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Thermistors & Thermistor Probes
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SURFACE THERMISTOR PROBES
EI Sensor’s surface temperature sensing thermistor probes are designed for rapid thermal response, accurate thermal tracking and excellent long-term stability. Many, including the popular Clip-On Pipe Temperature sensing thermistor probe assemblies, offer moisture resistance too. The thermistor probes can operate over wide temperature ranges and are used to monitor surface temperatures in a wide range of applications including air conditioners, heat pumps, water heaters, audio amplifiers, component monitoring and consumer appliances.
With their ease of installation, EI Sensor is your go-to source for surface temperature sensing needs.
The thermistor probe assemblies shown are just some of the many styles available. Whether you need a different configuration, other sizes, materials, electrical properties…we can help. Contact our design engineers at sales@ei-sensor.com for assistance.

NOTE: The product are shown for illustration purposes only and maybe not be an exact representation of the product. EIST reserves the right to change product images at any time without notice.
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PRODUCT SPECS
Clip-On Pipe Probes
Ring Lugs
Flag Terminals
Spade Lugs
Hex Head
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Resistance Ohms @25°C | Accuracy/ Tolerance | Probe Assembly Highlights | Download | View | Dist. Stocked | Part Number |
---|---|---|---|---|---|---|
3,000 | ±1% | Copper Housing PVC Insulated Wire 105°C Max Operating Temp. Mounting Clip for 0.875” Pipe | Drawing | R-T Data | X | ETP10353-07 |
10,000 | ±1% | Copper Housing PVC Insulated Wire 105°C Max Operating Temp. | Drawing | R-T Data | X | ETP10038 |
10,000 | ±1% | Copper Housing XLPE Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | X | ETP10039 |
10,000 | ±1% | Aluminum Housing XLPE Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10116 | |
10,000 | ±1% | Copper Housing PVC Insulated Wire 105°C Max Operating Temp. Includes Mounting Clips | Drawing | R-T Data | X | ETP10011 |
10,000 | ±1% | Copper Housing PVC Insulated Wire 105°C Max Operating Temp. See Dwg for Mounting Clips | Drawing | R-T Data | ETP10040 | |
10,000 | ±1% | Copper Housing XLPE Insulated Wire 150°C Max Operating Temp. See Dwg for Mounting Clips | Drawing | R-T Data | ETP10041 | |
10,000 | ±1% | Aluminum Housing PVC Insulated Wire 105°C Max Operating Temp. See Dwg for Mounting Clips | Drawing | R-T Data | ETP10112 | |
10,000 | ±1% | Aluminum Housing PVC Insulated Wire 105°C Max Operating Temp. Tapered Clip | Drawing | R-T Data | X | ETP10113 |
10,000 | ±1% | Aluminum Housing XLPE Insulated Wire 150°C Max Operating Temp. Tapered Clip | Drawing | R-T Data | ETP10114 | |
10,000 | ±1% | Aluminum Housing XLPE Insulated Wire 150°C Max Operating Temp. See Dwg for Mounting Clips | Drawing | R-T Data | ETP10115 | |
10,000 | ±1% | Copper Housing PVC Insulated Wire 105°C Max Operating Temp. See Dwg for Mounting Clips | Drawing | R-T Data | ETP10121 | |
10,000 | ±1% | Copper Housing PVC Insulated Wire 105°C Max Operating Temp. See Dwg for Mounting Clips | Drawing | R-T Data | ETP10123 | |
10,000 | ±1% | Copper Housing TPE Insulated Wire 110°C Max Operating Temp. Plastic Mounting Strap | Drawing | R-T Data | X | ETP10156 |
Nature's Symphony
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Resistance Ohms @25°C | Accuracy/ Tolerance | Probe Assembly Highlights | Download | View | Dist. Stocked | Part Number |
---|---|---|---|---|---|---|
10,000 | ±1% | #4 Stud Size 0.119" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | X | ETP10087 |
10,000 | ±1% | #6 Stud Size 0.145" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | X | ETP10007 |
10,000 | ±3% | #6 Stud Size 0.145" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10029 | |
10,000 | ±5% | #6 Stud Size 0.145" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10023 | |
10,000 | ±1% | #6 Stud Size 0.145" Dia Mounting Hole PVC Insulated Wire 105°C Max Operating Temp. | Drawing | R-T Data | ETP10033 | |
10,000 | ±3% | #6 Stud Size 0.145" Dia Mounting Hole PVC Insulated Wire 105°C Max Operating Temp. | Drawing | R-T Data | ETP10031 | |
10,000 | ±5% | #6 Stud Size 0.145" Dia Mounting Hole PVC Insulated Wire 105°C Max Operating Temp. | Drawing | R-T Data | X | ETP10032 |
