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• Includes 5 heads: 3/8”
HVAC/R technicians checking compressor insulation resistance before condemning or replacing a compressor
Confirm all specifications — including measurement range
Removable control module on retractable five-coiled cord
so it works really well
Testo 552i Wireless Vacuum Probe | 0-20,000 Micron | 0564 2552 Anemometer • Includes 5 heads: 3/8”Testo 552i Wireless Vacuum Probe 0 to 20,000 Micron SKU: 0564 2552 The Testo 552i is a wireless vacuum probe from the Testo Smart Probes range, designed for measuring vacuum pressure during refrigerant system evacuation. It connects automatically via Bluetooth to the testo Smart Probes App and compatible Testo digital manifolds, allowing you to monitor vacuum levels remotely without standing at the vacuum pump and view graphical vacuum progress on
