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Polar

Polar T31 Coded Transmitter

Polar T31 Coded Transmitter

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.

  • Built to last with up to 2500 hours of training usage
  • Prevents cross-talk from other electrical devices for accurate measurement of your training
  • No user replaceable battery
  • Transfers heart rate information while swimming


Compatible Devices
  • FT1
  • FT4
  • FT7
  • FT80
  • RS300X
  • i.a.

Included in delivery: transmitter + strap size M

Fact Sheet of Polar T31 Coded Transmitter

Product Name: Polar T31 Coded Transmitter
Manufacturer: Polar
Item Code: POL102638
activity: Swim
device sensors: Heart Rate Sensors (+ Chest Strap)
device version: Accessories
Model year: 2021
Season: Full year
manufacturer item code: 92053125