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.