The testo 770 series identifies the testing in-process and automatically selects the correct meter configuration, which saves you time and increases your accuracy.

The testo 770 series of instruments is rich in the features HVAC techs need and want, including TRMS, starting current, and frequency measurement.

Testo’s history of efficiency, innovation, and quality now extends to the entire electrical lineup. Once again, Testo brings high value, feature-packed products to the HVAC contractor market.

In addition to the standard functions of the testo 770-1 hook clamp meter, the testo 770-2 includes a thermocouple adapter, and measures microamps.

Features:

Unique hook-on function separates and grabs wires, without using your hands
Retractable post makes hook release fast and easy
µA for flame rod (ignition flame sensor) testing, and can measure temperature using type K thermocouple adapter

More products TESTO

TESTO 750-3 - DIGITAL VOLTAGE TESTER WITH GFCI TEST

• GFCI Test Function
• 3-digit LCD showing the actual voltage
• measurements
• Patented all-around viewable LED voltage bar indication
• Built-in flashlight for testing in dark places

TESTO 805I - INFRARED THERMOMETER WIRELESS SMART PROBE

• Measures non-contact temperature
• Optic target ratio (10:1)
• Measurement area indicated by a circular laser pattern, which assures accurate assessments
• Photograph objects with smart device, capturing measurement marker and temperature values for reference and reporting

TESTO 184 T3 - TEMPERATURE USB TRANSPORT DATA LOGGER WITH LCD DISPLAY

• Long battery life of up to 500 consecutive days with large memory capable of 40,000 readings
• Replaceable battery for unlimited use
• PDF Reports allow for quick access to non-corruptible documentation - without installed software!
• NFC (Near Field Communication) allows for easy access of documentation with a compatible device

TESTO 926 - TEMPERATURE METER

• Connectivity for an attachable/wireless sensor
• Wide range of optional sensors to suit your individual needs
• User-defined thresholds / audible alarm alerts when threshold exceeded
• Certified according to HACCP and EN 13485 / ideal for use with food

TESTO 550 - DIGITAL MANIFOLD KIT WITH BLUETOOTH

• Bluetooth / app integration for monitoring, report generation, and sending reports and invoices via email (range of 65 feet)
• 2-way valve block with three connections
• 60 refrigerant profiles stored in the instrument
• Simplified menu structure using ESC key

TESTO 316-1 - GAS LEAK DETECTOR

• Speedy and accurate leak detection in natural gas pipes
• Audible and two-stage visual alarm
• Audible alarm if limit value is exceeded
• Optical alarm

TESTO 608-H1 - THERMAL HYGROMETER

• With dew point calculation and max/min display
• Humidity sensor is not affected by condensation
• Large, clear display
• Durable quality: capacitive humidity sensor with long term stability for many years of measurement

TESTO 610 - POCKET-SIZED AIR HUMIDITY MEASURING INSTRUMENT

• Long term stable Testo humidity sensor
• +/-2.5% RH accuracy
• Dewpoint calculation and wet bulb included
• Protective cap for safe storage

TESTO SAVERIS 2 - SET FOR TEMPERATURE MONITORING IN REFRIGERATORS

• Automatic temperature monitoring in refrigerators: reliable and convenient
• Clever alarm system: warning by e-mail or SMS for critical temperature values
• Access to measuring value documentation possible at any time
• Advantage of the set: equipment ideally suited for refrigerator temperature monitoring and attractive price

TESTO 317-2 - GAS LEAK DETECTOR WITH OPTICAL TREND DISPLAY

• Display of gas concentration via bar display
• Self-test of sensor after switching on
• Pitch of alarm rises along with gas concentration
• Battery monitoring with optical display