The Agilent 536 NPT Sensor (L6141303) is a Thermocouple Gauge Tube with integrated baffle.

It is a welded 304 steel version of the 531 sensor  with an additional baffle to greatly extend the sensor life when exposed to condensable gases.


  • Freeze drying
  • Low pressure distillations
  • Foreline monitoring
  • Transformer dry out

Maximum bakeout temperature: 150 °C

Total Range: 1 x 10-3 Torr to 2 Torr (1 x 10-3 mbar to 2.7 mbar)

Product Inquiry

Agilent 536 NPT Sensor L6141303
Agilent 536 NPT Vacuum Sensor | Thermocouple Gauge Tube