3.5" General Purpose Thermistor Puncture Probe: General purpose puncture probe used to measure temperatures by insertion or immersion.

0.5" Air/Surface Thermistor Probe: Thermistor air probe with extra-long cord length.

CX13B TPI Surface Probe

EX11B TPI 3 Foot Extension Lead

TPI FX12B Liquid Immersion Probe - K-Type: Wide temperature range used in many digital thermometers. Identified by a yellow connector.

FX13B TPI Liquid/Penetration Probe

GX15B TPI Gas Air Probe