Automated Irrigation System Kit with Arduino Mega + Sensor
Precision 4-Zone Automated Irrigation System with Arduino Mega — Real-Time Scheduling, Soil Sensing, and Solenoid Control
Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.
Build a fully functional, four-zone automated irrigation controller that reads soil moisture independently in each zone, drives 12V solenoid valves, and overrides watering based on a DS3231 real-time clock schedule. This is the kind of project that turns a balcony garden into a data-driven experiment or becomes the prototype for an agriculture IoT dashboard. You’ll route sensor signals, manage high-current loads safely, and code a state machine that juggles manual and scheduled triggers.
What You'll Build
By the final assembly, you’ll have a wall-mountable controller that displays zone moisture and valve status on a 16x2 LCD, logs readings to a microSD card, and switches four solenoids independently. The RTC ensures that no watering happens during heat hours or when you’ve set blackout periods, even if a sensor reads dry. The soldered PCB prototype board means you’re creating a durable, permanent device, not just a breadboard mock-up.
What You'll Learn
- Analog signal processing from soil moisture sensors and calibrating thresholds for different soil types
- Controlling 12V solenoid valves with relays, flyback diodes, and power sequencing on the Arduino Mega
- Implementing a real-time schedule using the DS3231 RTC library and overriding sensor-based decisions with time windows
- Logging zone-level moisture data and valve activity to a microSD module for post-analysis and visualization
Kit Contents
| Component | Quantity |
|---|---|
| Arduino Mega 2560 | 1 |
| Soil Moisture Sensor | 4 |
| 4-ch Relay Module | 1 |
| DS3231 RTC | 1 |
| MicroSD Module | 1 |
| 16x2 LCD | 1 |
| I2C Backpack | 1 |
| 1N4007 Diode | 10 |
| 10kΩ Resistors | 10 |
| 100nF Caps | 10 |
| PCB Prototype Board | 2 |
| 12V Solenoid Valve | 4 |
| 12V Adapter | 1 |
| Soldering Iron | 1 |
| Solder Wire | 1 |
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
B.Tech ECE and EEE students working on agriculture automation or IoT capstone projects will find this kit a ready-made platform for demonstration. CBSE Class 12 and polytechnic students exploring real-time embedded systems can use the RTC-sensor interplay to explain scheduling logic in viva sessions. It’s also spot-on for Smart India Hackathon teams needing a rugged, four-zone proof-of-concept that generates logged data, and for ATL Tinkering Labs wanting an advanced, soldered build that moves beyond plug-and-play modules.
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?
Scan the QR code inside the box to launch the AI companion that holds the exact wiring diagrams, code snippets, and troubleshooting steps for this irrigation controller. You can also drop a WhatsApp message to our support team for human backup.
Can the RTC schedule override the sensors even if the soil is dry?
Yes, you program blackout windows in the Arduino code. The kit’s AI guide provides a sample sketch that lets you set time ranges where watering is blocked regardless of sensor readings, preventing water waste during hot afternoons.
Does this kit include everything to start directly with soldering and permanent assembly?
Absolutely. The two PCB prototype boards, soldering iron, solder wire, and all discrete components (diodes, resistors, capacitors) are included to move you from breadboard testing to a durable soldered controller.
Is this kit suitable for a final-year B.Tech project on precision agriculture?
It’s an ideal base. With four independent zones, RTC scheduling, and SD card logging, you can demonstrate sensor fusion, automated actuation, and data-driven irrigation — all standard thesis requirements — without spending weeks sourcing and debugging bits and pieces.
Four soil zones trigger individual solenoid relays. RTC override schedule on Mega.
What's in this kit
Choose your assembly option:
- Soldering Kit — 25W soldering iron, 60/40 solder wire, flux, and small perfboard for permanent assembly.
- Breadboard Combo — 800-point full-size breadboard with 65-piece jumper wire pack for solderless prototyping.
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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