VPE Touch Probe
Touch Probe for the AccuTrak VPE - (does NOT fit VPE-GN "Gooseneck" models). The VPE Touch Probe allows a technician to listen to internal ultrasonic noise, such as that created by internal bypass in a valve, friction in a moving part, etc. The Touch Probe allows an HVAC/R professional to diagnose a thermal expansion valve in just 5 minutes