Free Merchandise: Free Decals (Spend $300) - Free T-Shirt (Spend $800) - Click here for details.
Fast and Free Shipping! (Continental US) No Handling Fees!


CTEK MUS 4.3 POLAR image 1
General product image. Actual product may vary from image(s).
Product Review:


The MUS 4.3 POLAR (Part No. 56-958) has been specially developed to offer excellent all-round charging with special cold weather performance and adapted AC and DC cables to handle severe cold down to -22°F (-30°C). The MUS 4.3 POLAR is an advanced microprocessor controlled battery charger providing unrivalled performance on batteries from 1.2Ah up to 110Ah. Features include diagnosis of battery condition to establish if it can receive and retain charge, patented automatic desulphation program and a special reconditioning function that will revive and restore deeply discharged and stratified batteries. ‘Snowflake’ mode ensures ideal charging performance even in the most extreme cold conditions. Patented Float/Pulse maintenance makes the MUS 4.3 POLAR ideal for long-term maintenance. The entire process of battery testing, charging and maintenance is easily followed on the clear LED display.

The MUS 4.3 POLAR is a fully automatic ‘connect and forget’ 12V charger with 8 charging steps and offers selectable 0.8A, and 4.3A programs. The RECOND and SNOWFLAKE modes operate individually or together in both 0.8A and 4.3A programs providing great flexibility for the user. Wide charging range on all lead-acid battery types from 1.2Ah up to 110Ah with additional maintenance capability to 160Ah. Splash proof and dust proof (IP65). The MUS 4.3 POLAR is easy and safe to use, protects vehicle electronics, spark-free, reverse polarity protected and short circuit proof. The MUS 4.3 POLAR features a 5 year warranty.

For more information on this product you may visit the CTEK website.

CTEK MUS 4.3 POLAR Applications:

Part Number



Universal CTEK MUS 4.3 POLAR
Universal (May not fit all vehicles or require modification)

Don't see your application? We probably have it or can get it, click here.

CTEK MUS 4.3 POLAR Reviews

There are currently no reviews. Be the first by reviewing CTEK MUS 4.3 POLAR below.

Write a Review: