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Smart Refrigerant Charging Kit
The HUB4 gives the ability to wirelessly get Vapor and Liquid pressures via the WPP1 probes and Vapor and Liquid temperatures via the WPC1 probes, all via the free UEi Hub App. Easy to use and a rugged design make the App and probes an excellent addition to any technician's toolbox.

Low battery warning Yes
Wireless output Yes
Free App Available iOS® & Android™
Differential pressure Yes
High altitude compensation In App
Selectable refrigerants 57
Selectable units Yes
In App system refrigerant charging calculations Yes
Pass thru ports for easily adding or recovering refrigerant without disconnecting Yes
Highly accurate thermistor drifts less than thermocouples and doesn’t require field calibration Yes
Warranty 1-Year limited
Requires Compatible Smart Device

Pressure - Range 158˚F
Pipe Clamp - Temp range 176˚F
Pressure 0-750psi
Super Heat Yes
Subcool Yes
Vapor/Liquid Saturation Yes

CE Conformity Yes
FCC/IC Compliant Yes

Manual (Eng) Yes
Manual (Spa) Yes
Manual (Frn) Yes
Batteries AA (2)
Pouch/Cases Yes
Pipe Clamp Probe WPC2 (2)
Wireless Pressure Probe WPP1 (2)

Video 1
Video 2