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We protect your electrical equipment. Worldwide.

Specialized in the production of surge arresters since 1960

The arrester company

Today, Tridelta surge arresters stand worldwide for best quality, high reliability and maintenance-free operation over the entire service life. Our portfolio of surge arresters for system voltages from 1 kV to 800 kV is complemented by arresters for customer-specific special applications.

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Our surge arrester portfolio

At Tridelta Meidensha, we offer surge arresters to protect your electrical equipment. Our portfolio includes voltage ranges from 1 to 800 kV, surge arresters for medium and high voltage ranges, DC surge arresters, monitoring devices and solutions for your special requirements.

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High voltage

Surge arresters for high-voltage applications up to 800 kV

Medium voltage

Surge arrester in silicone housing up to 51 kV for the protection of transformers, switchgear and cable terminations in enclosed spaces or as outdoor application

DC surge arresters

Surge arresters up to 4.8 kV DC for use on rail vehicles or trolleybuses and for protecting rectifier systems and overhead lines


Surge arrester monitoring solutions for early detection of impending faults

Special applications

In addition to our standard delivery program, we offer customer-specific surge arrester solutions

We protect you.

Surge arresters are needed for various applications to protect electrical equipment. Here we give you an insight into our know-how.

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Worldwide service

We can offer you surge arrester solutions for your requirements at your location through our global agent network. Contact us right away!

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