product

Testo

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

Refrigeration Technology

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Pressure

Smart Probes Testo 549i - Pressure Meter

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

Testo 760-1 - Digital Multimeter

Testo digital multimeter 760-1: The FIRST automatic digital multimeter ever
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Electrical

Testo 760-2 - Digital Multimeter

Testo digital multimeter 760-2: The FIRST automatic digital multimeter ever
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Electrical

Testo 760-3 - Digital Multimeter

Testo automatic digital multimeter 760-3: The multitasker for all important professionals in the electricity sector
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Electrical

Testo 745 - Non Contact Voltage Tester

The testo 745 non-contact voltage tester: Quick and easy determine voltage or de-energization
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Electrical

Testo 750-1 - Voltage Tester

Testo 750-1 voltage tester: Comfortably legible from ANY position
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Electrical

Testo 750-2 - Voltage Tester

Testo all-round display voltage tester 750-2: Quickly determine single pole testing
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Electrical

Testo 750-3 - Voltage Tester

Testo all-round display voltage tester 750-3: the first and foremost suitable for determining voltage or de-energization on electrical circuits or systems.
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Electrical

Testo 755-1 - Current/Voltage Tester

The first voltage tester with current measurement is here: the testo 755-1.
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Electrical

Testo 755-2 - Current/Voltage Tester

With the testo 755-2, you are equipped for the most important tasks of the working day.
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Electrical

Testo 770-1 - Clamp Meter

Testo clamp meter 770-1: unique grab mechanism for measurement in tight position
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Electrical

Testo 770-2 - Clamp Meter

Testo clamp meter 770-2: the unique grab mechanism that also measures current
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Electrical

Testo 770-3 - Clamp Meter

Testo clamp meter 770-3: the ideal clamp amperemeter for demanding measuring tasks in tight application
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Temperature

Smart Probes Testo 115i - Temperature Meter

Testo 115i clamp thermometer: the ideal instrument for carrying out servicing and troubleshooting on AC/R systems
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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.
Gas and Particles

Testo 316-3 - Gas Leak Detector

The testo 316-3 refrigerant leak detector can detect all the most common cooling agents and locate even the smallest leaks.
Gas and Particles

Testo 316-4 set 1 - Gas Leak Detector

Everything you need for professional leakage detection: the testo 316-4 set 1 with leak detector for all common refrigerants CFC, HFC, HCFC and H2.
Gas and Particles

Testo 316-4 set 2 - Gas Leak Detector

The testo 316-4 set 2 with leak detector for ammonia (NH3) including refrigerant sensor head, case, mains unit and earphones – for fast, reliable leak location.
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