10,000 | ±1% | #8 Stud Size 0.171" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | X | ETP10086 |
10,000 | ±1% | #10 Stud Size 0.197" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10083 | |
10,000 | ±1% | M5 Stud Size 0.207" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10088 | |
10,000 | ±1% | M6 Stud Size 0.246" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10089 | |
10,000 | ±1% | 1/4" Stud Size 0.265" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10084 | |
10,000 | ±3% | 1/4" Stud Size 0.278" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10093 | |
10,000 | ±1% | 5/16" Stud Size 0.328" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10085 | |
10,000 | ±1% | M8 Stud Size 0.335" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10092 | |
10,000 | ±1% | 3/8" Stud Size 0.390" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10090 | |
10,000 | ±1% | M10 Stud Size 0.411" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10091 |
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Resistance Ohms @25°C | Accuracy/ Tolerance | Probe Assembly Highlights | Download | View | Dist. Stocked | Part Number |
---|---|---|---|---|---|---|
10,000 | ±1% | #6 Stud Size 0.145" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10094 | |
10,000 | ±1% | #8 Stud Size 0.171" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | X | ETP10095 |
10,000 | ±1% | #10 Stud Size 0.197" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | X | ETP10096 |
10,000 | ±1% | 1/4" Stud Size 0.265" Dia Mounting Hole Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10097 |
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Resistance Ohms @25°C | Accuracy/ Tolerance | Probe Assembly Highlights | Download | View | Dist. Stocked | Part Number |
---|---|---|---|---|---|---|
10,000 | ±1% | #6 Stud Size Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | X | ETP10178 |
10,000 | ±1% | #8 Stud Size Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10179 | |
10,000 | ±1% | #10 Stud Size Teflon Insulated Wire 150°C Max Operating Temp. | Drawing | R-T Data | ETP10180 |
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Resistance Ohms @25°C | Accuracy/ Tolerance | Probe Assembly Highlights | Download | View | Dist. Stocked | Part Number |
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10,000 | ±1% | 2-56 (RHT) Thread Teflon Insulated Wire 150°C Max Operating Temp. Aluminum | Drawing | R-T Data | ETP10098 | |
10,000 | ±1% | M2.5 x 0.45 (RHT) Thread Teflon Insulated Wire 150°C Max Operating Temp. Aluminum | Drawing | R-T Data | ETP10104 | |
10,000 | ±1% | 4-40 (RHT) Thread Teflon Insulated Wire 150°C Max Operating Temp. Aluminum | Drawing | R-T Data | X | ETP10101 |
10,000 | ±1% | M3 x 0.5 (RHT) Thread Teflon Insulated Wire 150°C Max Operating Temp. Aluminum | Drawing | R-T Data | ETP10105 | |
10,000 | ±1% | 6-32 (RHT) Thread Teflon Insulated Wire 150°C Max Operating Temp. Aluminum | Drawing | R-T Data | X | ETP10102 |
10,000 | ±1% | M3.5 x 0.6 (RHT) Thread Teflon Insulated Wire 150°C Max Operating Temp. Aluminum | Drawing | R-T Data | ETP10106 | |
10,000 | ±1% | M4 x 0.7 (RHT) Thread Teflon Insulated Wire 150°C Max Operating Temp. Aluminum | Drawing | R-T Data | ETP10107 | |
10,000 | ±1% | 8-32 (RHT) Thread Teflon Insulated Wire 150°C Max Operating Temp. Aluminum | Drawing | R-T Data | ETP10103 | |
10,000 | ±1% | 1/4"-20 (RHT) Thread Kynar Insulated Wire 125°C Max Operating Temp. Stainless Steel | Drawing | R-T Data | ETP10110 | |
10,000 | ±1% | 1/4"-20 (RHT) Thread Kynar Insulated Wire 125°C Max Operating Temp. Brass | Drawing | R-T Data | ETP10111 | |
10,000 | ±1% | 10-32 Thread, Hex Kynar Insulated Wire 125°C Max | Drawing | R-T Data | X | ETP10006 |
10,000 | ±5% | 10-32 Thread, Hex Kynar Insulated Wire 125°C Max | Drawing | R-T Data | ETP10026 |
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THREADED THERMISTOR PROBES
STRAIGHT THERMISTOR PROBE ASSEMBLIES
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Using the highest quality materials, state of the art equipment and proprietary production techniques, EI Sensor is dedicated to producing a temperature sensor that meets or exceeds our customers’ requirements. With a strong commitment to quality, continuous improvement is necessary. Our team continues to invest in research and development of new processes as well as enhancing existing processes that will result in a precise, efficient, cost effective thermistor, RTD or temperature probe assembly.