Kuster Temperature Gauge (KTG)

The KTG Bi-Metal Temperature Recorder uses two unique metals which react differently to temperature. This reaction creates rotation in the coil. The clock is used to regulate the travel of the chart carrier through the lead screw, lead nut and push rods.


  • Bi-Metal temperature recorder


  • Proven mechanical design used worldwide for over 50 years
  • Reliable operation in high temperatures
  • Simple operation
  • All materials meet NACE MRO175 specifications for corrosive wellbore media


Type Diameter Pressure Temperature Hours
Kuster Temperature Gauge (KTG) 1.25" Up to 22,000 psi Up to 370°C Up to 720