Testo

4.6 Fact checked

Buy on Amazon

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

When purchasing a product, price is the consumer's primary concern. At present, Testo has 122 products for sale. Testo products range in price from $82.4 to $1402.5, and the average price of all the products is about $446.34. You should take everyting into consideration before buying the products, after all, it is not a small expenditure for most consumers.

We found that most of the Testo products are manufactured by Testo SE & Co. KGaA, Testo, Inc., and TESTO INC. The manufacturers provide Testo with a steady supply of products, and they have a good cooperative relationship with each other.

You can confidently purchase Testo products on Amazon.com. The brand holds an average rating of 4.6, testifying to its excellent reputation.

Testo Best Sellers

Last Updated: Jan 12, 2025

Testo 557s AC Manifold Gauge Set – AC Recharge Kit with 2 x 115i Pipe Clamp Thermometer, 1 x 552i Micron Gauge - Set with Bluetooth

Vacuum Gauges

Buy on Amazon Find on eBay

VERSATILE; The vacuum gauge replaces multiple HVAC gauges and was developed to deliver extremely precise temperature, pressure, and vacuum measurements on refrigerant systems and heat pumps

USER-FRIENDLY; With its intuitive menu, 4-way valve block and automated probe connection, the manometer provides convenient pressure measurement in areas that are difficult to access

WIDE RANGE; The micron gauge offers reliable temperature measuring range of -58° to 302 °F / -50 to +150 °C, pressure measuring range of -15 to 870 psi / -1 to 60 bar, and vacuum measuring range of 0 to 20000 micron

PRECISE; Thanks to the sensitive sensors, the vacuum gauge provides temperature accuracy of +-0.9 °F / +-0.5 °C, pressure measurement accuracy +-0.5 % of full-scale value, and vacuum measurement accuracy +- (10 micron + 10 % of mv) (100 to 1000 micron)

SMART APP; Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate your refrigerant gauge, execute service and maintenance tasks, and send results directly from the job site

Read more Read less

testo Smart Probe Kit I HVAC/R Gauge Set for air Conditioning, Refrigeration and Heating System I Includes testo 115i and 549i – with Bluetooth

Test Probes & Leads

Buy on Amazon Find on eBay

Efficient: The testo smart probe set offers precise measurements and calculations for heating and cooling systems, making it ideal for all HVAC/R contractors and technicians

Complete Set: Includes two testo 115i pipe-clamp thermometers and two testo 549i high pressure gauges, as well as a protective hard-shell case with precise-fit compartments

Testo 115i: With a grip of up to 1.5”, the wireless thermometer provides quick and reliable temperature and flow and return temperature measurements in pipes

Testo 549i: The pressure meter enables accurate readings for high and low pressure. The 45-degree connector simplifies servicing and troubleshooting – without the need for hoses

Smart App: The free testo Smart Probes App is a powerful tool that allows you to remotely read and log measurements and create custom reports which can be saved and shared

Read more Read less

Testo 552i App-Controlled Wireless Vacuum Probe I for HVAC Systems – with Bluetooth

Test Probes & Leads

Buy on Amazon Find on eBay

Accurate: The testo 552i achieves precise deep vacuum measurements down to single digit resolutions and provides notifications when the evacuation target is met

Easy-to-use: The device is equipped with a built-in 45° angle for convenient installation and rugged IP 54 certified housing, which makes it extraordinarily compact and reliable

Clever: For the purposes of wireless vacuum measurement, the testo 552i automatically connects to digital manifolds and can be used via just one service port and no loss of refrigerant

Efficient: The gauge identifies vacuum in a rapid and easy manner and can display data on the digital manifold screen and in the testo Smart App in real time

Smart App: Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate service and maintenance tasks and send results directly from the job site

Read more Read less

Testo 550s AC Manifold Gauge Set – Manifold Gauges Hvac and Refrigeration – Incl. 2x 115i Pipe Clamp Thermometer - AC Recharge Kit with superheat and subcooling – AC Gauge Set with Bluetooth

Industrial Pressure Gauges Vacuum Gauges

Buy on Amazon Find on eBay

VERSATILE; The manifold gauge set offers extremely precise readings of temperature and pressure on air conditioning systems, refrigeration, as well as heat pumps

