SKU: SENS-0204
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AD8232 ECG Heart Rate Monitoring Sensor Module Kit w/ Electrode Pads & Cable

₹589.00 (Inclusive of all taxes)
Out of Stock

The AD8232 ECG Sensor Module is a single-lead heart rate monitor designed to extract, amplify, and filter small biopotential signals for Arduino, Raspberry Pi, and other 3.3V/5V microcontroller platforms, outputting a clean analog ECG waveform.

Features

  • Integrated AD8232 IC for ECG signal conditioning and amplification.
  • Leads-off detection indicates when electrodes are disconnected.
  • Analog output for direct connection to microcontroller ADC pins.
  • Includes 3x disposable electrode pads and a 1m sensor cable.
  • Compact module with 3.5mm jack for standard biomedical pads.

Out of stock

Description

The AD8232 is a dedicated, integrated signal conditioning block designed for ECG and other biopotential measurement applications. It amplifies the small electrical signals generated by the heart while filtering out noise caused by motion, electrode placement, and electromagnetic interference, making it suitable for capturing clear PR and QT intervals.

This module breaks out critical connections including RA (Right Arm), LA (Left Arm), RL (Right Leg), OUTPUT, 3.3V, GND, and a shutdown (SDN) pin. It features a pulsating LED indicator synchronized with the heartbeat and is intended for prototyping, fitness monitoring, and biological signal acquisition in non-medical, educational, or research contexts.

Key Features

  • High-performance signal conditioning for noisy biopotential measurements.
  • Integrated leads-off detection circuit for reliable monitoring.
  • Low-power shutdown mode enabled via the SDN pin.
  • Visual heartbeat feedback via onboard pulsating LED indicator.
  • Robust analog output compatible with most microcontroller ADCs.
  • Standard 3.5mm jack for quick connection to biomedical electrodes.
  • High-value build optimized for prototyping and educational projects.
  • Wide operating temperature range from -40°C to +85°C.

Applications

  • Prototype fitness and exercise heart rate monitors for wearables.
  • Educational projects for biomedical signal acquisition and ECG waveform analysis.
  • Remote patient monitoring system prototypes for telehealth research.
  • Biometric input devices for interactive art or gaming peripherals.
  • Physiological data logging in academic or maker environments.

Technical Specifications

Core ICAD8232
Measurement TypeSingle-Lead ECG / Heart Rate
Output SignalAnalog Voltage
Operating Voltage3.3V
InterfaceAnalog Output, Leads-Off Detection, Shutdown Pin
Electrode Connection3.5mm Jack & Direct RA/LA/RL Pins
Operating Temperature-40°C to +85°C
Module Dimensions (LxW)36 mm x 30 mm
Module Weight5 g
Included Cable Length1 m

Frequently Asked Questions

What is the operating voltage for the AD8232 module, and is it 5V tolerant?

The module is designed to operate at 3.3V. While the AD8232 IC itself can handle a supply voltage up to 3.5V, the logic pins are not 5V tolerant. For use with 5V Arduino boards, a logic level converter or voltage divider on the analog output line is recommended to prevent damage.

How do I connect the electrode pads to the AD8232 module?

You can connect standard biomedical electrodes using the included 1m cable plugged into the module's 3.5mm jack. Alternatively, you can solder wires directly to the labeled RA (Right Arm), LA (Left Arm), and RL (Right Leg) pins on the board for a custom cable setup. The RL pin provides a driven reference to reduce common-mode noise.

What does the 'Leads-Off Detection' feature do, and how do I use it?

The Leads-Off Detection circuit monitors the impedance between the RA and LA electrodes. If an electrode becomes detached or the connection is poor, the corresponding LO+ or LO- digital output pin will go HIGH. You can connect these pins to your microcontroller's digital inputs to programmatically alert the user or pause data logging.

Package Includes

  • 1 x AD8232 ECG Sensor Module
  • 1 x Sensor Connection Cable (1m)
  • 3 x Disposable Electrode Pads

Additional Information

Weight 0.005 kg
Dimensions 3.6 × 3 cm