Testo Products

Durable Soft Case with Shoulder Strap

High Quality Measuring instrument for Efficient Flue Gas Analysis

Horseless High & Low Pressure Measurement

Low Refrigerant Loss When Testing Refrigeration Systems

Illuminated Display

Large Illuminated LCD for Optimum Legibility

Ergonomic Handle Shape

Clear Patented 360 Deg AllRound Display is Legible From all

Starting Current Measurement

True Root Mean Square Measurement-TRMS

Display of differential temperature with Optional Radio Probes

Tightness & Let by Tests

Pipe Clamp Probes for Quicker & Easier use

Exchangeable Measuring Tips

Automatic Measurement Parameter Detection

Hot Spot & Cold Spot Recognition

90 mK thermal sensitivity

Illuminated Display

Robust Design for Daily Use

Wireless Temperature Measurement in The Most Diverse Applications with Common

Fast Identification of Temperature Change By Graph Curve

Robust & Fast-Reaction Probes for Quick Measurements

Wireless Temperature Measurement in The Most Diverse Applications

Measurement Menu for Pressure Drop Test

Measurement of Gas Flow & Static Pressure

It Easier to Work at Tight Measuring Points

Can Be Used Via Bluetooth with Testo Smart Probes App

Measuring Spot Marking

Non-Contact Surface Temperature

Hot Spot & Cold Spot Recognition

100 mK Thermal Sensitivity

Checks Residual Current Circuit Breakers

Patented all-Round LED Display

without Manual Rotary Knob Prevents incorrect Settings & Saves on

Low-Pass Filter

Adjustable Emission Factor

Backlit Display

Fast Identification of Temperature Change By Graph Curve

Robust & Fast-Reaction Probes for Quick Measurements

Displays M/S, Km/H, Fpm, Mph & Kts

Calculates Wind Chill & The Beaufort Wind Force

Differential Pressure Measurement From 0 to 100 Hpa

Flow Measurement Possible with Optional Pitot Tube

Easy One-Hand Operation

Storage of Mean Max. & Min. Values as Well as

Min Max. Values

Display of temperature & relative humidity Wet Bulb Temperature

Checks Residual Current Circuit Breakers

Clear Patented 360 Deg All Round Display is Legible from

Large Illuminated LCD for Optimum Legibility

without Manual Rotary Knob Prevents incorrect Settings & Saves on

Used Via Bluetooth with Testo Smart Probes App & Smartphone

Unique Grab Mechanism Makes

Adjustable Alarm Limits

Backlit Display

Wireless Measurement Data Transfer from Testo 770-3 Clamp Meter

Integrated Digital Camera & Laser Marker