Therm-ic S-Pack 1400B Battery Set for Heated Socks
Powerful two-battery set for compatible Therm-ic Powersocks: three levels, Bluetooth control and up to 16 hours of heat. Dual USB charger included.
Pickup available at Brucker Str. 49
Usually ready in 24 hours
2 Batteries + USB Charger
Therm-ic S-Pack 1400B: Bluetooth battery set for long ski days
For compatible Therm-ic heated socks when long runtime and smartphone control are wanted. Confirm the exact sock system before purchase; similar names do not guarantee compatible connectors.
Technical Setup
Technical data and important notes
Runtime figures are maximum values affected by temperature, age, charge and use.
Contents, runtime and compatibility according to Therm-ic. View manufacturer data.
Key Benefits
Confirm compatibility and box contents first
The set contains two rechargeable batteries and a USB charger for simultaneous charging.
Three heat levels and Bluetooth control through the Therm-ic app.
Two-battery set for one pair of compatible Therm-ic Powersocks.
SF Sports Buying Advice
Confirm compatibility and box contents first
The set contains two rechargeable batteries and a USB charger for simultaneous charging.
Application & Selection
How to use this product effectively
Correct use extends runtime and battery life.
SF Sports
SF Sports advice and related services
Tell us the exact model and year of your heated socks if compatibility is unclear. We will check the connector and system before ordering.
Related Topics
FAQ
Frequently asked questions about Therm-ic S-Pack 1400B
What is included?
The set contains two rechargeable S-Pack 1400B batteries and a USB charger that charges both batteries at the same time.
How long do the batteries last?
The manufacturer states up to 16 hours at level 1, 8 hours at level 2 and 5 hours at level 3. Temperature, battery age and use affect actual runtime.
Which heated socks are compatible?
The batteries are designed for selected Therm-ic Powersocks and compatible SIDAS S.E.T. systems. Check the exact sock model and year if unsure.
How long does the battery last in real use?
Actual runtime depends on heat level, outside temperature, battery age and charge state.
Can I control the heat with an app?
The S-Pack 1400B supports Bluetooth control through the Therm-ic app.
How should I store the battery off-season?
Store disconnected, cool and not fully discharged, following the manufacturer's storage-charge guidance.
How long does charging take?
Charging time depends on the model and charger; the S-Pack 1400B requires several hours for a full charge.
SF Sports
Why buy from SF Sports?
Specialist advice
We match the product to your skiing, equipment and intended use instead of recommending by model name alone.
Race experience
Our recommendations are shaped by practical experience with performance equipment, race service and demanding skiers.
Clear product choice
If another model fits your use better, we say so. The best choice is the one that actually suits you.
Service after purchase
We remain available for questions, setup, fit and practical adjustments after purchase.

