# Heart Rate Monitor Polar H9 HR SENSOR Breast ANT+ Black

**URL:** https://aio.lv/en/product--polar-001918470000--11230188
**Data updated:** 2026-03-11 12:02 (EET)
**Category:** Sports & Fitness Products
**Manufacturer:** Polar
**Manufacturer code:** 001918470000
**EAN:** 0725882053936
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Polar H9 HR SENSOR is a breast heart rate monitor that uses ANT+ technology for accurate heart rate data transfer. It features a lightweight design at 60 g and is made from elastin, polyamide, and polyester for comfort during workouts. The device is powered by a CR2025 battery, ensuring long-lasting performance.

## Long description

The Polar H9 HR SENSOR is a chest-worn heart rate monitor designed for everyday sports and training. Using ANT+ and Bluetooth connectivity, the sensor transmits real-time heart rate data to compatible apps, sports watches, bike computers and gym equipment. The strap is made from elastin, polyamide and polyester for comfortable wear during workouts, and the unit is powered by a CR2025 battery that provides long battery life without frequent replacements.
Advantages
Polar H9 provides accurate heart rate measurement through a chest strap placement, which allows rapid response to changes in cardiac activity and reliable calorie estimates. The sensor supports ANT+, Bluetooth and 5 kHz connections, enabling simultaneous pairing with multiple devices and wide compatibility with fitness apps, training software and gym systems. Lightweight construction and materials designed for comfort make the strap suitable for extended sessions.
Suitable for
Indoor and outdoor running
Gym workouts and group exercise classes
Cycling with bike computers or smartphone apps
Structured training with sports watches and coaching apps
Group heart rate systems used in fitness studios
Key specifications
Connectivity: ANT+, Bluetooth, 5 kHz transmission
Weight: approximately 60 g
Strap materials: elastin, polyamide, polyester
Power source: CR2025 coin cell battery
Battery life: up to 400 hours of use
Placement: chest strap for direct heart rate sensing
How to use
Fasten the Polar Soft Strap around your chest so that the sensor sits just below the breastbone with the logo centered. Moisten the electrode areas on the strap slightly to improve contact. Pair the sensor with your chosen device or app by enabling Bluetooth or ANT+ on the receiving device and following the app or device pairing instructions. Start your training session in the app or device to receive live heart rate data and calorie estimates.
Usage recommendations
Regularly replace the CR2025 battery when low and rinse the strap after sweaty sessions. Avoid machine washing the sensor module; detach it from the strap before cleaning. Verify compatibility with your app, watch or gym system before use to ensure proper data transfer.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.06 kg |
| Battery type | CR2025 |
| Operating temperature (T-T) | -10 - 50 |
| Bluetooth version | 4.0 |
| Product colour | Black |
| Waterproof up to | 30 m |
| Housing material | Acrylonitrile butadiene styrene (ABS), Stainless steel |
| Waterproof | Yes |
| Band material | Polyester, Polyamide, Elastin |
| Measuring type | Breast |
| Chest strap | Yes |
| Heart rate data transfer | ANT+ |
| Adjustable strap | Yes |
| Supported applications | Polar Beat |
| Bluetooth Low Energy (BLE) | Yes |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Polar products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Polar service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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