WIDE RANGE; Take advantage of the wide temperature measuring range of -58° to 302 °F / -50 to +150 °C and pressure measuring range of -15 to 870 psi / -1 to 60 bar with testos ac manifold

PRECISE; The AC gauge set provides reliable data with a temperature accuracy +-0.9 °F / +-0.5 °Cand pressure measurement accuracy of +-0.5 % of full-scale value

PROBES; Obtain accurate measurements of temperature, pressure, or vacuum with the hvac manifold gauge set. The kit includes 2 wireless temperature probes, making system analysis and optimization quick and easy

FEATURES; The testo gauges hvac supports most common refrigerant types, as well as A3 refrigerants. Combined with the testo smart app, the gauge produces automatic calculations of superheat and subcooling

Read more Read less

Testo 605i | Thermohygrometer for Indoor Temperature and Humidity Measurement | with Bluetooth Support

Lab Digital Thermometers

Buy on Amazon Find on eBay

Efficient: The testo 605i is ideal for measurements in rooms, ducts, crawl spaces, registers and environmental boxes/chambers due to the compact probe head bendable to 90°

Smart: Enabling live data feed integration and automatic calculations which are conveniently displayed on your terminal device, the instrument is ideal for all HVAC/R technicians

Versatile: The testo 605i thermo-hygrometer measures relative air humidity and temperature in rooms and ducts and calculates dew point and wet bulb temperature automatically

Easy to use: The digital combometer allows accurate remote monitoring and is operated via mobile device. Supplied calibrated and with 3 AAA batteries for instant use

App for Android and iOS: The free testo Smart Probes App is a powerful tool that allows you to read and log measurements and create custom reports which can be saved and shared

Read more Read less

testo 310 I Residential Combustion Analyzer Kit I Flue Gas Detector Set for Heating Systems

Indoor Air Quality Meters

Buy on Amazon Find on eBay

EFFICIENT; The testo 310 co2 detector is ideal for more complex flue gas analyses, maintenance, safety checks, and furnace efficiency confirmations of residential heating systems

VERSATILE; With its advanced sensor technology, the carbon monoxide meter offers accurate readings of O2, CO2, ambient CO, draft and pressure, temperature and combustion efficiency

DURABLE; Thanks to its rugged housing with an integrated, kink-resistant hose, the gas leak detector is securely protected from impact and leaks

EASY OPERATION; Equipped with a backlit display, quick-start and integrated condensation tap and magnet, the co2 monitor delivers a hands-free and easy application

COMPLETE SET; Includes a probe with cone, extra hoses and particulate filters as well as a pressure plug and a protective hard-shell case

Read more Read less

Testo 0560 2549 03 549i High-Pressure Gauge 2nd Generation 45 Degree

Industrial Pressure Gauges

Buy on Amazon Find on eBay

Product Type:Electromechanical Gauge

Item Package Dimension:4.2 cm L X 10.1 cm W X 27.1 cm H

Item Package Weight:0.333 kg

Country Of Origin: China

testo 565i Vacuum Pump HVAC 7 CFM - Smart AC Vacuum Pump for Automated Evacuations - with Integrated Decay Test - 198 l/min - App Operation

Air Conditioning Line Repair Tools

Buy on Amazon Find on eBay

AUTOMATED EVACUATION; The AC vacuum pump kit performs evacuations autonomously, stopping pumping and initiating a vacuum hold test upon reaching the target value, ensuring safe removal of gases and moisture

DATA LOGGING; The AC gauge features a data logging function which allows independent operation for accurate documentation, enhancing efficiency during evacuations

RELIABLE; Features like an easy oil change mechanism, sight glass for oil level assessment, and a non-return valve ensure convenience and high reliability with the application of the hvac vacuum pump kit, even during unexpected power failures

COMPATIBILITY; Automatic Bluetooth connection to manifold gauge sets and Smart App ensures workflow integration, while compatibility with flammable A2L and A3 refrigerants ensures maximum safety

