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.
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.
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 chemistry: Lead acid; Lithium-ion
Battery types: 12 V:; WET; MF; Ca/Ca; AGM; EFB; GEL; LiFePO₄
Battery capacity: 10-130 Ah
Battery capacity CEC-400: 10-130 Ah
Battery voltage: 12 V
Ambient storage temperature: -20 °C to +45 °C (-4 °F to +113 °F)
Ambient operating temperature: -4 °F to +122 °F (-20˚C to +50˚C)
Cooling: Natural convection
Start voltage: 3.0 V
Frequency: 50-60 Hz
Enclosure materials: Plastic
Rated voltage [AC]: 100 VAC – 240 VAC
Degree of protection: IP54
Dimensions (L x W x H): 9.7 x 3.9 x 3.1 in
User interface: LED symbols
Net weight (unit with cables): 3.1 lbs
Detachable Charging Cable Length (output): 78.7 in
Internal battery capacity: 66 Wh
Internal battery cell chemistry: Polymer Lithium-Ion
Internal battery cell type: Pouch Cell
Internal battery weight: 1.1 lbs
Internal battery charge temperature: 0˚C to +45˚C (32˚F to 113˚F)
Internal battery discharge temperature: -20 ˚C to +50 ˚C (- 4 °F to +122 °F)
Internal battery life span: 300 cycles, 80%
Internal battery shelf life: 1 year
Mains adapter input: 100 VAC – 240 VAC, 50 Hz – 60 Hz, 60 W max
Mains adapter output: USB-C, 5 VDC – 20 VDC, 3 ADC, 60 W max
Mains adapter cable type: USB-C
Mains Adapter Cable Length: 39.3 in
USB: USB-C input
USB-A Output: 5 VDC, 2.4 ADC/12 W max
USB C-port: 5 VDC, 9 VDC, 12 VDC, 15 VDC, 20 VDC, 3 ADC/60 W max
Manufacturer Warranty: 2 years
Disclaimer: All products and product specifications are subject to change without notice, to improve reliability, function or design. In the event of product error, we reserve the right to inspect the product and verify the fault. All product returns are subject to the manufacturer's standard warranty terms.
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.
ALL SALES ARE FINAL. RETURNS & CANCELLATIONS are approved at Normal Guy LLC’s discretion. You are responsible for any tariffs assessed on your order.
Any items that are returned will incur a 25% restocking fee. Any item that is cancelled will incur a 15% fee due to our loss of time and other fees we may have incurred processing your order.
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