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Thermistors

121 Series

Standard glass probe. -60 °C to 300 °C [-76 °F to 572 °F]

121 Series Thermistors are shock resistant, rugged, glass-encapsulated units that are often suited for immersion in fluid and convenient for mounting in air sensor assemblies. Also available in a mini glass probe configuration (120 Series).

  • Dissipation constant in still air: 1,0 mW/°C
  • Time constant in air: 22.0 s
  • Nominal resistance at [25 °F to 77 °F]: 2,000 Ohm, 5,000 Ohm, 10,000 Ohm, 50,000 Ohm, 100,000 Ohm, 1,000,000 Ohm
  • Maximum diameter: 2,54 mm [0.10 in]
  • Termination material: dumet
  • Lead length: 50,8 mm [2.00 in]
Manuals and Guides
Name
Description
File Size
Date
Size
Thermal Sensors Product Range Guide
application/pdf 993.29 KB
10/7/2021
993.29 KB
Temperature Sensors Line Guide
application/pdf 298.22 KB
10/7/2021
298.22 KB
Application Note
Name
Description
File Size
Date
Size
Solutions for Molecular Diagnostics
application/pdf 2.61 MB
11/25/2021
2.61 MB
Construction Vehicles -
application/pdf 984.29 KB
10/25/2022
984.29 KB
Solutions for Hematology Analyzers
application/pdf 2.26 MB
11/25/2021
2.26 MB
Agricultural Vehicles -
application/pdf 1.11 MB
10/25/2022
1.11 MB
Name
Description
File Size
Date
Size
Thermal Sensors Product Range Guide
993.29 KB
10/7/2021
993.29 KB
Solutions for Molecular Diagnostics
2.61 MB
11/25/2021
2.61 MB
Construction Vehicles -
984.29 KB
10/25/2022
984.29 KB
Solutions for Hematology Analyzers
2.26 MB
11/25/2021
2.26 MB
Temperature Sensors Line Guide
298.22 KB
10/7/2021
298.22 KB
Agricultural Vehicles -
1.11 MB
10/25/2022
1.11 MB
Name
Description
File Size
Date
Size
Thermal Sensors Product Range Guide
993.29 KB
10/7/2021
Temperature Sensors Line Guide
298.22 KB
10/7/2021
Solutions for Molecular Diagnostics
2.61 MB
11/25/2021
Construction Vehicles -
984.29 KB
10/25/2022
Solutions for Hematology Analyzers
2.26 MB
11/25/2021
Agricultural Vehicles -
1.11 MB
10/25/2022
Image
SKU
Description
alt
121-103FAJ-Q01
121 Series, standard glass probe, 10,000 Ohm resistance, ±20.0% tolerance, 25/85 BETA = 3669
alt
121-202EAJ-Q01
121 Series, standard glass probe, 2,000 Ohm resistance, ±20.0% tolerance, 25/85 BETA = 3518
Image
SKU
Description
alt
121-103FAJ-Q01
121 Series, standard glass probe, 10,000 Ohm resistance, ±20.0% tolerance, 25/85 BETA = 3669
alt
121-202EAJ-Q01
121 Series, standard glass probe, 2,000 Ohm resistance, ±20.0% tolerance, 25/85 BETA = 3518