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CTEK

5521 N. Cumberland Ave, Suite 1104
Chicago, IL 60656
United States of America
800-941-7611
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More Info on CTEK

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CTEK manufactures a complete range of new generation high-quality, reliable battery chargers and accessories for private and professional use that are effective, user-friendly and safe to use. CTEK has become the most trusted name in battery charging, manufacturing and distributing both CTEK and OEM branded chargers, according to the company.  A provider of Switch Mode Technology, CTEK’s cutting-edge innovations have made it a global industry leader selling more than four million chargers in over 60 countries worldwide.

Products

Photo courtesy of CTEK
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The CT5 TIME TO GO from CTEK features a series of LED lights that indicate different charging stages, and how long (in hours) the battery needs before it's charged. The CT5 uses...
May 22, 2025
Photo courtesy of CTEK
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The CTEK Comfort Connect, Nos. 56-260, 56-261, 56-329, allows technicians to quickly access difficult-to-reach batteries in need of charging. It comes in three different ...
June 7, 2024
The CTEK CS FREE Solar Panel Charge Kit works with the CS FREE 4-in-1 portable charger without connecting to a power outlet, so you can charge and maintain your vehicle battery...
Jan. 25, 2023
The CTEK CS FREE is a portable battery charger and maintainer with adaptive boost technology. This technology analyzes a battery to give it the correct power it needs to safely...
June 2, 2021
The CTEK PRO25S 25A Battery Charger and Power Supply is designed to meet the needs of the automotive professional. Combining power and advanced technology with safety, portability...
Sept. 18, 2020
CTEK’s Multi US 25000 Battery Charger is an 8-step charger for 12V batteries requiring rapid charging, ranging from RVs, boats, trucks, cars, and professional garages. The Multi...
May 27, 2020
The CTEK DC/DC Onboard Charging Solution, featuring the D250SE and Smartpass 120S, provides a powerful 140A charging capability for a RV or commercial vehicle battery. The D250SE...
March 19, 2020
The CTEK Smartpass 120S is a fully automatic 120A power management system that distributes power between the starter battery, the service battery, and onboard equipment, without...
Nov. 13, 2019
The CTEK D250SE is designed to deliver 20A of power to charge, condition, and maintain any 12V service battery while on the move. It's compatible with smart alternators and its...
Nov. 13, 2019
The CTEK MXS 5.0 Smart Charger/Maintainer has an automatic temperature sensor to help ensure the duration and rate of charge is the exact amount needed. The MXS 5.0 smart charger...
May 23, 2018

Press Releases

The CTEK PRO25S and PRO25SE are 25-amp battery chargers and power supplies designed to work on 12V vehicle electrical systems.
Oct. 8, 2020
For most, a flat vehicle battery is an inconvenience, but in the fight against COVID-19, it could mean life or death.
Sept. 15, 2020
The D250SE and Smartpass 120S, give technicians an on-board power solution – compatible with all 12V service batteries, including lithium (12V LiFePO4).
Nov. 13, 2019
CTEK acquires Swedish electric vehicle charging product developer Chargestorm.
May 7, 2018
Acquisition to strengthen CTEK's battery charging business.
Nov. 10, 2013
CTEK, a global battery maintenance and care brand, is highlighting the most common reasons for a vehicles battery to fail and reminding drivers how simple it can be to avoid these...
Jan. 8, 2013

Videos

In this video, CTEK shows how a technician can use its CS FREE four different ways.
Oct. 18, 2022
In this video, Tanner Brandt, owner of the Auto Diag Clinic in Greenville, S.C., reviews CTEK's PRO25S 25A Battery Charger and Power Supply.
Aug. 10, 2022
In this video, CTEK demonstrates how to use their PRO25S 25A Battery Charger and Power Supply unit.
Feb. 8, 2021
In this video, CTEK provides insight on ways to build customer loyalty while providing battery service that improves the shops' bottom line.
June 9, 2020

News

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EnerSys, CTEK partner
Engineered with built-in temperature controls and a battery status indicator, the new series will efficiently charge a variety of ODYSSEY battery models as well as other brands...
Nov. 16, 2023
Henrik Fagrenius has taken on the role of president and CEO of CTEK, succeeding Ola Carlsson.
May 15, 2023
The company highlighted the importance of power management and its role for technicians working on today’s electronically complex vehicles.
April 6, 2020

Articles

With the surge in different vehicle batteries over the past few years, the tools and equipment used to service them have evolved. Find out what your customers need to perform ...
Sept. 5, 2023
Photo courtesy of CTEK
CTEK CS FREE
Reviewed by John Baumgardt, owner and operator of Baumgardt's Auto Repair in Fillmore, Indiana.
June 6, 2023
Some popular products from this month's sneak peek include the X-431 Torque 5, the Extended Back Probe Spoons, the LED Penlight, and more.
March 20, 2023
Reviewed by Brian Culotta, shop foreman and master technician at Dave’s Auto Care in Willoughby, Ohio.
April 13, 2022
Supports the battery and protects sensitive electronics during vehicle service and diagnostic work
March 4, 2021
As battery technology continues to evolve, shops need to be prepared and update their equipment as well.
Feb. 4, 2021
Learn the details of battery acid stratification, and how to service it.
April 25, 2014
More often than not, sulphation is caused by user neglect or in many cases, just not paying attention to your battery.
April 25, 2014
Some new-generation battery chargers feature updated microprocessor technology for better battery service.
March 5, 2014
Batteries need special care in the cold because they will drastically lose cranking power when the mercury drops.
Feb. 17, 2014

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Additional content from CTEK

The CTEK Battery Sense 2.0 Smartphone App is a Bluetooth enabled battery monitor designed to prevent unnecessary breakdowns and help maximize vehicle performance. Battery sense...
Feb. 27, 2017
The CTEK MUS 4.3 Polar, No. 56-958, is a fully automatic "connect and forget" 12V charger with eight charging steps and it offers selectable 0.8A, and 4.3A programs. The Recond...
Jan. 30, 2015
The CTEK MUS 4.3 Test and Charge combines an advanced micro-processor controlled battery charger with a battery and alternator test function to test battery voltage, start power...
Jan. 21, 2014
The CTEK Battery Analyzer tests the condition of 12V lead-acid batteries including wet, maintenance free, Ca/Ca, gel and AGM styles. The easy to use, hand-held device needs only...
May 23, 2013
In the CTEK ADD-ON series, the Comfort Indicator is designed to indicate when the battery status decreases and the battery needs to be charged. It is a series of products that...
Sept. 8, 2009
The CTEK MULTI US 7002 battery charger is well-suited for year-round use. The "supply" mode allows users to avoid losing complicated program settings while changing the battery...
Jan. 5, 2009