Defa Engine preheater type 421

DEFA Motor Warmers Made Easy

Electric block heaters are ideal for short-distance commuters. We develop optimized engine warmers for every vehicle on the market. A DEFA engine warmer reduces engine wear, lowers fuel consumption, and decreases harmful emissions.

Please specify the desired type in the comments when placing your order. We will contact you regarding pricing and delivery times.

Efficient Heating
Our technical team selects and develops the ideal heating solution for every new car on the market. This ensures that you always receive the most efficient warmer for your engine. This efficiency means that the engine heats up faster and runs more smoothly when you start driving.

Easy Installation
All our engine heaters are designed for easy installation. Our new PTC hose heater comes with 180°(x2), 135°, and 90° end fittings, making installation in most vehicles very straightforward. It is also available in three dimensions: Ø16, Ø18, and Ø19.

Complete Control
By installing a complete WarmUp system, you have full control over your electric block heater using your mobile phone. A complete WarmUp system also includes an interior heater and a battery charger.