Measuring temperature and humidity
Temperature and humidity are both important test values during commissioning and also maintenance, for determining whether a refrigeration system or heat pump is in perfect condition.
Temperature and humidity measuring instruments
One App for all applications.
The testo Smart App guides you quickly and easily through measurements on refrigeration, air conditioning and heating systems.
Now new:
PRO measuring programs for increasing the efficiency of your applications
Multifunctional
Compatible with all Bluetooth-enabled Testo measuring instruments
Efficient
Direct report dispatch by e-mail
Fast
All measurement values at a glance
Easy
Intuitive measurement menus
Clever
Free download, free use
NEW
PRO measuring programs
Other applications
Manifolds and Smart Probes
Refrigeration circuit control
Efficient and reliable testing of systems
Vacuum gauges
Evacuating/ vacuum measurement
Fully automatic evacuation and high-precision pressure measurement
Leak detectors
Leakage testing/tightness test
Reliable detection of the smallest leaks for all common refrigerants
Electrical measuring instruments
Electrical testing
Safe testing of all electrical parameters of equipment and components
What’s new?
Measurement technology for heat pumps
With a digital manifold, you carry out the commissioning and servicing of heat pumps quickly, flexibly and precisely. The intuitive touchscreen, the clear visualization of the readings and the Bluetooth connection to the probes and testo Smart App all make measurement and documentation easier.
Pressure and temperature testing
Controlled refrigerant service
Easy tightness testing and evacuation
All about refrigeration measuring technology
Refrigeration knowledge in three modules
Download the exclusive practical guide for free now.
Understanding refrigeration systems
Evaluating refrigerants
Thermodynamics
Main components of the compression refrigeration circuit
Subcooling / Superheating
And much more ...
The digital manifolds in use
With the testo 558s, the system density can be assessed easily and reliably, thanks to the clear visualization of pressure values and temperature compensation.
Thanks to the large colour display and wireless connection to the probes, all important parameters are visible at a glance. The 30-minute trend curves also ensure even more reliable analysis.
Just know
what works.
More news, more tools: In our free HVAC/R magazine, you can find out all about the major technological trends in the industry, get valuable professional tips and exciting insights into the testo Smart World.
Trend radar:
Technologies of the future
The smartest manifold of all time
New, smart refrigeration portfolio
Exclusive professional tips
And lots more!
