Ctek CS ONE Gen 2
12VOnly 4 pieces in stock at supplier
Product details
The CTEK CS ONE (Gen 2) is an intelligent 12V car battery charger suitable for both passenger cars and motorcycles. With its Wi-Fi connectivity, it allows for easy app control and remote monitoring, enabling users to manage the charging process conveniently from their smartphones. The adaptive charging technology automatically adjusts to the battery's condition and environmental conditions to ensure optimal charging performance. The charger is equipped with polarity-free clamps that minimize the risk of incorrect connections and enhance safety. Thanks to its robust design with IP65 certification, it is dust and splash-proof, making it ideal for use in various conditions. The integrated temperature compensation ensures that the battery is charged correctly at temperatures ranging from -20°C to +50°C. With a cable length of 3 meters, the device offers flexible positioning options and supports both standard charging and maintenance modes.
- Wi-Fi connectivity for app control and remote monitoring
- Adaptive charging technology for optimal charging performance
- Polarity-free clamps for increased safety
- IP65 certification for dust and splash protection
- Integrated temperature compensation for various environmental conditions.
Vehicle | Auto, Motorbike |
Suitable battery technology | AGM, Lead Acid Gel |
Loading programs | Conservation mode |
Item number | 66481941 |
Manufacturer | Ctek |
Category | Car battery chargers |
Manufacturer no. | 40-701 |
Release date | 20.1.2026 |
External links |
Vehicle | Auto, Motorbike |
Suitable battery technology | AGM, Lead Acid Gel |
Loading programs | Conservation mode |
Voltage | 12V |
Battery capacity at 12V | 14 Ah, 230 Ah |
Min. ambient temperature | -20 °C |
Max. Ambient temperature | 50 °C |
Power supply | Electrical connection |
Input voltage | 12 V |
Protection type (IP code) | IP65 |
Country of origin | Sweden |
CO₂ emissions | 29,26 kg |
Climate contribution | EUR 0,74 |
Scope of delivery | Automatic charger |
Length | 18.50 cm |
Width | 8.50 cm |
Height | 5.50 cm |
Weight | 850 g |
Product Safety |
Length | 30 cm |
Width | 18 cm |
Height | 5 cm |
Weight | 1.12 kg |
30-day right of return
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Reviews & Ratings
Statutory warranty score
How often does a product of this brand in the «Car battery chargers» category have a defect within the first 24 months?
Source: Galaxus- 1.Ctek0,3 %
- 1.Tecmate0,3 %
- 3.Dino0,4 %
- 4.Bosch Automotive0,5 %
- 4.Einhell0,5 %
Statutory warranty case duration
How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: Galaxus- 1.Einhell0 days
- 2.Ctek1 day
- 3.Noco2 days
- 4.Victron Energy3 days
Return rate
How often is a product of this brand in the «Car battery chargers» category returned?
Source: Galaxus- 1.GYS0,7 %
- 2.Osram1 %
- 3.Ctek1,4 %
- 3.Tecmate1,4 %
- 5.Qoltec1,5 %