Solid State Power Amplifiers (SSPAs)

Stellant’s solid state power amplifiers (SSPA) are designed for use in the most demanding applications, such as airborne, missile, radar, and communications. Based on cutting-edge technology and various architectures, they combine high efficiency and power levels with a small footprint.


At Stellant, we’re always looking to push the limit. While our products may serve a prescribed function and market, they can also fulfill yet-to-be imagined or discovered needs. Have a special requirement? Go farther with us and let us rise to the challenge.

  • Space: The Power Behind a Better Satellite

    Our legacy includes being the only domestic supplier of space-qualified TWTs and TWTAs - which can be found onboard more than 200 satellites today.

    Learn More
  • Defense: Operation and Durability

    Whether in peace or conflict, Stellant’s solutions provide state-of-the-art power, bandwidth, and efficiency for airborne, naval, and ground-based applications.

    Learn More