Water Tank Level Monitor Kit v3
Build a Water Tank Level Monitor That Beeps Faster as the Tank Fills
Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.
Ever wondered how to keep track of your overhead water tank without climbing up? This kit lets you build a smart monitor that uses sound waves to measure water level. As the tank fills, the buzzer beeps faster — just like a car parking sensor — alerting you before it overflows.
What You'll Build
You'll assemble and program a working water tank level indicator using an ultrasonic sensor. Point the HC-SR04 sensor downward into the tank, and the system will detect the distance to the water surface. The buzzer beeps with increasing frequency as the water rises, and red LEDs light up to warn you when the tank is nearly full. It's a practical tool for home use, school science fairs, or a fun weekend project.
What You'll Learn
- How ultrasonic sensors measure distance using sound waves
- Basic Arduino programming for reading sensor data
- Controlling a buzzer and LEDs based on real-time distance
- Building a real-world alert system for water level monitoring
Kit Contents
| Component | Quantity |
|---|---|
| Arduino Uno R3 | x1 |
| HC-SR04 | x1 |
| Passive Buzzer | x1 |
| 5mm Red LED | x2 |
| 10kΩ Resistors | x5 |
| 400-pt Breadboard | x1 |
| M-M Wires | x20 |
| 9V Battery Snap | x1 |
Why Buy This Kit Instead of Sourcing Parts Separately
| Factor | Sourcing Separately | Compoden Kit |
|---|---|---|
| Compatibility checks | You verify every part | Pre-tested as a system |
| Build support | Forums and scattered tutorials | AI companion trained on this exact project |
| Time to first working build | Days of debugging | Hours, with step-by-step guidance |
| Shipping coordination | Multiple sellers, multiple delays | One shipment from Bengaluru in 3-5 days |
Who This Kit Is For
This kit is designed for students and hobbyists in India who are taking their first steps into electronics. Specifically, it's a great fit for CBSE Class 11-12 physics projects, B.Tech ECE/EEE first-year lab mini-projects, ATL Tinkering Lab activities, and Smart India Hackathon prototyping. If you're a parent looking to introduce your child (ages 10+) to Arduino, this hands-on tank monitor is a safe and rewarding start.
Built and Backed by Compoden
Every Compoden kit ships with an AI build companion trained on this exact project — accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.
What if I get stuck during the build?
The included AI companion, accessible via the QR code, provides step-by-step instructions. You can also reach our team on WhatsApp for quick troubleshooting.
Does this kit include components to actually mount the sensor on a water tank?
The kit provides the electronics and breadboard; mounting hardware is not included. You can easily attach the sensor to the tank lid with tape or a small stand, keeping the breadboard safely outside.
Will this work with any type of water tank?
The ultrasonic sensor works best with tanks up to 2 meters deep and needs a clear line of sight to the water surface. It's ideal for overhead plastic or concrete tanks.
Can I modify the code to add an SMS alert?
Absolutely. Once you've built the basic monitor, the AI companion can guide you through adding a GSM module (not included) to send SMS alerts when the tank is full.
Tank Monitoring — HC-SR04 measures distance. Buzzer beeps faster as object approaches like a car parking sensor.
What's in this kit
- Arduino Uno R3
- HC-SR04
- Passive Buzzer
- 5mm Red LED x2
- 10kΩ Resistors x5
- 400-pt Breadboard
- M-M Wires x20
- 9V Battery Snap
Other projects you can build
Shipping Information
- Prepaid Orders: ₹75 for orders up to ₹999, FREE shipping above ₹999
- COD Orders: ₹125 shipping + ₹50 COD fee = ₹175 total
- Delivery Timeline: Dispatch in 1-2 days, delivery in 2-7 days depending on location
Returns & Warranty
- 7-Day Return: Manufacturing defects only (approval required)
- Warranty: 7 days from delivery
- Non-Returnable: Batteries, consumables, cut wires, clearance items