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    Test Equipment

    Testo's professional line of test equipment are designed for heating and refrigeration, ventilation, indoor air comfort, electrical testing and building maintenance applications. They also provide equipment for food safety in restaurants and food transport and storage. Find a wide selection of test equipment to fit your application.

    Showing 21 to 40 of 44 products
    Testo 760-2 Digital Multimeter with Capacitance, TRMS, LPF, Auto Setup, Duty Cycle & Temperature-

    Testo 760-2 Digital Multimeter with Capacitance, TRMS, LPF, Auto Setup, Duty Cycle & Temperature
    Model: 760-2 | Order No: 0590 7602

    Sale Price $260.95 USD
    Regular Price $307.00 USD
    Availability 1 Week

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    Quantity
    Testo 760-3 Digital Multimeter with Capacitance, TRMS, LPF, Auto Setup, Duty Cycle, Temperature, 1000V-

    Testo 760-3 Digital Multimeter with Capacitance, TRMS, LPF, Auto Setup, Duty Cycle, Temperature, 1000V
    Model: 760-3 | Order No: 0590 7603

    Sale Price $334.05 USD
    Regular Price $393.00 USD
    Availability 5 Days

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    Testo 770-2 Hook-clamp Digital Multimeter with TRMS & Adapter for Type K Thermocouple, 400A AC/DC-

    Testo 770-2 Hook-clamp Digital Multimeter with TRMS & Adapter for Type K Thermocouple, 400A AC/DC
    Model: 770-2 | Order No: 0590 7702

    Sale Price $293.25 USD
    Regular Price $345.00 USD
    Availability 1 to 2 Weeks

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    Quantity
    Testo 0554 5570 Digital Manifolds, Valve Replacement Kit-

    Testo 0554 5570 Digital Manifolds, Valve Replacement Kit
    Model: 0554 5570

    Sale Price $51.00 USD
    Regular Price $60.00 USD
    Availability 3 in Stock

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    Testo 416 Digital Vane Anemometer with telescopic probe, 118.1 to 7874 fpm, 0.63"-

    Testo 416 Digital Vane Anemometer with telescopic probe, 118.1 to 7874 fpm, 0.63"
    Model: 416 | Order No: 0563 0416

    Sale Price $585.65 USD
    Regular Price $689.00 USD
    Availability 1 in Stock

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    Testo 417 Digital Vane Anemometer, 59.1 to 3937 fpm, 0 to 58,857 CFM-

    Testo 417 Digital Vane Anemometer, 59.1 to 3937 fpm, 0 to 58,857 CFM
    Model: 417 | Order No: 0563 0417

    Sale Price $424.15 USD
    Regular Price $499.00 USD
    Availability 3 in Stock

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    Testo 417 Digital Vane Anemometer Kit with measurement funnels, 59.1 to 3937 fpm, 0 to 259 CFM-

    Testo 417 Digital Vane Anemometer Kit with measurement funnels, 59.1 to 3937 fpm, 0 to 259 CFM
    Model: 417 kit 1 | Order No: 0563 1417

    Sale Price $517.65 USD
    Regular Price $609.00 USD
    Availability 4 in Stock

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    Testo 417 Digital Vane Anemometer Kit with measurement funnels and flow straightener, 59.1 to 3937 fpm, 0.1 to 118 CFM-

    Testo 417 Digital Vane Anemometer Kit with measurement funnels and flow straightener, 59.1 to 3937 fpm, 0.1 to 118 CFM
    Model: 417 kit 2 | Order No: 0563 2417

    Sale Price $624.75 USD
    Regular Price $735.00 USD
    Availability 2 in Stock

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    Testo 425 Digital Hot Wire Anemometer with telescopic probe, 0 to 5905 fpm, -4 to 158°F-

    Testo 425 Digital Hot Wire Anemometer with telescopic probe, 0 to 5905 fpm, -4 to 158°F
    Model: 425 | Order No: 0563 0425

    Sale Price $548.25 USD
    Regular Price $645.00 USD
    Availability 2 in Stock

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    Testo 512-1 Digital Differential Pressure Gauge, 0 to 80 inH<sub>2</sub>O-

