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HS-S37A , Water Depth Sensor

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Level Sensors for everyday users

The HS-S37A , Water Depth Sensor is a value-for-money level sensors designed for everyday users. It features Length (mm): 65 and Width (mm): 18.

₹576
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Total: ₹576
Buying tip: A smart budget buy — solid performance without breaking the bank.
Estimated delivery: 17 Aug31 Aug
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Quick Specs

Length (mm): 65
Width (mm): 18
Weight (g): 0.5
Item Type: Depth Sensor
Model No. / Name: HS S37A
Voltage Rating: 12

Ideal For

Electronics projectsArduino / Raspberry Pi buildsPrototyping
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SKU: robu-2670359Category: Level Sensors

About This Product

The HS-S37A , Water Depth Sensor is a value-for-money level sensors designed for everyday users. It delivers reliable performance at an accessible price.

Key Specifications

  • Length (mm): 65
  • Width (mm): 18
  • Weight (g): 0.5
  • Item Type: Depth Sensor
  • Model No. / Name: HS S37A
  • Voltage Rating: 12 — works with standard household power
  • Response Time(s): ≤ 500
  • Material: Stainless Steel — built to last with a quality finish

Why Buy from Pricio?

Pricio sources this product directly, cutting out multiple middlemen. Every order includes free shipping, a 15-day return policy, and secure payment via Razorpay.

The HS-S37A Water Level Sensor is a compact and reliable analog sensor designed for real-time water depth detection. Utilizing multiple exposed copper traces, it measures water levels by detecting the change in resistance as more traces are submerged. The sensor outputs an analog signal proportional to the water depth, which can be read using microcontrollers like Arduino or ESP32. With a simple three-pin interface (GND, VCC, Signal), dual screw mounting, and compatibility with both 3.3V and 5V systems, the HS-S37A is easy to integrate into DIY, educational, or industrial projects.

Ideal for applications such as water tanks, rainfall measurement, and liquid leakage alerts, this sensor offers accurate and quick detection. Sample code support is provided for Arduino IDE, Python, and graphical programming via Mixly, making it beginner-friendly and versatile. The device also includes demonstration videos and schematics to assist with seamless implementation.


Features:

  1. Analog output based on submerged depth.
  2. Works with 3.3V or 5V power input.
  3. Simple 3-pin interface (VCC, GND, Signal).
  4. Copper trace design improves sensitivity.
  5. Arduino & ESP32 compatible, with sample codes.
  6. Dual screw holes for stable mounting.
  7. Easy depth calculation: (CA - DA)/100 formula.
  8. Built-in buzzer support for water alerts.

Package Includes:

1 x HS-S37A, Water Depth Sensor

Setup Guide

1
Identify the pins
Locate VCC (power), GND (ground), and data pins (SDA/SCL for I2C, MOSI/MISO for SPI, or TX/RX for UART). Refer to the pinout diagram on the product page.
2
Wire to your microcontroller
Connect VCC to 3.3V or 5V (check the module spec), GND to GND, and data pins to the appropriate GPIO pins on your Arduino or Raspberry Pi.
3
Install libraries
In Arduino IDE, go to Sketch → Include Library → Manage Libraries and search for the sensor library. Install the recommended version.
4
Upload example sketch
Open File → Examples → [library name] → Basic Example. Upload to your board and open Serial Monitor to view output.
5
Calibrate if needed
Some sensors (temperature, humidity, distance) may need a short warm-up period or calibration. Run the calibration sketch if provided.