returns only for non-working/damaged products are accepted
  • Initiate return requests to our customer service team via Support ticket or contact us at +91-8123057137
  • Refunds are processed within 3-4 working days post inspection and approval.

For more details, please check our Shipping and Return Policy

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1. What are the features of this sensor?

  • Red LED checks the state of the proximity sensor
  • It has a high repeated positioning accuracy and has a high switching frequency with wide voltage range.
  • Anti vibration, dust, water and oil prevention
  • Reverse power protection, short circuit protection, directly connecting with PLC
  • It can replace small switches and limit switches.

2.Where is distance sensor used? 

  • These sensors are used for precise measurement, precise positioning, and a wide range of material detection. These sensors are reliable tools for a variety of applications, such as checking unwinding coils and detecting double sheets.