product

Testo

The ideal measuring instrument for every measurement from anemometer to data monitoring system.
With best accuracy and user-friendliness.

Pressure

New Product
Pressure

Smart Probes Testo 549i - Pressure Meter

Smart Probes Testo 549i high pressure instrument: the perfect tool for testing refrigeration system.
New Product
Pressure

Testo 440 dP - Differential Pressure, Air Velocity, and IAQ Instrument

Testo 440 dP is a precise and reliable measurement of all differential pressure, air velocity and IAQ parameters with just one measuring instrument.
New Product
Pressure

Smart Probes Testo 510i - Pressure Meter

Smart Probes Testo 510i differential pressure: professional measuring technology and smartphone operation for measuring differential pressure, air flow velocity and volume flow.
New Product
Pressure

Smart Probes Refrigeration Set

Testo Smart Probes Refrigeration set: ideal for carrying out servicing and troubleshooting on air conditioning and refrigeration systems, as well as for installing them.
New Product
Temperature

Smart Probes Heating Set

Testo Smart Probes Heating set: check all heating system temperatures and pressures in conjunction with your smartphone
Air Flow

Testo 510 - Pressure Meter

Testo 510 differential pressure meter: the ready-to-go and precise instrument
Air Flow

Testo 480 - VAC Multifunction Meter

Testo 480 VAC Multifunction Meter: the highest-precision digital temperature, humidity and velocity meter
Pressure

Testo 512-1 - Pressure Meter

Testo 512-1 differential pressure meter : measure from 0 to 2 hPa
Pressure

Testo 512-2 - Pressure Meter

Testo 512-2 differential pressure meter: measure from 0 to 20 hPa
Pressure

Testo 512-3 - Pressure Meter

Testo 512-3 differential pressure meter: measure from 0 to 200 hPa
Pressure

Testo 521-1 - Pressure Meter

Testo 521-1 differential pressure meter: the beginner precise differential pressure meter with pitot tube
Pressure

Testo 521-2 - Pressure Meter

Testo 521-2 differential pressure meter: the medium precise differential pressure meter with pitot tube
Pressure

Testo 521-3 - Pressure Meter

Testo 521-3 differential pressure meter: the professional presice differential pressure meter with pitot tube
Air Flow

Testo 435-3 - Multifunction Meter

Testo 435-3 VAC Multifunction Meter: the entry level VAC measurement that equipped with differential pressure meter
Air Flow

Testo 435-4 - Multifunction Meter

Testo 435-4 VAC Multifunction Meter: the professional VAC and Indoor Air Quality Meter
Pressure

Testo 6351 - Pressure Transmitter

Testo 6351 differential pressure transmitter for measuring differential pressure, flow velocity and volume flow
Pressure

Testo 6321 - Pressure Transmitter

Testo 6321differential pressure transmitter is a good price-performance ratio for applications in air conditioning and ventilation technology.
Pressure

Testo 6383 - Pressure Transmitter

Testo 6383 differential pressure transmitter for measuring differential pressure in a cleanroom-compliant panel design.
Pressure

Testo 6381 - Pressure Transmitter

Testo 6381 differential pressure transmitter was specially designed for monitoring differential pressure, flow velocity, volume flow, and with additional temperature and humidity.
Humidity

Testo 622 - Thermohygro and Barometer

The testo 622 thermo hygrometer and barometer is ideal for monitoring the ambient air.
Pressure

Testo 176 P1 - Absolute pressure, temperature and humidity data logger

Testo data logger 176P1 measures temperature, humidity, and atmospheric pressure with guarantee high data security and reliable measurement results on the basis of modern measurement technology.
Pressure

Testo 512-4 - Differential pressure meter

Testo 512-4 differential pressure meter: measure from 0 to 2000 hPa
Pressure

Testo 511 - Pocket-sized absolute pressure meter

Testo 511 Absolute Pressure is the pocket line unit for measure absolute pressure in ducts, laboratories and production processes.
Pressure

Testo 526-1 - High-precision differential pressure measuring instrument

The testo 526-1 is a high-precision differential pressure measuring instrument with accuracy ± 0.1% of final value.
Pressure

Testo 324 - Pressure/gas leak detector

Professional pressure/leak detector for installation, maintenance and service of gas and water pipes.
Pressure

Testo 526-2 - High-precision differential pressure measuring instrument

The testo 526-2 is a the highest-precision differential pressure measuring instrument with accuracy ± 0.05% of final value.
Refrigeration

Testo 549 - Digital manifold

Testo 549 digital manifold: the entry level for refrigeration systems and heat pumps.
Refrigeration

Testo 550 - Digital manifold

Testo 550 digital manifold: the bluetooth manifold for refrigeration systems and heat pumps.
Pressure

Testo 552 - Digital vacuum gauge

Testo 552 digital vacuum gauge: the high-precision vacuum gauge for evacuating refrigerant systems or heat pumps.
Refrigeration

Testo 570-1 - Digital manifold

Testo 570-1 digital manifold: the professional manifold for measuring, analysing and documenting
Refrigeration

Testo 570-2 - Digital manifold gauge

Testo 570-2 digital manifold: The professional manifold for measuring, analysing and documenting equipped with software
Refrigeration

Testo 557 - Digital manifold

Testo 557 digital manifold: the bluetooth manifold for commissioning, service and maintenance