Best Testo Gauge Set

Thomas - 4527 Traceable Refrigerator/Freezer Plus Thermometer, with 5mL Vaccine Bottle Probe, -58 to 158 degree F

Efficient: With over 60 refrigerant profiles, automatic superheat and subcooling calculations as well as precise pressure and temperature measurements, the testo 550s is the tool for every HVAC job.
Three Hoses included: This kit includes 3 high quality hoses in blue, red and yellow, each 5 ft. long, ¼” SAE (straight and 45° angle) and suitable for all common refrigerants.
552i Micron Gauge: The testo 552i achieves precise deep vacuum measurements down to single digit resolutions and provides notifications when the evacuation target is met.
115i Thermometer: Thanks to a grip of up to 1.5”, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return temperature measurements of pipes.
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.

Testo Differential Pressure and Infrared Clamped Thermometers with Smartphone Operation for Bio-Labs, HVAC, and Detection of Hot Spots in Electrical Systems Model: 115i, 510i, 805i

Testo 115i: Temperature Range: -40 to +302°F | Accuracy: ±1.3 °C (-20 to +85 °C) | Resolution: 0.1 °C | Operating Temperature: -20 to +50 °C | Data transfer: Bluetooth | Radio range: 100m.
Testo 510i: Measuring range: -150 to 150 hPa | Accuracy: ±0.05 hPa (0 to 1 hPa).
±(0.2 hPa + 1.5 % of m.v.) (1 to 150 hPa) | Resolution: 0.01 hPa | Operating temperature -20 to +50 °C.
Testo 805i: Measuring range: -22 to +482°F | Accuracy: ±1.5°C or ±1.5 % of reading (0 to +250°C) | ±2.0°C (-20 to -0.1°C) | ±2.5°C (-30 to -20.1°C) | Resolution: 0.01°C | Operating temperature: -10 to +50 °C | Laser marking: Diffractive optics (laser circle).
Battery type: 3 micro batteries AAA | Battery Life: 150 Hrs for Testo 115i & 510i and 300 Hrs for Testo 805i | Compatability: requires iOS 11.0 or newer / Android 6.0 or newer.
requires mobile end device with Bluetooth 4.0.
Supply Scope: I unit of Testo 115i, Testo 805i Thermometers and Testo 510i Differential pressure meter, Instruction Manual | Applications: HVAC – Detecting insulation breakdown, heat loss & gain and furnace & duct leakage.
Industrial/Electrical – Monitoring motor/engine cooling systems performance, boiler operations, steam systems and detection of hot spots in electrical systems and pane....

Testo 557s Kit I App Operated Digital Manifold, 2 x 115i Pipe Clamp Thermometer, 1 x 552i Micron Gauge I for HVAC Systems – with Bluetooth

State-of-the-art: The testo 557s digital manifold replaces multiple HVAC tools and was developed to efficiently lighten your workload and deliver the most accurate results possible.
User-friendly: With its compact design, 4-way valve block and automated probe connection, the HVAC meter provides convenient pressure measurement in areas that are difficult to access.
552i Micron Gauge: The testo 552i achieves precise deep vacuum measurements down to single digit resolutions and provides notifications when the evacuation target is met.
115i Thermometer: Thanks to a grip of up to 1.5”, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return temperature measurements of pipes.
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.

Testo 550s Kit I App Operated Digital Manifold Set, 2 x testo 115i Pipe Clamp Thermometer, 1 x testo 552i Micron Gauge I for HVAC Systems – with Bluetooth

Efficient: Over 60 refrigerant profiles, precise pressure and temperature measurements, as well as superheat and subcooling calculation make the testo 550s the tool for every HVAC job.
Easy-to-use: Thanks to its simplified menu structure, backlit display, IP42 certified, rugged housing and 2-way valve block with 3 connections, the device is handy and user-friendly.
552i Micron Gauge: The testo 552i achieves precise deep vacuum measurements down to single digit resolutions and provides notifications when the evacuation target is met.
115i Thermometer: Thanks to a grip of up to 1.5”, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return temperature measurements of pipes.
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.

Testo 550i Kit I App Operated Digital Manifold, 1 x 552i Micron Gauge and 2 x 115i Pipe Clamp Thermometer for air Conditioning, Refrigeration Systems and Heat Pumps – with Bluetooth

Dependable: The testo 550i with its rugged housing (IP54) block was specifically 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 pressure measurement in difficult to access environments.
552i Micron Gauge: The testo 552i achieves precise deep vacuum measurements down to single digit resolutions and provides notifications when the evacuation target is met.
115i Thermometer: Thanks to a grip of up to 1.5”, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return temperature measurements of pipes.
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.

Testo 557s Kit I App Operated Digital Manifold, 2 x testo 115i Pipe Clamp Thermometer, 1 x testo 552i Micron Gauge, 4 x Hoses I for HVAC Systems – with Bluetooth

State-of-the-art: The testo 557s digital 4- valve manifold replaces multiple HVAC tools and was developed to efficiently lighten your workload and deliver the most accurate results possible.
4 Hoses included: This kit includes 3 high quality hoses in blue, red and yellow, each 5 ft. long, ¼” SAE (straight and 45° angle), suitable for all common refrigerants.
552i Micron Gauge: The testo 552i achieves precise deep vacuum measurements down to single digit resolutions andprovides notifications when the evacuation targetis met.
115i Thermometer: Thanks to a grip of up to 1.5”, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return temperature measurements of pipes.
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.

R134A HVAC Digital Manifold Gauge Set with 3 Hoses, R410A 90 Refrigerants Vacuum Pressure Temperature Leakage AC Refrigeration Tester for Testing Maintain Air-Conditioner, Refrigerator

State-of-the-art: The testo 557s digital manifold replaces multiple HVAC tools and was developed to efficiently lighten your workload and deliver the most accurate results possible.
User-friendly: With its compact design, 4-way valve block and automated probe connection, the HVAC meter provides convenient pressure measurement in areas that are difficult to access.
552i Micron Gauge: The testo 552i achieves precise deep vacuum measurements down to single digit resolutions and provides notifications when the evacuation target is met.
115i Thermometer: Thanks to a grip of up to 1.5”, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return temperature measurements of pipes.
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.

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

testo HVAC/R Complete Kit (incl. 2 ea – 549i, 115i, 605i.
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.

Yellow Jacket 46060 - Digital Series 41 Series Manifold

Efficient: With over 60 refrigerant profiles, automatic superheat and subcooling calculations as well as precise pressure and temperature....
Three Hoses included: This kit includes 3 high quality hoses in blue, red and yellow, each 5 ft. long, ¼” SAE (straight and 45° angle) and....
552i Micron Gauge: The testo 552i achieves precise deep vacuum measurements down to single digit resolutions and provides notifications when the....
115i Thermometer: Thanks to a grip of up to 1.5”, the wireless pipe clamp thermometer provides quick and convenient temperature and flow and return....
Smart App: Take advantage of clearly visualized documentation from a smartphone or tablet. Remotely operate service and maintenance tasks and send....