
Best selling Car battery accessories from Ctek
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1. Ctek CS One built-in charging connection cable
CTEK Charging Socket h Round Cable M8, 0.8 m CS CONNECT U TERMINAL
Provides a permanent connection for hard-to-reach batteries as well as a quick and easy way to connect CS ONE chargers. Permanently connect CS ONE to hard-to-reach batteries. Robust and durable. With the CS CONNECT ADAPTER CABLE, which is 1.7 m long, CS chargers can be connected for enhanced functionality to CTEK accessories of the CONNECT and INDICATOR types. Quick and easy connection for your CS ONE charger. The CS CONNECT U TERMINAL is designed for permanent connection to batteries. Equipped with CTEK's unique CONNECT & INDICATOR system, it offers a fast and easy connection between the battery and your CS ONE charger - perfect for hard-to-reach batteries. The device has been developed and tested in Sweden. The high-quality U-terminals and wear-resistant cables are flexible, durable, and long-lasting. CS CONNECT ADAPTER CABLE required.
Features:
- Quick and easy connection between battery and your CS ONE charger
- High quality
- Robust and durable cable for secure connections
Technical Specifications:
- Cable length: 0.8 m
- Cable fuse: 15 A
- Connection A: Female connector
- Connection B: Fork terminal
- Screw size: M8
- Warranty: 2 years.

2. Ctek Cig Socket
CTEK Cigarette Lighter Socket CTEK new Comfort Connect Cig Socket
Power devices and accessories through the battery. The Connect Cig Socket is a practical accessory that expands the functionality of the CTEK Connect battery connection. Once connected, you can operate navigation systems, mobile phones, grip heaters, heated clothing, and more.
Cable length: 1 m.
Features: Connect and Indicator accessories are not suitable for CTEK models with white plastic connectors. Please use the quick connectors labeled Extra Cord Set for these models.
Technical specifications: Cable length 1 m, warranty 2 years.

3. Ctek CS One adapter cable
CTEK CS One Cable Adapter 1.7 m CS Connect Adapter Cable
Connect your CS One charger to all CTEK Connect and Indicator accessories with this CS Connect Adapter Cable. The CS One charger easily connects to all CTEK accessories of the Connect and Indicator type. With the 1.7 m long CS Connect Adapter Cable, CS chargers can be connected to CTEK accessories of the Connect and Indicator type for increased functionality.
Robust and durable. Connect your CS One charger to all CTEK Connect and Indicator accessories. The CS Connect Adapter Cable allows CS One chargers to be connected to CTEK Connect and Indicator accessories. This means more versatile application possibilities, as well as increased safety, simplicity, and functionality.
The device was developed and tested in Sweden. The high-quality U-clamps and wear-resistant cables are flexible, durable, and long-lasting.
Technical specifications:
- Cable length: 1.7 m
- Connection A: Male connector
- Connection B: Connect CS One
- Warranty: 2 years.

4. Ctek PRO 12V Battery Tester
With the CTEK PRO Battery Tester featuring an integrated printer, determining and documenting the current condition of the battery and electrical system has never been easier. The PRO Battery Tester performs simple and accurate battery or system tests in seconds—without heating, sparking, or requiring interpretation by the user. The results can then be printed and immediately reviewed with customers to decide on additional preventive maintenance measures and service routines.

5. Ctek Bumper 60
Protective cover for car chargers. It protects the charger and the car's paint. The rubber cover simply slips over the charger, providing protection against scratches on the vehicle's paint and the charger housing.
Technical specifications:
Contents: 1 piece
Compatible with:
- Automatic charger MXS 3.8
- Automatic charger MXS 5.0
- Automatic charger 12 V Zafir 90
- Automatic charger MXS 3.6
- Automatic charger MXS 5.0
- Automatic charger Multi XS 4003
- Automatic charger MXS 5.0 Test
- Automatic charger MXS 5.0 Polar
- Automatic charger MXS 5.0 Polar with charging indicator.
Pro
- Protects the device and paint from damage
- Very precise fit
- Additional protection
Contra
- A little expensive
- absolutely nothing
- Silicone protection far too expensive

6. Ctek Comfort Indicator Cig Plug
The Comfort Indicator Cig Plug is a combination of a quick connector and a display device for easy charging. It is perfect for checking the charge status and for charging the battery via the vehicle's 12 V socket. The plug is compatible with all 12 V chargers from Ctek with up to 7 A power and is a universal device for 12 mm and 21 mm sockets. Note: The socket must be powered, even when the ignition switch is turned off.

7. Ctek Bluetooth overvågning af 12V batteri til bil og båd

8. Ctek Bumper 120
Protects your Ctek charger from bumps and scratches. Provides additional grip on slippery surfaces. Made of durable silicone rubber, the Ctek Bumper 120 fits exactly over the housing of your Ctek charger. Suitable for all Ctek chargers from 10 Ah.
Pro
- Protects well
- Very precise fit
- Additional protection
Contra
- Silicone protection far too expensive
- absolutely nothing

9. Ctek Rubber shock protection for 14+25 chargers
CTEK Rubber Protection for Chargers 14+25 Bumper 300
The CTEK Bumper protects your CTEK charger and your vehicle from bumps and scratches. The bumper is made of durable silicone rubber, fits snugly over the casing of your charger, and provides extra grip on slippery surfaces. It comes with a 2-year warranty. Durable silicone rubber protection for larger chargers with more than 10 A. Suitable for use with all CTEK chargers with 300 W, PRO25S, PRO25SE, MXT14, PRO15, M15, M25.
Pro
- Protects well
- Very precise fit
- Good protection
Contra
- Silicone protection far too expensive
- absolutely nothing

10. Ctek NXT 5
The CTEK NXT 5 is a 12V 5A battery charger designed for the reliable charging and maintenance of lead-acid batteries, including AGM, EFB, and GEL types. This compact charger measures approximately 18 cm in length, 7 cm in width, and 4 cm in height, weighing around 400 g for easy portability and storage. It features a microprocessor-controlled charging process with eight different stages: desulfation, soft start, bulk charge, absorption charge, analysis, reconditioning, maintenance charge, and pulse maintenance charge. The device operates in a temperature range of -20°C to +50°C and offers reverse polarity protection, short circuit protection, and over-temperature protection for safe operation. With its IP65-rated housing, the charger is dust-tight and protected against low-pressure water jets from all directions. The NXT 5 is suitable for batteries with capacities ranging from 1.2 Ah to 160 Ah, making it versatile for motorcycles, cars, boats, and other recreational vehicles. It includes a 1.5 m power cable and a 1.2 m battery connection cable with eyelet connectors and a secured connection for safe installation. The charger’s LED indicators provide clear status information about the charging process, and its automatic voltage detection ensures compatibility with 12V systems. This model is the successor to previous CTEK chargers and incorporates refined charging algorithms for optimal battery health and longevity. The device meets CE certification requirements and is designed for both occasional and regular use to maintain batteries during storage periods and prevent sulfation and capacity loss. Its robust construction and precise electronic control make it a reliable choice for battery maintenance in various environments, from private garages to professional workshops.
