Industrial Tubes

Penta manufactures a vast selection of power vacuum tubes used in industrial applications. Included are diverse manufacturing operations like welding, surface hardening, hot forming, plastic sealing, soldering and heat-sealing.

The firm's highly acclaimed RF amplifier power grid tubes have proven to be exceptionally reliable in harsh industrial environments.

Other specialized applications include instrumentation amplifiers, microwave sterilization, pre-heating of food products.

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