TESTO 557S Smart Digital Manifold Tool

The TESTO 557S Smart Digital Manifold Tool is a game changer for anyone working with HVAC systems. It’s packed with features that make your job easier, like Bluetooth connectivity that syncs with your smartphone. You’ll love the clear display screen showing all the measurements you need at a glance. It keeps tabs on pressures and temperatures, and it has built-in calculations for superheat and subcooling, so you can get accurate readings quickly. Plus, it’s rugged and durable, made to handle tough job site conditions.

This manifold tool helps save time. The TESTO 557S can store data and create reports you can access right from your phone, which cuts down on paperwork and lets you focus on what really matters—getting the job done. It comes with pre-installed refrigerant data, so no need to flip through manuals or constantly search online. Whether you’re troubleshooting or doing routine maintenance, this tool is designed to make your life easier and ensure you get reliable results every time.