Calesco-Norells designs heaters for every specific rear view mirror, either in Constant Wattage or PTC. We meet most of the car manufacturer specifications, through high and low power, depending on the allowed maximum temperature on the glass.

With over 20 years of experience in the automotive industry, Calesco-Norells can bring you its know-how in design, heat distribution, respect of OEMs specifications, and can help you determine the best balance between power and defrosting.

Our technicians will develop a heater that corresponds to your requirements, through the most advanced Cad programs.

We are producing both PTC and CW heaters, with adhesives on glass side, backplate side or both sides, depending on your need. We are using different ranges of adhesives to match your backplate and glass technology.

All heaters are tested in our Laboratory, and we supply you with the Data needed for its approval.

We supply over 18 million heaters over the whole world, and our heaters equip most of the well-known cars manufactured today.

Technical info:


Temperature distribution trough Infra-Red camera


Some data related to current consumption in relation with defrosting and maximum glass temperature measured on the technologies we produce today.