PulseSensor Heart Rate Sensor for Arduino – Open Source Hardware

Take your Arduino projects to the next level with this compact, open-source PulseSensor Heart Rate Sensor. Designed for makers, students, and electronics enthusiasts, this plug-and-play sensor integrates seamlessly with Arduino boards and other compatible microcontrollers, making it a fantastic choice for DIY biometric projects, wearable prototypes, and interactive experiments.

Key Features

Open Source Hardware: Fully compatible with the Arduino ecosystem and supported by a wide community of makers worldwide.
Compact & Lightweight: Measures just 1.6 × 1.5 cm and weighs only 3.12 g — ideal for wearables and space-constrained builds.
Easy Integration: Simple 3-pin interface (Power, Ground, Signal) for fast, hassle-free setup with Arduino, Raspberry Pi, and similar platforms.
Customizable Quantities: Available in 1 PCS, 5 PCS, or 10 PCS options to suit individual projects or bulk development needs.
Reliable Signal Output: Provides a clean analog signal output for real-time heart rate data in your sketches and applications.
Versatile Applications: Perfect for robotics, wearable tech prototypes, health-monitoring demos, and STEM education projects.

Specifications

Dimensions: 1.6 × 1.5 cm
Weight: 3.12 g
Interface: Analog signal output (3-pin)
Compatibility: Arduino, Raspberry Pi, and most 3.3V / 5V microcontrollers
Quantity Options: 1 PCS, 5 PCS, 10 PCS
Hardware Type: Open Source

Who Is This For?

Whether you're a hobbyist building your first biometric wearable, a student completing a STEM project, or an experienced developer prototyping an interactive installation, this PulseSensor is a reliable and affordable component to add to your toolkit.

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Frequently Asked Questions

Q: What is the PulseSensor Heart Rate Sensor for Arduino used for?

A: The PulseSensor Heart Rate Sensor for Arduino is an open-source hardware component used in DIY electronics projects, wearable prototypes, STEM education, and interactive maker builds. It outputs an analog signal that your Arduino sketch can read to display or respond to real-time heart rate data.

Q: Is the PulseSensor compatible with boards other than Arduino?

A: Yes! While it is optimized for Arduino, the PulseSensor's standard 3-pin analog interface makes it compatible with most 3.3V and 5V microcontrollers, including Raspberry Pi (with an ADC), ESP8266, ESP32, and similar development boards.

Q: How many sensors do I receive, and can I buy in bulk?

A: You can choose from three quantity options — 1 PCS, 5 PCS, or 10 PCS — making it easy to stock up for classroom kits, prototyping batches, or individual project needs.

Q: What are the dimensions and weight of this sensor?

A: The sensor is extremely compact, measuring 1.6 × 1.5 cm and weighing just 3.12 g, making it well-suited for wearable and miniaturized electronics builds.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.