SMART APP; Configuration, monitoring, and report sending are seamlessly managed through the Testo Smart App, allowing users to track real-time data and send measurement reports, saving time and enhancing workflow efficiency

Read more Read less

testo 405i Anemometer – Anemometer handheld for Air Velocity, In-Duct Airflow, and Temperature – CFM Meter with Bluetooth and App operation

Anemometers

Buy on Amazon Find on eBay

RELIABLE; The hot wire anemometer accurately measures air velocity, temperature and in-duct airflow, as well as volume flow if the duct dimensions are provided

PRACTICAL; With its hinged, telescopic shaft that can be extended to up to 15", the wind meter can be used to measure airflow even in areas that are difficult to access

PORTABLE; The compact airflow meter is extremely lightweight and time-saving, making it suitable for personal and professional servicing of air conditioning or HVAC systems

WIRELESS; Equipped with Bluetooth 4.0, the wind speed meter can easily be connected to a smartphone or tablet and offers remote measurement readings

SMART; The Smart Probe App for testo gauges hvac provides convenient instrument readings as tables and graphs. All measured data can be stored, retrieved, or included in custom reports

Read more Read less

testo 115i Clamp Meter – Amp Clamp for Heating and Cooling Systems – Temperature Clamp HVAC for in-Pipe Measurements - HVAC Temperature Probe with Bluetooth and App Operation

Lab Digital Thermometers

Buy on Amazon Find on eBay

Versatile; The testo 115i hvac thermometer is a precise measuring instrument for heating and cooling systems and is thus ideal for all HVAC/R contractors and technicians

Easy handling; The temperature probe measures temperature in pipes quickly and reliably and makes it easier than ever to monitor real-time trending and data logs on any mobile device

State of the art; The hvac temperature probe grips pipes up to 1.5" and derives fast, accurate readings thanks to its NTC temperature sensor technology which is more accurate than thermocouples

Time-saving; Its intuitive design with Bluetooth integration makes the ac temperature gauge an efficient tool. Data can be displayed and saved in PDF and Excel files, resulting in less paperwork

App Connection; Conveniently display graph history, and view, store, and document all measured values directly from your Bluetooth temperature probe on your Smartphone and Tablet

Read more Read less

testo 300 I Residential and Commercial Combustion Analyzer Kit with optional bluetooth printer I CO Meter for flue gas, draft, differential pressure and ambient CO levels of heating systems

Indoor Air Quality Meters

Buy on Amazon Find on eBay

Efficient: The combustion testing tool reliably measures the carbon monoxide and O2 level of furnaces and boilers, as well as temperature, draft and differential pressure

Durable: The flue gas meter is equipped with an extremely sensitive CO and O2 sensor with up to 6 years of life expectancy and a measuring range up to 4,000 ppm

Easy application: Start measuring from standby mode at the touch of a button. Extra strong magnets at the back of the meter enable a hands free and secure measuring operation

Intuitive: Thanks to the large HD smart touch display with a clearly structured measurement menu, the flue gas detector offers all measurements at one glance

Complete Set: Includes long life O2 and CO sensor, retrofittable NO Sensor, spare combustion probes and filters, rugged hardshell case and easyHeat software

Read more Read less

Testo 0560 1510 510I Differential Pressure Manometer Smart and Wireless Probe, 1" Height, 1" Width, 6" Length

Manometers

Buy on Amazon Find on eBay

Differential pressure (manometer) measures static pressure, air flow, and volume flow (with pitot tube not incl.)

Measures manifold pressure and pressure drop across filters and coils and has measurement menu in app that includes pressure drop alarms

Easy configuration and calculations for volume flow (enter pitot tube factor and dimensions easily)

Magnetic back holds instrument for hands-free operation

testo Smart Probe Kit I HVAC/R Test and Load Set for air Conditioning, Refrigeration and Heating System I Includes testo 115i, 549i and 605i – with Bluetooth

Temperature Probes & Sensors

Buy on Amazon Find on eBay

Efficient: The testo smart probe set offers precise measurements and calculations for heating and cooling systems, making it ideal for all HVAC/R contractors and technicians

