Log in
Helpful pages
APTO™ Technology automatically recognises the type of battery you’re using, and then automatically delivers a customised charging program, telling you how long until the battery is charged and ready to go.No buttons to press or modes to select – just connect the CS ONE to any 12V battery and simply charge.Polarity free clamps mean you don’t even need to worry about which clamp goes where, so you’ll never make a wrong connection again. The clamps are spark free too, so don’t worry if you accidentally touch them together.Unlock additional features using the Bluetooth® enabled CTEK App. Select ‘RECOND’ to restore and recondition your battery. Choose ‘WAKE UP’ for lithium batteries with under voltage protection or to bring deeply discharged lead-acid batteries back to life. Select ‘SUPPLY’ to turn the CS ONE into a useful 12 V supply. You can also monitor the voltage and amps being delivered by the charger.
;*;RECOND option to restore and recondition lead-acid batteries.;*;WAKE UP option to revive seemingly dead lithium and lead-acid batteries.;*;12V SUPPLY to support the battery during service work and retain contact power to the vehicle during battery replacement / removal.;*;ADVANCED SETTINGS to monitor charger voltage & amperage. ;*;Can be left safely connected for long periods during maintenance charging.;*;New durable design to make it easy to handle, with unique mounting system on the back for quick connection to CS accessories.;*;5 year warranty.
| Charging Category | AC charging |
|---|---|
| Input | 220–240 VAC, 47–63 Hz, 1.2 A |
| Output | 12 V,8.0 A |
| Battery types | 12 V:;WET;MF;Ca/Ca;AGM;EFB;GEL;LiFePO₄ |
| Battery chemistry | Lead acid;Lithium-ion |
| Start voltage | 1.5 V lead-acid battery types. 1.5 V LiFePO₄. |
| Battery voltage | 12 V |
| Battery capacity | 3–180 Ah |
| User interface | LED symbols;Smartphone display (free of choice) |
| Connectivity | BLUETOOTH® LE 5.1 |
| App support | CTEK App for Android and IOS |
| Degree of protection | IP65 |
| Dimensions | 235 x 88 x 52 mm |
| Net weight | 0.675 kg |
| Cable length | 1.4 m |
| Warranty | 5 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. |
Standard shipping
Orders placed before 11:00 AM will be handed over to DHL the same day.
Current delivery time for DHL Standard Shipping is estimated to be 4-6 days. CS FREE, RB 3000 & RB 4000 are only delivered with standard shipping as the products contain lithium batteries.
Express package
Orders placed before 11:00 AM will be handed over to DHL the same day. Current delivery time for DHL Express is estimated to be 2-4 days.
Returns
We apply a 14-day exchange and return policy. We will exchange the item or refund you the amount you paid for the item. When returning, you are responsible for the return postage.
CS ONE
Lowest price in last 30 days :
900 SEKJust clamp - CS ONE does the rest
Clamps work either way round - always safe
Intelligent charging for virtually any 12V battery
Wi-fi and app capability for extra functionality
- +more
Back in stock alert
Alert is on!
Subscribe to our newsletter and stay updated on the latest fashion pieces and special offers!
We will send you an email when the product is back in stock again
Unable to subscribe. Try again later.
By signing up, I agree with the data protection policy of Ctek.
Charging any battery just got a whole lot simpler with the CTEK CS ONE. Its revolutionary APTO™ (Adaptive Charging) technology does all the thinking for you – you don’t even have to worry about which clamp goes where! This is the easiest charger you’ll ever use. Add in dedicated app control, to unlock additional features and you’ve got the most advanced charger available today.Super simple. Super smart. Simply CS ONE.
Specifications
Battery Voltage
12 V
Battery Capacity
3–180 Ah
Battery Chemistry
Lead acid;Lithium-ion
Battery types
12 V:;WET;MF;Ca/Ca;AGM;EFB;GEL;LiFePO₄
Warranty
5 years
Enhance your charging experience
Recommended products
- Designed for use with your CS ONE charger
- Enables compatibility with all CTEK CONNECT & INDICATOR accessories
- High quality and durable
- Regular price
-
- Regular price
- 119 kr
- A permanent connection for hard-to-reach batteries
- Secure connection to batteries that are hard to reach
- High quality and durable
- Regular price
-
- Regular price
- 179 kr
- Provides strong defence for your CTEK CS ONE
- Easy to fit
- Tough and durable
- Regular price
-
- Regular price
- 249 kr
- Practical storage: handy pockets and dividers
- Safe and Durable: tough and durable 600D water-repellent nylon
- Portable: lightweight case with a carrying handle, for easy transportation
- Regular price
-
- Regular price
- 299 kr
- Compatible with CS ONE and CS FREE, to hold your charger securely
- Tough and durable
- Neat and simple
- Regular price
-
- Regular price
- 299 kr
- Clamps work either way round - always safe
- Intelligent charging for virtually any 12V battery
- Wi-fi and app capability for extra functionality
- Regular price
-
- Regular price
- 2 495 kr