HC-SR-04 Ultrasonic Sensor ( Pack of 25)
HC-SR-04 Ultrasonic Sensor ( Pack of 25)
HC-SR-04 Ultrasonic Sensor (Pack of 25)
Premium quality ultrasonic distance sensors from The Tech Depot, Bengaluru. Fast shipping, authentic products, 7-day warranty on manufacturing defects, and 24/7 support.
Product Overview
The HC-SR04 is a popular ultrasonic distance measurement sensor widely used in robotics, automation, and IoT projects. This pack of 25 units is ideal for bulk projects, educational institutions, and professional applications.
Key Specifications
| Specification | Details |
| Sensor Type | Ultrasonic Distance Sensor |
| Measurement Range | 2cm - 400cm |
| Operating Voltage | 5V DC |
| Frequency | 40kHz |
| Accuracy | +/-3mm |
| Trigger Input | 10us pulse |
| Dimensions | 45.7 x 20.5 x 15.5mm |
| Weight per unit | ~8g |
| Quantity | Pack of 25 units |
| Origin | Original/Authentic |
| Warranty | 7-day warranty on manufacturing defects |
| Support | 24/7 Email & WhatsApp |
Why Choose This Product?
100% Authentic - Sourced from trusted authorized distributors
Fast Shipping - 1-5 day shipping, 7-8 day delivery from Bengaluru warehouse
Bulk Savings - Cost-effective pack of 25 units
Expert Support - Technical guidance available round-the-clock
Reliable Quality - 7-day warranty on manufacturing defects included
Ready to Use - Pre-tested and quality assured
Applications & Project Ideas
Robotics & Automation
- Obstacle detection and avoidance systems
- Line-following robots with distance sensing
- Autonomous vehicle navigation
- Collision detection systems
Industrial & Commercial
- Parking assistance systems
- Level detection and monitoring
- Proximity sensing in manufacturing
- Automated door systems
Education & Learning
- Arduino and Raspberry Pi projects
- Embedded systems coursework
- IoT and smart home prototyping
- Engineering lab experiments
DIY & Hobbyist Projects
- Smart home automation
- Distance measurement devices
- Interactive art installations
- Prototype development
What's Included in the Box
Pack Contents:
- 25 x HC-SR04 Ultrasonic Sensors (pre-tested)
- Complete technical documentation
- Pin configuration guide
- Sample Arduino code snippets
- Quick start guide
- Email/WhatsApp support contact details
Technical Highlights
Pinout Configuration:
- VCC (Power Supply)
- GND (Ground)
- TRIG (Trigger Input)
- ECHO (Output Signal)
How It Works:
- Send 10us pulse to TRIG pin
- Sensor emits ultrasonic waves
- Waves reflect off objects
- ECHO pin outputs proportional pulse width
- Calculate distance: Distance = (Echo Time x Speed of Sound) / 2
Frequently Asked Questions
Q: Is this 100% authentic?
Yes, absolutely. All units are sourced from authorized distributors with authentication verification. Each sensor is tested before dispatch to ensure quality standards.
Q: What warranty do I get?
7-day warranty on manufacturing defects covering all manufacturing defects. If any unit fails, we offer free replacement or full refund.
Q: How fast is the shipping?
Standard delivery is 7-8 days to most locations in India from our Bengaluru warehouse. Express options available on request.
Q: Do you provide technical support?
Yes! We offer 24/7 technical support via email and WhatsApp. Our team can help with wiring, coding, troubleshooting, and project guidance.
Q: What's the return policy?
7-day return window on defective items with full refund or replacement. applicable on manufacturing defects only if the product is faulty.
Q: Are bulk discounts available?
Yes! Special wholesale pricing is available for orders of 10+ packs (250+ units). Contact our sales team for custom quotes.
Q: Can I use these with Arduino, Raspberry Pi, or other platforms?
Yes! The HC-SR04 is compatible with Arduino, Raspberry Pi, STM32, PIC, and most microcontroller platforms. We provide sample code for popular platforms.
Q: What's the maximum measurement distance?
The sensor can accurately measure distances up to 400cm (4 meters) under normal conditions. Accuracy is +/-3mm at typical operating distances.
Customer Support
Email: support@thetechdepot.in
WhatsApp: Available 24/7
Response Time: Within 2 hours
Location: Bengaluru, India
Why Buy from The Tech Depot?
Trusted by Engineers & Hobbyists - 5000+ satisfied customers
Quality Assurance - Every unit tested before shipment
Competitive Pricing - Best rates for authentic products
Fast & Reliable Delivery - Shipped within 24 hours
Comprehensive Support - Technical help at every step
Order your HC
Buy HC-SR-04 Ultrasonic Sensor ( Pack of 25) Online in India
Purchase the HC-SR-04 Ultrasonic Sensor ( Pack of 25) online at The Tech Depot - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on HC-SR-04 Ultrasonic Sensor ( Pack of 25) with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.
Looking to buy HC-SR-04 Ultrasonic Sensor ( Pack of 25) at the best price in India? The Tech Depot offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.