Testo 605i: The thermohygrometer is equipped with a bendable probe head and thus achieves remote temperature measurements in rooms, ducts, crawl spaces and registers

Testo 115i: With a grip of up to 1.5”, the wireless thermometer provides quick and reliable temperature and flow and return temperature measurements of pipes

Testo 549i: The pressure meter enables accurate readings for high and low pressure. The 45-degree connector simplifies servicing and troubleshooting – without the need for hoses

Smart App: The free testo Smart Probes App is a powerful tool that allows you to remotely read and log measurements and create custom reports which can be saved and shared

Read more Read less

Testo 550i I App Operated Digital Manifold for air Conditioning, Refrigeration Systems and Heat Pumps – with Bluetooth

Indoor Air Quality Meters

Buy on Amazon Find on eBay

Dependable: The testo 550i with its rugged housing (IP54) was particularly created for harsh environments, offering the reliability needed by HVACR technicians

User-friendly: With its compact design, 2-way valve block and automated probe connection, the HVAC meter provides convenient handling in difficult to access environments

Smart App: Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate service and maintenance tasks and send results directly from the job site

Efficient: The wireless manifold determines high and low pressure as well as evaporation and condensation temperature. Optionally add suitable accessories for an enhanced performance

Accurate: Thanks to its unique measurement technology and extremely sensitive pressure sensors, the air conditioning meter achieves particularly quick and easy measurements

Read more Read less

Testo 560i App-Operated Refrigerant Scale Set – Reloading Scale with Valve and Carrying Bag – Incl. App-Operation and Compatibility with Digital Manifolds

Air Conditioning Line Repair Tools

Buy on Amazon Find on eBay

PRECISION; Measure refrigerant weight conveniently for up to 220 lbs with the ac recharge kit. The included valve achieves accurate refrigerant charging according to superheating, subcooling, and weight

PORTABLE; Thanks to its light-weight yet extremely durable housing, practical carrying handle, and sturdy shoulder bag, the recovery machine hvac can be brought to every job site

OPERATION; In combination with the testo Smart App, the 560i refrigerant gauge features fast and easy wireless connection and operation via Bluetooth for up to 100 ft

EFFICIENT; All measured values for the charging process can quickly be viewed and stored in the smart app making the refrigerant recovery machine a valuable tool for HVAC technicians

COMATIBILITY; Benefit from even more handy features when used in combination with the testo digital or app-operated manifolds and testo smart probes

Read more Read less

Testo HVAC/R COMPLETE KIT Testo Smart Probe HVAC/R Complete Kit (0563 0007)

Test Probes & Leads

Buy on Amazon Find on eBay

testo HVAC/R Complete Kit (incl. 2 ea - 549i, 115i, 605i; 1 ea - 405i, 410i, 510i, 805i, 905i)

Carry out all measurements in the areas of heating, air conditioning, refrigeration and ventilation with one kit

Testo 549i now includes 45degrees- angled hose connections

Testo 605i now includes 90degrees- foldable probe

Carry out all measurements in the areas of heating, air conditioning, refrigeration and ventilation with one kit

testo 549 I Digital Manifold for air Conditioning, Refrigeration Systems and Heat Pumps

Indoor Air Quality Meters

Buy on Amazon Find on eBay

Efficient: The testo 549 erases the need for analogue manifolds, offering data storage for up to 60 refrigerant profiles, precise measurements and automatic calculations

Accurate: Thanks to the extremely sensitive sensors, the digital manifold determines high side and low side pressure as well as evaporation and saturation temperature

Easy operation: Equipped with a large 2-line backlit display, 2-way valve block with three connections and a suspension hook, the HVAC/R instrument enables a convenient application

Dependable: With its rugged design and sturdy, impact resistant housing, the pressure meter was particularly created for harsh environments and provides a lasting performance

Versatile: In conjunction with an optional temperature probe, the digital gauge provides accurate real-time superheating and subcooling readings

Read more Read less

Testo 0563 0002 Refrigeration Wireless Smart Probe Set

Temperature Probes & Sensors

Buy on Amazon Find on eBay

Measure high-side & low-side refrigerant pressure & temperatures (simultaneously) of ac/refrigeration systems

