Gigavac

GTM400 Bi-directional Contactor 1500V/400A

The GTM400 and GTM500 are the first products released as a part of Sensata’s new GTM contactor family which feature glass-to-metal seals (GTMS) - an industry first in contactor design. Glass-to-metal sealing is a technique used to create effective electrically-insulative hermetic seal technology. Leveraging over 50 years of expertise in GTMS, Sensata has engineered its GTM series of contactors to ensure best-in-class performance and reliability. • Robust High Voltage/High Power load break bi-directional DC contactor. • Designed for high voltage Power conversion equipment OEM’s: Photovoltaic/Battery inverters, battery pack designers, DC combiner boxes and other HVDC industrial drive systems. • Mechanically linked auxiliary contacts for critical safety applications. • Reliable indication of the main contacts in the closed position.

Manufacturer

Gigavac

Auxilary contact

Yes

Contact config

Normally open (NO)

Continuous current

400A

Max current

2000A

Mechanical cycles

300000

Mounting

Up-Right

Product sheet

GTM400.pdf

Gigavac

gigavac-200.png

Gigavac is a U.S.-based manufacturer specializing in high-voltage relays and hermetically sealed contactors for applications that demand high reliability and safety. Founded in 2003 and headquartered in Carpinteria, California, Gigavac has been part of Sensata Technologies since 2018—a global leader in sensor systems and power control.

Gigavac’s solutions are used across a wide range of industries, including electric vehicles, energy storage, renewable energy, industrial automation, transportation, and aerospace. The company focuses on delivering robust components capable of withstanding extreme environmental conditions, high voltages, and demanding load cycles, making them ideal for modern electrified systems.

All products are manufactured to strict quality standards and are often implemented in safety-critical applications where performance and reliability are essential. With expertise in high-voltage control and a strong drive for innovation, Gigavac has established itself as a key supplier for next-generation power systems.

Read more: Gigavac 

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