CTEK MXS 3.8 12V Smart Battery Charger Bundle Kit - Comfort Indicator Eyelet

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

CTEK have launched its next generation MXS 3.8 that offers state of the art technology that was previously only found in CTEK’s professional product range. 

The CTEK MXS 3.8 battery charger is an advanced microprocessor controlled battery charger with patented Float/Pulse maintenance for use on batteries from 1.2Ah up to 85Ah. The CTEK MXS 3.8 battery charger solves a broad range of battery problems and is the ideal charger for everyday use. Features of the MXS 3.8 include diagnosis of battery condition to establish if it can receive and retain charge, patented automatic desulphation program and a special ‘Snowflake’ mode for optimum charging on cold winter days. Patented Float/Pulse maintenance means the CTEK MXS 3.8 battery charger is ideal for long-term maintenance. The entire process of battery testing, charging and maintenance is easily followed on the clear LED display.

The CTEK MXS 3.8 battery charger is a fully automatic ‘connect and forget’ 12V charger with 7 charging steps and offers selectable 0.8A, and 3.8A programs. A wide charging range if offered on all lead-acid battery types from 1.2Ah up to 80Ah with additional maintenance capability to 130Ah. The MXS 3.8 boasts a splash proof and dust proof rating (IP65), is easy and safe to use, protects vehicle electronics, is spark-free, reverse polarity protected and short circuit proof. 

This exclusive combo includes a CTEK BUMPER and Comfort Indicator Eyelet M8. The BUMPER which is a high-quality silicon rubber case designed to protect both the charger and the paint work. The Eyelet M8 uses a simple ‘traffic light’ system to show the state of charge of your battery. With Comfort Indicator Eyelet you have a permanent installation.

With a 5 year warranty on the MXS 3.8 and a 2 year warranty on all other components, you’ll have peace of mind.


  • Rated Voltage AC: 220–240VAC, 50–60Hz
  • Charging voltage: SMALL, NORMAL: 14.4V, COLD/AGM: 14.7V
  • Min battery voltage: 2.0V
  • Charging current: 3,8A max
  • Current, mains: 0.5A rms (at full charging current)
  • Back current drain: <1Ah/month
  • Ripple: <4%
  • Ambient temperature: -20°C to +50°C, output power is reduced automatically at high temperatures
  • Charger type: 7 step, fully automatic charging cycle
  • Battery types: All types of 12V lead-acid batteries (WET, MF, Ca/Ca, AGM and GEL)
  • Battery capacity: 1.2–85Ah up to 130Ah for maintenance
  • Insulation class: IP65
  • Eyelet: M8 (8.4 mm) 
  • Cable length: 55 cm
  • Fuse: 15A
  • Power Plug: Australian Standard
  • Rubber Bumper Material: Durable silicone rubber


  • 1 x CTEK MXS 3.8 Battery Charger - (CTEK-56-988)
  • 1 x Comfort Connect Clamp - (CTEK-56-988)
  • 1 x Comfort Connect Eyelet – (CTEK-56-988)
  • 1 x Comfort Indicator Eyelet M8 – (CTEK-56-382)
  • 1 x CTEK Bumper Protector – (CTEK-56-915)
  • User Manual Accessible Online


  • MXS 3.8 Dimension (L x W x H): 168 x 65 x 38mm
  • MXS 3.8 Weight: 0.6kg

SKU: CTEK-56-988-KIT

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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