1. Home
  2. Clamp probe (NTC)
0613 5505

Clamp probe (NTC) - For pipes from ¼” to 1 1/3”

Clamp probe for measurement on pipes for diameter 6 to 35 mm
Testo NTC Clamp Probes will allow you to properly measure Evaporator and Condensor temperatures in real time using your Testo Digital Manifold. Using the clamp probes will also allow the manifold to calculate SuperHeat and SubCool values, ensuring that they are at a correct, optimized level, and the refrigeration system is running at maximum efficiency.
  • Precision NTC temperature sensor 
  • Easy clamp allows for quick attachment
  • Measuring range: -40 to 257 °F

The Testo NTC clamp probe is compatible with the following Testo products: testo 550, testo 557, and testo 570.

Temperature - NTC

Measuring range
-40.0° to 257.0 °F / -40 to +125 °C
Accuracy
±2 °F (-4°to +185 °F) / ±1 °C (-20 to +85 °C)

General technical data

Weight
2.9 oz. / 81 g
Dimensions
4.72 x 3.03 x 1.26 in. / 120 x 77 x 32 mm
Product colour
Black

Clamp Probe (NTC)

Headquarters
Testo Inc.
40 White Lake Road
07871Sparta
New Jersey
800-227-0729

© 2026