The Polar Transmitter is the most advanced unit on the market today. The transmitter is truly the heart of the heart rate monitor.
The Polar Transmitter utilizes a one-piece design that encases all of the electrical components inside the unit.

At the heart of your training is the coded T31. Its purpose is simple: to transmit your heart rate to your wrist unit. Slim and light, the ECG (electrocardiogram) accurate transmitter is fully water resistant and designed for all weather conditions

If you need a new elastic strap for your Polar wireless transmitter, ours are available in various sizes, are easy to put together, and are comfortable to wear.

The Polar G1 sensor determines your location by measuring continuously the distance between itself and at least four satellites. The sensor uses wireless transmission technology to transmit speed and distance data to a compatible Polar product which records and displays the data

Polar S1 Foot Pod for S625x or RS200/SD heart rate monitors. The Polar S1 foot pod running speed sensor provides very accurate speed and distance readings even without calibration. Accurate in all weather conditions. Water resistant up to 2 meters. Easy one button activation. Stable and comfortable to wear.

There are a range of factors that can affect your cycling speed. Obviously fitness is one of them, however, weather conditions and the varying gradients of the road play a huge part too. When these elements come together, that’s when the advanced and aerodynamic S-series speed sensor is essential.