Smart to run. HVAC/R.
Be efficent.
Identify losses, optimize systems, reduce costs.
Connected HVAC/R work.
Smart to run. HVAC/R.
Be efficent.
Identify losses, optimize systems, reduce costs.
Efficient climate control.
Smart to run. HVAC/R.
Be efficent.
Identify losses, optimize systems, reduce costs.
Simplified refrigeration workflows.
Smart to run. HVAC/R.
Be efficent.
Identify losses, optimize systems, reduce costs.
Reliable heating performance.
Smart to run. HVAC/R.
Be efficent.
Identify losses, optimize systems, reduce costs.
Connected HVAC/R work.
Smart to run. HVAC/R.
Be efficent.
Identify losses, optimize systems, reduce costs.
Efficient climate control.
Start with smarter HVAC/R work.
Connected tools fit naturally into the way you work – helping you measure faster, adjust systems with confidence and stay efficient across climate, refrigeration and heating.
Right tool. Every job.
A comprehensive HVAC/R portfolio gives you the right device for every application.
Fully connected
Devices, app and cloud connect teams and workflows in one HVAC/R system.
Work flows
Intuitive operation, guided steps and parallel measurements simplify HVAC/R jobs.
Ready for what’s next
Tools and updates support efficient work as technologies and requirements evolve.
Redefining HVAC/R efficiency.
With centralized data, smarter workflows and a new cloud-based management system, you get the job done easier, faster and with confidence – now starting with refrigeration.
Discover the new smart HVAC/R World of Testo.
Be among the first.
Boost efficiency. Reduce complexity. Step into a new era of cloud-based HVAC/R data management – starting with refrigeration.
Keep up with HVAC/R.
HVAC/R is moving fast. Get updates on new tools, smart features and real-world applications.
Ventilation and IAQ technology
Flexible tools and smart probes for efficient climate control.
testo 400
One device. Complete climate control.
Guided workflows save time
Intuitive handling simplifies complex tasks
Flexible probes prortfolio covers every climate job
Precision that stands out
Large airflows.
Measured light. Measured right.
testo 420
Precise airflow readings
Lightweight design
Effortless handling
Compact class.
Focused tools. Fast results.
testo 417 – Compact vane anemometer
Fast volume flow checks
Ideal for quick balancing and adjustment of ventilation systems
Clear results and instant documentation via the testo Smart App
Better together.
Unlock the full potential of your compact class: guided measurements, instant documentation and all results in one place.
Practical know-how for efficient climate work.
Air balancing. Step by step.
Guided workflows for efficient and standard-compliant ventilation checks.
Multi-site measurements clearly organised.
Assign readings directly to sites and measuring points – less manual work, clear documentation.
Testo Insider:
Our climate measurement portfolio covers everything from quick indoor air quality checks and airflow & volume flow measurements to detailed, standards-compliant comfort assessments – with the right solution for every customer need. My focus remains clear: make everyday work as simple as possible, with results you can rely on. Wireless probes, structured workflows, and instantly analyzable data – that’s how we bring practical digitalization to climate measurement technology.
Leonie Weißer
Product Manager Climate
Refrigeration technology
Simplified refrigeration workflows –
powered by testo Smart Connect.
testo 558s
The heart of connected refrigeration work.
All key values at a glance
Connects wirelessly across the Testo refrigeration portfolio
Data flows into testo Smart Connect
Built to keep you productive all day
All as one.
Jobs, devices and teams come together in one system, keeping everyone aligned and every job moving forward – starting with refrigeration.
Built for your workflow.
One connected refrigeration system bringing devices, app and cloud together – from installation to evacuation and charging, every step works as one from the start.
testo Smart Connect
Cloud-based data management for connected HVAC/R work – starting with refrigeration.
Digital manifold – testo 558s
Guided workflows and clear readings – fully integrated into testo Smart Connect.
Digital scale – testo 560i
Automatic charging based on target superheat, subcooling and weight.
One connected system
Devices, app and cloud seamleasly integrated.
Safe in daily work
Fully compatible with A3 and A2L refrigerants.
Less coordination. More control.
Automated processes reduce effert and prevent errors.
Reliable results. Every time.
Standardised processes ensure consistent performance.
Heat pump sets.
Ready for efficient commissioning.
Complete heat pump kits for fast commissioning, precise adjustment and reliable documentation.
Step-by-step guidance.
Including ATEX safety.
Automatic Evacuation made easy
Step-by-step checklist for fast and reliable evacuation.
Testo Insider
What our customers say
It’s so intuitive – just like using a smartphone. That’s not something I’ve experienced with other manifolds. It has a great selection of refrigerants and a brilliant feature that shows system pressures as a clear graph. Truly a fantastic bit of kit.
Chloe Jennings
Delta T Refrigeration
Heating technology
Optimize heating systems –
reduce energy losses with smart measurement tools.
testo 300 NEXT LEVEL
Efficiency. Accelerated.
Second screen function with the testo Smart App
Up to 4 parallel measurements for faster results
Smart touch display for intuitive operation
Fast, digital documentation
Pair once. Work smarter.
Second screen support, structured data and fast documentation – all in one app.
testo Smart Probes HVAC kit.
Simple tools. Reliable results.
Wireless smart probes enable parallel measurements – for faster checks and efficient heating service.
Heat pump sets.
Ready to get started.
Everything you need for efficient heat pump commissioning – in one coordinated kit.
Checklists and tips for efficient heating workflows
Parallel measurement checklist
Step-by-step checklist for efficient parallel measurements with the testo 300 NEXT LEVEL.
In use every day.
Trusted in real HVAC/R work.
Testo is our perfect partner for all service assignments: As we place a very high value on quality, we only use the latest technology in measuring and testing equipment. Testo is our perfect partner for all service assignments in the field of heating and cooling solutions.
Mellano Hellwig
Team Leader Field Support, Panasonic Heating
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