Thermistors
121 Series
Standard glass probe. -60 °C to 300 °C [-76 °F to 572 °F].
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Overview
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
Temperature Sensors Line Guide
application/pdf 293.8 KB
8/13/2025
293.8 KB
Brochure
Name
Description
File Size
Date
Size
Brochure about Honeywell's Sensor & Switch Solutions for HVAC.
application/pdf 11.68 MB
8/7/2025
11.68 MB
Brochure about Sensor & Switch solutions for HVAC
application/pdf 11.68 MB
7/23/2025
11.68 MB
Sensing Solutions For Industrial Applications
application/pdf 16.68 MB
8/11/2025
16.68 MB
Application Note
Name
Description
File Size
Date
Size
Construction Vehicles Application Note
application/pdf 984.29 KB
8/13/2025
984.29 KB
Construction Vehicles Application Note
application/pdf 984.29 KB
8/13/2025
984.29 KB
Solutions for Hematology Analyzers
application/pdf 2.26 MB
8/13/2025
2.26 MB
Agricultural Vehicles Application Note
application/pdf 1.11 MB
8/13/2025
1.11 MB
Solutions for Molecular Diagnostics
application/pdf 2.61 MB
8/13/2025
2.61 MB
Name
Description
File Size
Date
Size
Brochure about Honeywell's Sensor & Switch Solutions for HVAC.
application/pdf 11.68 MB
8/7/2025
11.68 MB
Brochure about Sensor & Switch solutions for HVAC
application/pdf 11.68 MB
7/23/2025
11.68 MB
Sensing Solutions For Industrial Applications
application/pdf 16.68 MB
8/11/2025
16.68 MB
Construction Vehicles Application Note
application/pdf 984.29 KB
8/13/2025
984.29 KB
Temperature Sensors Line Guide
application/pdf 293.8 KB
8/13/2025
293.8 KB
Construction Vehicles Application Note
application/pdf 984.29 KB
8/13/2025
984.29 KB
Solutions for Hematology Analyzers
application/pdf 2.26 MB
8/13/2025
2.26 MB
Agricultural Vehicles Application Note
application/pdf 1.11 MB
8/13/2025
1.11 MB
Solutions for Molecular Diagnostics
application/pdf 2.61 MB
8/13/2025
2.61 MB
Name
Date
Size
8/13/2025
8/7/2025
7/23/2025
8/13/2025
8/13/2025
8/13/2025
8/13/2025
8/13/2025
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1228-5K
1228-5K,1AD,2U,6AC,15C:MODEL 1228, 5,
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-honeywell-sensing-thermistors-121-series-ciid-161228
1228-5K
1228-5K,1AD,2U,6AC,15C:MODEL 1228, 5,
https://s7d1.scene7.com/is/image/Honeywell65/sps-siot-honeywell-sensing-thermistors-121-series-ciid-161228
