MultiCharger 1205R Flex

Maintenance charger

Compact 12V/5A maintenance charger with flexible cables and an adjustable bracket that makes it easy to install in cramped engine compartments.

Art. nr: 450015


MultiCharger 1205R Flex is a 12V/5A maintenance charger perfectly adapted modern battery technology. More compact than similar chargers, it has flexible cables and an adjustable bracket that makes it easy to install in engine compartments with minimal available space.

MultiCharger 1205R Flex replaces MultiCharger 1203 in WarmUp kits. Compared to its predecessor it has 67% more power and takes 60% less space.

Regular charging ensures that the battery is always fully charged and able to start your vehicle. It also reduces fuel consumption and extends the life expectancy of the battery. Read more about the benefits of using a full WarmUp system here.

Features – 1205R Flex:

  • Compact and easy to install – flexible cables, flexible bracket, PlugIn connectors, compact.
  • 5A charging current.
  • Advanced switch-mode technology protects the battery and allows the charger to remain plugged in.
  • Temperature-compensated charging voltage ensures optimal charging under all conditions.
  • Light indicators let you monitor the charging status.
  • New, waterproof connections reduce the risk of corrosion.
  • It provides power distribution to the engine and interior heater.
  • It has an integrated relay for switching engine and interior heater on and off.
  • MultiCharger 1205R Flex is Splashproof (IP 65)

Technical description

DEFA AS is conforming to the requirements of both ISO 9001- 2008, ISO 14001:2004 and OHSAS 18001:2007. In addition to this, our engine heaters and cables are conforming to the requirements of ISO/TS 16949:2002.

Rated output/power
Charging current
Operating temperature
Charging voltage
IP rating
PlugIn outlet
Maintenance charging
230V 50-60Hz
-40°C / +40°C
14,4V @ 25°C
230V - 16A
HWD: 95/71/38mm
EN 60335-2-29:2004 + A2:210, EN 60335-1:2012 + A11:2014, EN 62233:2008, EN 55014- 1:2006 + A1:2009 + A2:2011, EN 61000-3-3:2013, EN 61000- 3-2:2014, EN 55014-2:2015