Complex, modern HVAC system? Meet your Match

The patented, powerful, and deadly accurate AK-900.

The AK-900 comes with a manifold included!

We built one of the world’s first digital refrigeration system analyzers in 1989. Now, we are bringing you the next stage in digital HVAC evolution—the AK-900.

With patented ‘bar-graph technology,’ extreme durability torture tests, and an intuitive ‘tech-focused design’ — the AK-900 is made to help you better understand the loads of data, see the importance of small pressure fluctuations, and better monitor system performance.