Starting at $1,420.00
  • Usually ships in 1-2 weeks



  • -328 to 1238°F (-200 to 670°C) temp range
  • ±0.027°F at 32.02°F (±0.015°C at 0.01°C) accuracy
  • ±0.018°F (±0.01°C) drift
  • Short term stability of ±0.0126°F (±0.007°C)
  • 100Ω nominal resistance
  • 0.25 inch (6.35mm) diameter
  • Choice of 12 or 20 inch probe length
  • Meets ITS-90 criteria


The AccuMac AM1751 Secondary Reference PRT features a sensing element designed to protect the platinum sensing wire from contamination at high temperatures, giving the device a high level of stability and repeatability. A uniquely designed support structure and filling material provides an excellent balance between the hysteresis effect, mechanical shock and thermal shock performance.