Infinity Primus Amplifiers provide the technology of the true Infinity performance at an affordable price while having the features you need to properly fine tune and optimize you audio system performance.

Infinity Primus Amplifiers are designed with on-board circuitry to protect them from shorts, temperature extremes, overvoltage and undervoltage.

Including speaker-level inputs from 1Vrms to 25Vrms, and low-level inputs from 200mVrms to 5Vrms let Infinity Primus Amplifiers integrate with almost any audio input.

The OEM load detection system ensures compatibility with factory head units that require specific resistance for optimal operation. This feature enhances compatibility without the need for extra hardware, streamlining the installation process.

Infinity believes that life is defined by what you experience. Music helps people have experiences that are more extraordinary, by fully immersing them in each moment. To help people have rich experiences, Infinity creates sound that draws people in and heightens the feeling. Infinity is dedicated to delivering sound that elevates life.