A better way to start the day

Few things are less pleasant in the morning than scraping a thick layer of ice of your windows before getting into a bitterly cold car. With DEFA WarmUp you no longer have to. Make winter warmer with the worlds best selling electrical preheating system.

WarmUp benefits:

More comfort

  • A warm car each morning
  • Windows free of ice & snow

Set your regular departure times in the DEFA app and have your car heated and ready when you leave.

A happier car

  • Reduced engine wear
  • A fully charged battery

A heated engine starts easier, is better lubricated and more efficient. Regular charging ensures that your car always will start.

A healthier environment

  • Up to 24% reduced fuel consumption
  • Up to 71% reduced emissions

A preheated engine and a charged battery increases efficiency, lowers consumption and reduces your emissions.

How it works

App control:

WarmUp GPS Link

  • Control your system from anywhere in the world
  • Preset heating for up to 6 daily departure times
  • Monitor temperature inside and outside the vehicle
  • Monitor battery status and be alerted if the batter runs low
  • Receive alert if power is not connected

Only with GPS Link:

  • Security – Receive alerts if your car is stolen or moved
  • Finder – Locate your car and forward coordinates
  • Speed Alert – Receive alerts if a set speed limit is exceeded

WarmUp GPS Link is a subscription service.
See: Prices and subscription information.
The DEFA app is available for Android and iOS.

WarmUp Bluetooth®

  • Control your system within Bluetooth range (In close proximity to the car)*
  • Preset heating for 2 daily departure times
  • Monitor outside temperature**
  • Monitor battery status**
  • Receive alert if power is not connected**
  • Receive alert if cable is connected when the car is started**

* Range may be affected by walls and terrain.
** Within Bluetooth range

WarmUp Bluetooth does not require a subscription.
The DEFA app is availabe for Android and iOS.

Environmental benefits


Engine heater

The engine heater preheats the engine and motor oil, ensuring better lubrication and reduced friction. This reduces wear and fuel consumption. Order separately!

Read more

Interior heater

The Termini™ interior heater ensures that your car interior is preheated to a comfortable temperature and that your windows are free of ice and condensation.

Read more

Battery charger

The MultiCharger keeps your battery fully charged. This ensures that your car will have the power necessary to start and prolongs battery life.

Read more