Providing continuous capacity modulation for HVAC/R DX systems since 1993 · 100,000+ valves installed in the field

By Vertical

Industries We Serve

Oversized, short-cycling DX equipment shows up everywhere, but the stakes differ by building. Each vertical page follows the same shape: the problem, the APR Control answer, qualified proof, a named case study, and one way to move forward.

Proof you can point to

The strongest evidence lives in healthcare

An independent field study at a major healthcare facility in Virginia recorded 77% fewer total compressor starts and roughly 53% relative humidity held, with zero compressor failures since install (Independent Field Study).

See the healthcare story