CTEK PRO25S Smart Battery Charger Professional 25A AGM Lithium 12V CTEK-40-200 Car

Risk-Free 14 Day Returns

If you change your mind, return it to us within 14 days of the date you received it, no questions asked.
T&Cs apply

The CTEK PRO25S is an innovative, versatile and highly efficient 25A battery charger and power supply, designed around the needs of the automotive professional. Combining power & advanced technology with safety, portability and flexibility to work with any 12V vehicle battery including lithium (LiFePO4, Li-Fe, Li-iron, LFP), the PRO25S is the perfect solution to professional battery charging, in the workshop or the showroom.

Advanced technology will ensure that a safe, fast charge is delivered to exactly meet the needs of the individual battery. The PRO25S has a dedicated lead-acid battery reconditioning programme to restore battery life & recondition flat batteries. SUPPLY mode will support the battery during diagnostic or fault finding work. It has low voltage & current ripple, so it’s safe for the battery & the vehicle’s delicate electronic systems.

Fully automatic & easy to use, it’s also very simple to connect, spark proof and reverse-polarity protected to protect the user & also the battery. The CTEK PRO25S is designed to ensure easy handling in both the workshop & the showroom. Whilst it’s lightweight & portable, the rugged, impact-resistant casing means it can also handle the toughest workshop environment.


  • Brand: CTEK
  • Model: PRO25S
  • Input: 220–240VAC, 50–60Hz, 2.9A max
  • Output: 14.4V/15.8V/13.6V, 25A max, lead-acid battery types.
  • 13.8V/14.4V/13.3V, 25A max, LiFePO4
  • Start Voltage: 2.0V
  • Back Current Drain: Corresponding to less than 1Ah/month
  • Ambient Temperature: -20ËšC to +50ËšC
  • Battery Types: 12V:, WET, MF, Ca/Ca, AGM, EFB, GEL, LiFePO4
  • Battery Capacity: 40–500Ah, lead-acid battery types. 30–450Ah, LiFePO4
  • Insulation Class: IP44
  • Charge Cables Length: 2000 mm (DC cable)
  • Mains Cables Length: 1900 mm (AC cable)
  • Ripple: Less than 4%
  • Warranty: 2 Years


  • 1 x CTEK PRO25S Battery Charger
  • User Manual is accessible online


  • Carton Weight: 2.1kg
  • Product Dimensions (L x W x H): 235 x 130 x 65mm
  • Product Weight: 1.8kg

SKU: CTEK-40-200

We accept Change of Mind returns for 14 days after you have received the item in cases where you have changed your mind or made an incorrect purchase and wish to return the product. This also applies to orders cancelled when the item has already been dispatched from our warehouse. The item must be in a re-saleable condition to qualify for a change of mind refund. Deductions may apply including Initial and Return Shipping, as well as restocking fee of 10% of the product price


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