S-Pack 1400B

Heated socks batteries


The Therm-ic S-Pack 1400B is the most powerful battery in the range. Bluetooth technology allows you to remotely manage your heat level via your smartphone. Up to 16 hours of heat.

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Product benefits

The S-Pack 1400B battery has a maximum autonomy of 16 hours and is controllable via your smartphone thanks to Bluetooth technology. It has three different intensity levels, allowing the user to adjust the level of heat to suit their needs. It can be recharged using the included USB charger.

The pack includes two rechargeable batteries. Easily adaptable to compatible heated socks to provide constant heating during winter outdoor activities.

The Therm-ic S-Pack 1400B battery is compatible with our Sidas ski heated socks.

In a nutshell

  • Pack of two S-Pack 1400B batteries
  • Controllable via Bluetooth on your smartphone
  • Heating time level 1: up to 16 hours*
  • Heating time level 2: up to 8 hours*
  • Heating time level 3: up to 5 hours*
  • Therm-ic S-Pack batteries are compatible with Sidas heated socks
  • Pack includes a USB charger to charge both batteries simultaneously

*Depending on the model of socks used. Please refer to the socks product page for more information.


  • Store batteries in a cool place (5°/41°F to 20°/68°F)
  • Batteries should be half charged before storage
  • Disconnect batteries from socks before storage/cleaning
  • Clean the batteries with a soft cloth slightly dampened with a mild detergent

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