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Temperature Protection

Temperature protection


The category temperature protection includes irreversible temperature protection, PTC thermistors, temperature switches with self-hold, automatic or manual reset.

The area of application of these components Is from -45°C to +425°C.


Temperaturschalter und Temperatursicherungen

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Temperature controller

Temperature controllers


The temperature controllers from Alpha Therm include small and cost-effective bimetal controllers with up to 2 million switching cycles as well as a wide range of electronic temperature & humidity controllers.

Mechanische und elektronische Temperaturregler

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Temperature sensor elements

Temperature sensor elements

In the category of temperature sensor elements are NTC and PTC thermistors as well as platinum measuring resistors

(Pt100, Pt1000).


These high-precision components change

their resistance values with increasing or falling temperature and can be used depending on the type from -200°C to +1000°C.

Pt100, Pt500, Pt1000, NTC & PTC Thermistor, KTY

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Temperature sensors

Temperature sensors


The Alpha Therm sensors include a wide range of standard solutions. Together with you, we optimize these standard solutions for your application.


Temperaturfühler & -sensoren

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Mechanical switches

Mechanical switches


Schalter & Taster


Functionality and reliability combine the wide range of mechanical switches and buttons from Alpha Therm.


With customer-specific design and high quality standards, these cost-effective components convince.

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Overload protection

Overload protection


Under the category of overload protection, Alpha Therm carries NTC and PTC thermistors as well as self-resetting current fuses, polymer PTCs or also PPTCs.

Überlastschutz NTC & PTC Einschaltstrombegrenzer, Polymer PTC

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Overload protection

Over voltage protection


Metal oxide varistors and gas discharge tubes are among the components which Alpha Therm offers for reliable overvoltage protection.

Varistor, Gasableiter, Suppressor- & Zenerdioden


α Therm


Alpha Therm GmbH - Your specialist for temperature-limiting

safety components, sensor elements or sensors

© 2017 Alpha Therm GmbH

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Temperature protection

Temperature Protection

Temperature sensors

Temperature sensors

Overload protection

Overload protection

Surge protection

Surge protection

Temperature sensor elements

Temperature sensor elements

Temperature controller

Temperature controller

Mechanical switches

Mechanical switches

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