Solar Water Heater

The thermostat and heating element, together with tank, are essential elements of the solar water heater, ensuring hot water in case of a shortfall in solar energy.

The choice of materials and design suitable for the water condition, the tank material and the desired heating performance are essential elements in ensuring solar water heater safety, reliability, low noise functioning and long lasting performance. At the same time, a reliable and precise thermostat ensures that the appliance works properly and safely, avoiding even temporary shortages of hot water.


Thermowatt is among a select few worldwide market leaders that are capable of developing and providing a full range of thermostats, heating elements and accessories for water heaters. Our Customers experience the simplicity of having a unique supplier for both heating elements and thermostats, designed as a “system product” to ensure high performance.

Our products are well known all over the world for their quality, safety and reliability and are certified by the most prestigious institutes such as VDE, UL, IMQ. With over 50 years’ experience in the field of water heater components, Thermowatt has gained unique experience and developed the most comprehensive portfolio of products to match Customers’ requirements worldwide.

four pillars, for constantly evolving ideas.

& Experience

After 50 years of developing high quality electric heating elements and thermostats we reached a unique know-how.

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Continuous investments and listening to the customer needs are key to a company policy aimed at constant innovation.

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360° Support

Our support starts during the product design and goes on, step by step, till the after-sale.

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Quality, Reliability and Safety

Our Full Reliability Approach guarantees best in class products certified by the major international institutes.

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