HC-SR04 Ultrasonic Distance Sensor Module (Pack of 20)

Premium quality ultrasonic distance sensors from The Engineer Store, Bengaluru. Trusted by hobbyists, students, and professionals. Fast shipping, authentic products, 7-day warranty on manufacturing defects, and 24/7 support.

Specifications

Parameter	Details
Type	Ultrasonic Distance Sensor Module
Origin	Original/Authentic
Warranty	7-day warranty on manufacturing defects
Support	Email & WhatsApp 24/7
Quantity per Pack	20 Units
Measurement Range	2cm - 400cm
Frequency	40kHz
Operating Voltage	5V DC
Interface	4-pin (VCC, GND, TRIG, ECHO)
Accuracy	+/-3mm
Response Time	<60us

Why Choose This?

100% Authentic - Sourced from trusted authorized distributors with verification

Bulk Value - Pack of 20 units at competitive pricing

Fast Delivery - 1-5 day shipping, 7-8 day delivery from Bengaluru warehouse

Expert Support - Technical guidance via email & WhatsApp (24/7)

Reliable Quality - 7-day warranty on manufacturing defects on all units

Easy Integration - Compatible with Arduino, Raspberry Pi, and microcontrollers

Project Ideas

DIY Electronics

• Obstacle detection robots
• Smart parking systems
• Automated door openers
• Distance measurement devices

Professional Applications

• Industrial automation
• Level monitoring systems
• Security and surveillance
• Warehouse inventory management

Learning & Education

• Robotics workshops
• IoT projects
• Microcontroller training
• STEM education programs

Technical Highlights

• Non-contact measurement - No physical contact required
• High precision - +/-3mm accuracy for reliable readings
• Wide range - Measures 2cm to 400cm distances
• Simple interface - Easy 4-pin digital connection
• Low power consumption - Ideal for battery-powered projects
• Durable design - The Engineer Store construction for repeated use

What's in the Box

20x HC-SR04 Ultrasonic Sensor Modules

Technical Documentation & Datasheets

Wiring Guide & Connection Diagram

Quick Start Support Materials

Frequently Asked Questions

Is this 100% authentic?

Yes, absolutely! All units are sourced from authorized distributors with authentication verification. Each batch undergoes quality checks before dispatch.

What warranty coverage is included?

Full 7-day warranty on manufacturing defects covering all defects in materials and workmanship. Covers replacement or repair at no cost.

How fast is the shipping?

7-8 days to most locations across India from our Bengaluru warehouse. Express shipping options available on request.

Do you provide technical support?

Yes! Full technical support available 24/7 via email and WhatsApp. Our experts can help with setup, troubleshooting, and project guidance.

What's your return policy?

7-day returns on manufacturing defects only with full refund or replacement. applicable on manufacturing defects only. Just contact our support team.

Are bulk discounts available?

Yes! Wholesale pricing available on orders of 10+ packs. Contact us for custom quotes and volume discounts.

Which microcontrollers are compatible?

Compatible with Arduino (Uno, Mega, Nano), Raspberry Pi, NodeMCU, STM32, and any 5V microcontroller with digital I/O pins.

Can I use these for underwater measurement?

No, these sensors are designed for air-based measurements only. Water exposure will damage the electronics.

Customer Support

Email Support - response within 2 hours

WhatsApp Support - instant messaging available

Technical Assistance - setup help and troubleshooting

Project Guidance - ideas and implementation support

Order your HC-SR04 Ultrasonic Distance Sensor Pack of 20 today and start your next project! Trust The Engineer Store for quality, reliability, and exceptional customer service.

Buy HC-SR04 Ultrasonic Distance Sensor Module (Pack of 20) Online in India

Purchase the HC-SR04 Ultrasonic Distance Sensor Module (Pack of 20) online at The Engineer Store - 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-SR04 Ultrasonic Distance Sensor Module (Pack of 20) 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-SR04 Ultrasonic Distance Sensor Module (Pack of 20) at the best price in India? The Engineer Store 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.