    Testo 512-1 Digital Differential Pressure Gauge, 0 to 80 inH2O
    Model: 512-1 | Order No: 0563 1512

    Sale Price $595.85 USD
    Regular Price $701.00 USD
    Availability 1 in Stock

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    Testo 512-2 Digital Differential Pressure Gauge, 0 to 800 inH<sub>2</sub>O-

    Testo 512-2 Digital Differential Pressure Gauge, 0 to 800 inH2O
    Model: 512-2 | Order No: 0563 2512

    Sale Price $600.95 USD
    Regular Price $707.00 USD
    Availability 1 Week

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    Testo 535 Digital CO<sub>2</sub> Measuring Instrument, 0 to 10,000 ppm-

    Testo 535 Digital CO2 Measuring Instrument, 0 to 10,000 ppm
    Model: 535 | Order No: 0563 0535 01

    Sale Price $531.25 USD
    Regular Price $625.00 USD
    Availability 1 Week

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    Testo 545 Digital Lux Meter, 0 to 100,000 lux-

    Testo 545 Digital Lux Meter, 0 to 100,000 lux
    Model: 545 | Order No: 0563 1545

    Sale Price $515.95 USD
    Regular Price $607.00 USD
    Availability 1 to 2 Weeks

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    Testo 565i Smart Vacuum Pump with integrated decay test, 7 CFM-

    Testo 565i Smart Vacuum Pump with integrated decay test, 7 CFM
    Model: 0564 5652 01

    Sale Price $676.60 USD
    Regular Price $796.00 USD
    Availability 4 in Stock

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    Testo 565i Smart Vacuum Pump with integrated decay test, 10 CFM-

    Testo 565i Smart Vacuum Pump with integrated decay test, 10 CFM
    Model: 0564 5653 01

    Sale Price $888.25 USD
    Regular Price $1045.00 USD
    Availability 1 to 2 Weeks

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    Testo 770-3 True RMS AC/DC Clamp Meter with Bluetooth<sup>®</sup>, 1000 V, 600 A-

    Testo 770-3 True RMS AC/DC Clamp Meter with Bluetooth®, 1000 V, 600 A
    Model: 770-3 | Order No: 0590 7703 04

    Sale Price $322.15 USD
    Regular Price $379.00 USD
    Availability 1 to 2 Weeks

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    Testo 770-3 Premium True RMS AC/DC Clamp Meter Kit with Bluetooth<sup>®</sup>, 1000 V, 600 A-

    Testo 770-3 Premium True RMS AC/DC Clamp Meter Kit with Bluetooth®, 1000 V, 600 A
    Model: 770-3 Premium Kit | Order No: 0590 7703 05

    Sale Price $347.65 USD
    Regular Price $409.00 USD
    Availability 1 to 2 Weeks

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    Testo 6621 Temperature and Humidity Transmitter, wall or duct, 2 analog outputs-

    Testo 6621 Temperature and Humidity Transmitter, wall or duct, 2 analog outputs
    Model: 0555 6621

    Designed for building air conditioning applications, this humidity and temperature transmitter is available in wall or duct versions with a long-term stable humidity sensor. Additionally, two analog outputs cover temperature and humidity, and P2A software supports parameterization, adjustment, and analysis. It suits both room and duct installations, with an optional 2-line LCD display.

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    Testo 6631 Temperature and Humidity Transmitter for greenhouses and laboratories, ±2.5% RH-

    Testo 6631 Temperature and Humidity Transmitter for greenhouses and laboratories, ±2.5% RH
    Model: 0555 6631

    Designed for greenhouses and laboratories, this humidity and temperature transmitter monitors critical climates for biological research with a long-term stable humidity sensor rated at ±2.5% RH. Additionally, an integrated ventilator directs airflow onto the sensor for an averaged climate reading. Its housing integrates the probe to protect electronics from moisture.

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    Testo 660X Series Digital Probe-

    Testo 660X Series Digital Probe
    Model: 0555 6600

    The testo 6651 rises to special challenges. Paired with the testo 660x probe series, it becomes the top choice for demanding air conditioning technology and a wide range of other applications.

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    Showing 21 to 40 of 44 products

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