Lenz Heat Sock 5.1 Toe Cap Set + Battery Packs rcB 1400
Product Information "Lenz Heat Sock 5.1 Toe Cap Set + Battery Packs rcB 1400"
The Lenz Sock 5.1 Toe Cap Set with rcB 1400 battery packs combines the proven comfort of the Heat Sock 5.1 with the powerful heating duration of the rcB 1400 Lithium Packs. The Toe Cap® heating elements warm the toes from above and below - sewn in flat and barely noticeable. Thanks to improved elasticity in the calf area, integrated shin protector and ring bandage, the socks fit perfectly, even on strong calves.
Advantages of the set
- Toe Cap® technology - Even warmth in the toe area
- Increased elasticity - Also ideal for strong calves
- shin, toe and heel protectors for comfort & protection
- Merino SOFTTEC® material mix with silk - breathable, soft & quick-drying
- rcB 1400 batteries - up to 20h heating time, 3 levels or infinitely variable via app
- USB-C charging cradle - with quick charge function & storage mode
- Machine washable up to 30°C (remove batteries beforehand)
Technical specifications
| Material socks | 30 % polyester | 25 % merino wool | 20 % polyamide | 15 % polyacrylic | 5 % silk | 5 % elastane |
| Accu size | 8.5 × 5.5 × 1.5 cm |
| Battery weight | approx. 95 g per piece |
| Heating time | up to 20 h (depending on heating level & conditions) |
| Control | 3 levels directly on the battery or infinitely variable via the Lenz Heat app |
Package contents
- 1 pair of Lenz Heat Sock 5.1 Toe Cap®
- 1 pair of rcB 1400 lithium packs
- 1 USB-C charging cradle for 2 batteries
- 1 USB-C to USB-A charging cable
- 2 contact protectors
- 3 pairs of colored rubber bands
- 1 wash bag with zipper
- Free Heat app (Apple & Android)
We recommend the Hey Sport Microwash to extend the life of your heated socks.
FAQ about the rcB 1400 set
How long do the socks give off heat?
Are the socks washable?
Which shoes are the 5.1 suitable for?
Can I also use the batteries for other products?
| Area of application: | Alpine skiing, Ski Nordic, Snowboard |
|---|---|
| Battery capacity: | 1400mAh, 2000mAh |
| Charging technology: | USB |
| Color: | Black, Red |
| Exact color name: | Grey |
| Manufacturer: | Lenz |
| Material: | 30 % polyester | 25 % wool | 20 % polyamide | 15 % polyacrylic | 5 % silk | 5 % elastane |
| Product type: | sports socks |
| Shoe size EU: | 39-41 |
| Size: | 39-41 |
| Slat width: | Normal |
| Sock length: | High |
| Socks properties: | Warming |
| Sports sock type: | Heated socks |
| Target group: | Gentlemen, Ladies |
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5 Reviews
November 25, 2025 10:38 PM
Fast delivery top service
Fast delivery top service
October 28, 2025 8:25 AM
Very good, my feet are now really nice and warm, the price is
Very good, I now have really nice warm feet, but the price is quite considerable, otherwise great
March 9, 2025 7:01 AM
Top product
Simple and good operation and above all warm feet!
October 23, 2023 1:02 PM
Super Qualität?
Super Qualität?
April 5, 2023 1:12 PM
Très bon produit, livraison et service partfait
Très bon produit, livraison et service partfait de la part de Ski-Shop Ramser, Merci
New Lenz batteries are here: RCB 1400 & RCB 2000 in focus
In stock now, delivery time: 1-3 days
In stock now, delivery time: 1-3 days
In stock now, delivery time: 1-3 days
In stock now, delivery time: 1-3 days
In stock now, delivery time: 1-3 days
In stock now, delivery time: 1-3 days
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In stock now, delivery time: 1-3 days
In stock now, delivery time: 1-3 days
In stock now, delivery time: 1-3 days
