Polar H9 Heart Rate Sensor
$69.90
Price: $69.90
(as of Dec 14, 2025 04:05:45 UTC – Details)
Polar H9 is the ideal jack-of-all-trades heart rate monitor Get reliable heart rate thanks to chest strap measurement. Battery life is 400 hours. Polar H9 heart rate monitor works not only with Polar Flow app and many 3rd party apps, but also with a large variety of equipment. This is due to Bluetooth, ANT+ and 5 kHz technologies, which can also be active simultaneously. Choose you size:
XS-S: 20 inches – 26 inches
M-XXL:
26 inches – 36 inches
Please note, there is a protective film over the HR sensor, please remove prior to use.
38% Polyamide, 29% Polyurethane, 20% Elastane, 13% Polyester
Made in the USA or Imported
POLAR PRESENTS A NEW AFFORDABLE HRM: When you’re looking for a reliable high quality heart rate monitor for your everyday use, Polar H9 is a trusted choice of HR sensor that fulfills all your needs.
GOLD STANDARD IN HEART RATE TRACKING: Built on decades of scientific research and development, recognized by both regular users and researchers around the globe, Polar is proud to be the Gold Standard in HR tracking.
WORKS WITH EVERYTHING: Polar H9 works with ALL HRM compatible Equipment.
MORE EFFECTIVE: Track your heart rate with Polar’s high accuracy sensors. Choose you size: XS-S: 20″ – 26″, M-XXL: 26” – 36”
TURN YOUR PHONE INTO A TRACKER: Enjoy endless connection possibilities with popular apps on your smartphone.
BATTERY: A CR2025 button cell battery must be used in the Polar H9 (included). Other battery sizes may cause damage to, and malfunction of the sensor.
Customers say
Customers find the heart rate monitor highly accurate, particularly noting it’s better than wrist-based monitors, and appreciate its comfort and quality. The functionality and connection speed receive mixed feedback – while some report reliable performance and easy pairing with devices like Garmin 245, others mention it stops working properly and has connection issues. Heart rate monitoring and ease of use also get mixed reviews, with some finding it incredible for monitoring and easy to set up on Android phones, while others report inconsistent heart rate readings and non-intuitive setup. Battery life is a concern, with customers describing it as terrible.
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