HVAC Shop Blog
Testo 558s Kit Guide for Australian HVAC Techs
The Testo 558s kit gives Australian HVAC techs a connected workflow built around the 558s digital manifold, two 115i wireless clamp thermometers, and one 552i wireless vacuum probe. This guide explains what is included in each bundle, how the hose-included version differs, how the kit works on real commercial jobs, and whether the full 558s package is worth the investment.