Directly from the manufacturer
Free delivery within Malaysia
Fast delivery
Secure payment
Directly from the manufacturer
One Instrument. Endless Possibilities.
testo 440 - Measure multiple HVAC parameters with a single device
Save 10% on selected testo 440 kits
Promotion Period: 1 June – 31 August 2026
Versatility in a compact design
Welcome to a new era: the testo 440 combines a compact hand-held measuring instrument with intuitive measurement menus and a comprehensive selection of air velocity & IAQ probes. Use it to keep all your air conditioning and ventilation measurements safely and reliably under control.
Intuitive measurement menus
Clearly structured menus for volume flow, K factor, degree of turbulence, heating/cooling output, mould detection and long-term measurement are programmed into the instrument.Wireless convenience
All the testo 440 probes are also available as wireless Bluetooth versions. This makes for less cable clutter in the measuring case.Clear display
Measurement configuration and display of readings and measurement results at a glance.Particularly economical
The testo 440 saves you money:
the measuring instrument does not need to be calibrated, it measures all air velocity & IAQ parameters and the probes can be flexibly extended.
Use these tips to measure more effectively
Measurement menus
The intuitive measurement menus
The menus programmed into the instrument guide you efficiently through volume flow measurements in ducts and at outlets, K factor and Pitot tube measurements.
Probe comparison
All probes for the testo 440
Which probe for which application? Download probe comparison now and find out all about the testo 440 portfolio of probes.
Laboratories/Cleanrooms
The comprehensive testo 440 brochure
A wealth of product knowledge relating to the testo 440:
All probes and accessories
Special kits for any application
Details on the intuitive measurement menus