RTD Heavy Duty Piercing Handheld Probe


Heavy duty piercing probe is designed for use with semi-solids; for example, plastic melts, rubber, asphalt, and frozen foods. Thin wall stainless steel shank is 0.125 inches in diameter, with penetration tip at the end. 4-1/2 inch overall length shank.  High quality heat resistant Delrin handle.

Utilizes platinum RTD for long term stability and repeatability and use as a primary standard.

Available with connectors to work with our TM, TMA, 392, and 392HP series meters.



Heavy Duty Piercing

Shank Length

4.5 inches

Shank Diameter

0.125 inch

Shank Material

Stainless Steel


Platinum RTD

Available Models

TM: M8x1, 4-pin connector (for use with TM612 or TM630)
TMA: Lemo 4-pin connector (for use with TM612A or TM630A)
392AHP: 4-Pin Din connector - Female (for use with 392HP & 392AHP Series)
392A Series: 3-conductor, 0.176 inch “bantam” phone plug, copper alloy (for use with 392A Series)



Handle Material


For Use With

Plastic melts, rubber, asphalt, frozen foods, or other semi-solids

Other features

Adjustable penetration depth limiter

Temperature Limit


Response Time

3.7 second response measured in boiling water