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CS FREE product image big 0eb4674b 4a53 4d31 a2af d603d2d75f56

The CS FREE is the ultimate all-in-one solution to quickly power up flat batteries and keep your vehicle batteries in peak condition wherever you are. Say goodbye to jump cables! Through its Adaptive Boost technology, CS FREE powers up your flat battery swiftly and safely, without risk of damaging your battery or vehicle electronics.  Going off-grid? CS FREE keeps your battery in optimal condition wherever you are, by giving you the freedom to charge and maintain any 12V lead-acid or lithium (LiFePO4) battery, while utilizing a solar panel or a separate service battery. Need to power your electronic devices? CS FREE doubles as a high-tech power bank, allowing you to charge your USB-devices whenever they need it, ensuring you are always connected on the go.

;*;All-in-one solution to power up flat batteries and keep your vehicle batteries in peak condition .;*;Replaces jump cables with Adaptive Boost – a safe and easy way to revive your flat battery .;*;Charge up your CS FREE through the power outlet, using the included USB-C power adapter, or via solar power, a separate service battery or the vehicle’s cig-socket, using optional USB-C CTEK accessories. CS FREE is not compatible with CTEK CONNECT or INDICATOR accessories. ;*;Charge and maintain any 12V lead-acid or lithium (LiFePO4) vehicle battery through solar panel or separate service battery .;*;User-friendly, with straightforward operation and clear, easy to read displays.  ;*;No need to select modes—simply connect, and the CS FREE will handle the rest.  ;*;Countdown function shows you when you have enough power to start the vehicle and the remaining time until your battery reaches a full charge.  ;*;Equipped with USB-C and USB-A outputs to charge devices such as laptops, smartphones, and tablets.  ;*;Features a new modern design encased in a robust and durable housing.  ;*;Comes with a 2-year "peace of mind" warranty.

Charging Category	AC charging,DC charging
Input	USB-C, 5 VDC – 25 VDC, 3 ADC/60 W max
Output	12 V,20 A/240 W max
Battery types	12 V,WET,MF,Ca/Ca,AGM,EFB,GEL,LiFePO₄
Battery chemistry	Lead acid,Lithium-ion
Start voltage	3.0 V
Battery voltage	12 V
Battery capacity	10-130 Ah
Internal battery capacity	66 Wh
Battery Cell Chemistry	Polymer Lithium-Ion
Internal Battery Life Span	300 cycles, 80%
User interface	LED symbols
Degree of protection	IP54
Dimensions	248 x 98 x 78 mm
Net weight	1.4 kg
Cable length	1.0 m
Warranty	2 years
Warranty information	CTEK issues a limited warranty to the original purchaser of the product. Depending on the product, the limited warranty period will vary. The limited warranty is not transferable. The warranty applies to manufacturing faults and material defects. The warranty is void if the product has been handled carelessly or repaired by anyone other than CTEK or its authorized representatives. CTEK makes no warranty other than this limited warranty and is not liable for any other costs other than those mentioned above, i.e. no consequential damages. Moreover, CTEK is not obligated to any other warranty other than this warranty.

CS FREE

Name: CS FREE
Rating: 3.9 (610 reviews)

Adaptive Booster

Item No. 40-462

€199,00 EUR

Power to go wherever you are

Portable and solar powered with powerbank functionality for phone and computer charging

Starts any 12V battery in 15 mins

For cars, motorcycles, vans, leisure vehicles, boats and more

1.0 ( 1 reviews )

CS FREE

€199,00 EUR

Free standard shipping on orders over €55

warranty 0b846ee0 3697 418f b54f 4f8e34872cd5

Up to 5 year warranty

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Adaptive Booster to power up flat batteries, and Portable Battery Charger to charge your vehicle battery wherever you are. Say goodbye to jump cables! CS FREE powers up your flat battery safely within minutes, without risk of damaging your battery or vehicle electronics. Going off-grid? Charge and maintain any 12V lead-acid or lithium (LiFePO4) battery anywhere with solar or service battery power, using CS FREE’s optional accessories.

Specifications

Battery Voltage

12 V

Battery Capacity

10-130 Ah

Internal Battery Capacity

66 Wh

Charging Category

AC charging,DC charging

Battery Chemistry

Lead acid,Lithium-ion

Battery types