Littelfuse offers a variety of leaded and surface mount Resistance Temperature Detector (RTD) discrete sensors that support a broad range of temperature sensing applications. Their nearly linear output needed to precisely measure temperature over a very wide range makes RTDs ideal for more specialized applications requiring very high accuracy and precision, or for use in extreme environmental conditions. Littelfuse also offers custom-designed RTDs to meet your specific requirements. Typical applications include industrial controls, medical, HVAC-R, aerospace systems, food handling, and more.
Wide operating temperature ranges
Leaded/surface mount options
Proven accuracy and precision
Superior long-term reliability
Can be customized for unique system requirements
Designed for a broad range of applications
RTD - Discrete Sensors Parts
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ResistanceΩ@0°C
ResistanceTol±%@0°C
IEC60751Class
DIN43760Class
Temp.Dev.±°C@0°C
TemperatureCoefficientResistanceppm/°C
OperatingTemperature
Part Number
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Resistance Ω @ 0°C
Resistance Tol ±% @ 0°C
IEC 60751 Class
DIN 43760 Class
Temp. Dev. ±°C @ 0°C
Temperature Coefficient Resistance ppm/°C
Operating Temperature
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RTD - Discrete Sensors Resources
Temperature Sensor Selection Guide
Consult this guide to determine which Littelfuse thermistor, RTD, digital temperature indicator, or probe will work best in your application.
Need your RTD - Discrete Sensors customized? Please let us know about yourself and your project needs, and a Littelfuse expert will be in touch about customizing our product(s) for you.