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 549I - REFRIGERATION PRESSURE WIRELESS SMART PROBE

• Measures high-side or low-side refrigerant pressure (or both simultaneously, with 2 probes) in AC and refrigeration systems
• No hoses required; clean, simple, and accurate
• Low-loss refrigerant pressure testing!
• Use with the testo 115i pipe-clamp temperature probes for automatic superheat and subcooling calculations

TESTO 526-1 - DIFFERENTIAL PRESSURE MEASURING INSTRUMENT 0 TO 2000 HPA (ACCURACY &PLUSMN;0.1% OF F.V.)

• Temperature-compensated differential pressure sensor
• Multi-point and timed mean calculation
• Recording of measurement data with freely selectable measuring rate
• 2 probe inputs for pressure and temperature

TESTO 830-T2 - INFRARED THERMOMETER WITH 2-POINT LASER MARKING (12:1 OPTICS)

• Two alarm limit values that can be defined as required
• Visual and acoustic alarm if limit value exceeded
• Min./max. value display and hold function (to record a measured value)
• Convenient one-handed operation, thanks to the ergonomic gun style design
• Clear, illuminated digital display

TESTO 905-T1 - PENETRATION PROBE

• Professional industrial sensor (thermocouple Type K)
• High accuracy
• Easy readout of measurement value due to rotatable display
• Alarm message, reliable transmisstion of alarm value limits

TESTO 316-4 REFRIGERANT LEAK DETECTOR

• Extremely high sensitivity of ?3g/a enables detection of even the smallest leaks
• Visual and acoustic alarm for optimum leakage detection
• Permanent sensor check, ensuring that your work is both safe and fast
• Earplug connection for safe leakage detection in loud environments

TESTO 112 - OFFICIALLY CALIBRATABLE ONE-CHANNEL TEMPERATURE MEASURING INSTRUMENT

• High-precision, calibratable temperature measuring instrument with PTB type approval - approved for official measurements
• An attachable temperature probe can be connected - NTC and Pt100 probes optionally available to meet numerous practical requirements
• Thanks to the water and dirt-repellent protective case TopSafe (optional), it is ideal for use in the food sector
• Useful functions: minimum/maximum value memory and acoustic alarm

TESTO 330I LX - ADVANCED FLUE GAS ANALYZER KIT

• Operation independent of measuring location and display of readings via smartphone or tablet and the testo 330i App
• Paperless documentation and report creation on site with the testo 330i App
• Reliable attachment of the flue gas probe with the testoFix probe holder
• Robust, completely enclosed plastic housing for use in harsh environments

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 175T3 - TEMPERATURE DATA LOGGER

• Dual external thermocouple connections (1 Type K, 1 Type T) provide reliable temperature monitoring
• Large easy to read backlit display
• Capable of storing up to 1,000,000 temperature readings
• Rugged and waterproof according to IP65

TESTO 330-1 LL FLUE GAS ANALYZER 0632-3306

• High-resolution colour display for the graphic representation of your measurement data
• Extended measurement menus - such as gas pipe testing - for a comprehensive analysis of your heating system
• Logger function for easy long-term recording of the measurement curve
• Graphic processing of measurement data