Absolute Pressure Gauge "testo 511"

Pocket-sized absolute pressure gauge

last updated May 20, 2025

Differential Pressure Gauge "testo 510"

Pocket-sized differential pressure gauge

last updated Feb 28, 2025

Differential Pressure Gauge "testo 512-1/2"

For measuring airflow using room differential pressure and Pitot tubes.

last updated Feb 28, 2025

Multi-environment measuring instrument (with differential pressure sensor) 'testo 440 dP'

Memory-equipped differential pressure gauge

last updated Feb 28, 2025

Differential Pressure Gauge "testo 420 dP"

Memory-integrated differential pressure gauge

last updated Feb 28, 2025

Smart Manifold "testo 550i"

Introducing a super compact manifold exclusively for app operation, weighing only 595g!

last updated Mar 13, 2025

Digital manifold 'testo 550s/557s'

Choose from over 90 types of refrigerants! Large display with backlight that also supports Japanese language.

last updated Mar 13, 2025