Low-loss ac/r system checks. Not hoses required

Complete and compact wireless ac/r test kits

Calculate superheat and sub cooling in the smart probe app

Compatibility : Requires iOS 8.3 (or later) / Android 4.3 (or later) and requires mobile device with Bluetooth 4.0

testo 570s Manifold Gauges HVAC – Micron Gauge for Long-Term Measurement on Air Conditioning, Heat Pumps – Micron Gauge HVAC 4-Way Valve and USB-C – with Bluetooth and App-Connection

Air Conditioning Line Repair Tools

Buy on Amazon Find on eBay

RELIABLE; Achieve precise long-term and short-term measurements of temperature, vacuum, refrigerant weight, and current on air-conditioning systems and heat pumps with the testo 570s manifold gauge set

PRACTICAL; Equipped with an extremely long battery life up to 360 h and rechargeable batteries (USB-C), the AC manifold provides convenient long-term measurements and countless short-term applications

PRECISE; Thanks to the intelligent error analysis in the app, the ac manifold gauge set detects anomalies so that no errors go unnoticed, providing high precision data even at low pressure values

VERSATILE; Through its sturdy design with protection class IP54, the hvac manifold gauge set offers high durability and uncomplicated application even under difficult conditions

WIRELESS; Flexibly view all data at one glance in the testo Smart App or follow graphical progression display on large screens. Automatically connect to other testo gauges hvac with Bluetooth

Read more Read less

Testo 0560 1410 410I Vane Anemometer Smart and Wireless Probe, 1" Height, 2" Width, 6" Length

Anemometers

Buy on Amazon Find on eBay

Measures air velocity, volume flow, and temperature as well as air flow water registers and automatically calculates volume flow (enter duct dimensions simply)

Not air density correction required due to design

Measure volume flow water several outlets simultaneously (using multiple smart probes) to adjust system balance

Timed/multipoint averaging to get accurate air flow profiles

Testo FAQs

Is Testo Legit?

Yes, Testo is a legitmate brand on Amazon. After conducting a comprehensive analysis of 3,633 customer reviews for Testo products on Amazon, we have determined its average rating. With a strong performance and good quality, Testo has received an average rating of 4.6 from numerous buyers, indicating that Testo are trustworthy and live up to their claims. Therefore, it is safe to make purchases from Testo on Amazon.

Amazon has strict policies and safety measures in place that ensure only legitimate sellers and products are allowed on their platform. It also provides a secure payment gateway and offers buyer protection, ensuring your transaction is safe. In the unlikely event that there's an issue with your purchase, Amazon's customer service and return policies are designed to protect your interests.

How to find more Testo products?

If you're interested in Testo and want to find more Testo products, you can follow the steps below:

Go back to FindThisBest's homepage.
Type Testo in the search box and hit Enter to see the search results.
Find and click the correct Testo to go to the new page.
Select the products you want in the Testo buying guide, and take a glance at the prices and features of the products.
View the products interest you on Amazon to read the customer reviews and check the ratings. Besides, you can hit the "brand" to find more Testo products.

How does findthisbest choose the top Testo products?

We analyze millions of Testo products reviews and customer reviews to recommend the best picks for most consumers. We have a professional team with decades of experience to test the products, which can help ensure that we provide our readers with accurate advice and best recommendations.

How can I purchase Testo products via FindThisBest?

Go to the Testo page.
Select the product you want in the Testo buying guide, and then view the product on Amazon. For example, if you are interested in the top 1 product Testo 557s AC Manifold Gauge Set – AC Recharge Kit..., you can view it on Amazon page.
Place your order on Amazon.

Who are the manufacturers of the Testo products?

Most of the Testo products are produced by Testo SE & Co. KGaA, Testo, Inc., and TESTO INC. The manufacturers provide Testo with a steady supply of products, and they have a good cooperative relationship with each other.

What is the purpose of your brand guide?

Our mission is to provide you with the most up-to-date and objective information about the Testo products, helping you make more informed buying decisions. We recommend best choices of the products from the Testo brand, helping you make better shopping choices with less time and energy.

Similar Brands

SWANLAKE GARDEN TOOLS