KTOSA* Series



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KTOSA* Series

KELE OSA Thermistor and RTD Sensors KTOSA* Series

KELE OSA Thermistor and RTD Sensors

 

The Kele KTOSA* Series OSA Temperature Thermistor and RTD Sensors are very economical and are specifically designed for HVAC applications. The mounting styles are based on proven techniques for installation efficiency and use stainless steel probes for durability. The sensors come with a three year warranty and are made with the highest quality material that offers the reliability needed in HVAC systems.


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QtyModelDescriptionIn StockList PriceInternet Price
298426-001 OSA RSC SENSOR 10K TYPE 3INFO34.6317.31
KTOSA11K TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO37.1518.58
KTOSA11K-QD1/4 TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO37.9618.98
KTOSA11K-X25 TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO41.2420.62
KTOSA11K-XC25 TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO53.7226.86
KTOSA11K-XCP25 TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO51.1825.59
KTOSA11K-XD TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO48.8224.41
KTOSA11K-XN TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO40.3420.17
KTOSA11K-XN1 TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO60.7130.35
KTOSA11K-XN2 TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO64.3632.18
KTOSA11K-XN3 TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO69.2934.64
KTOSA11K-XP TEMP SENSOR, OSA, 10K TYPE III [11K SHUNT], NO PROBE, POLY, ENCLINFO41.9820.99
KTOSA21 TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO34.4517.22
KTOSA21-QD1/4 TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO35.3017.65
KTOSA21-X25 TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO38.5819.29
KTOSA21-XC25 TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO51.0325.51
KTOSA21-XCP25 TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO48.4924.25
KTOSA21-XD TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO42.5621.28
KTOSA21-XN TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO37.6418.82
KTOSA21-XN 1 PT TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO57.1028.55
KTOSA21-XN 2 PT TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO61.3530.68
KTOSA21-XN 3 PT TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO66.2933.14
KTOSA21-XP TEMP SENSOR, OSA, 2.252K, NO PROBE, POLY, ENCLINFO37.3418.67
KTOSA22 TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO34.4517.22
KTOSA22-QD1/4 TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO35.3017.65
KTOSA22-X25 TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO38.5819.29
KTOSA22-XC25 TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO51.0325.51
KTOSA22-XCP25 TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO48.4924.25
KTOSA22-XD TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO42.5621.28
KTOSA22-XN TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO37.6418.82
KTOSA22-XN 1 PT TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO57.1128.56
KTOSA22-XN 2 PT TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO61.3530.68
KTOSA22-XN 3 PT TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO66.2933.14
KTOSA22-XP TEMP SENSOR, OSA, 3K, NO PROBE, POLY, ENCLINFO37.3418.67
KTOSA24 TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLIn Stock34.4417.22
KTOSA24-QD1/4 TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLINFO35.3017.65
KTOSA24-X25 TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLINFO38.5819.29
KTOSA24-XC25 TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLINFO51.0325.51
KTOSA24-XCP25 TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLINFO48.4924.25
KTOSA24-XD TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLINFO42.5621.28
KTOSA24-XN TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLINFO37.6418.82
KTOSA24-XN 1 PT TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLINFO57.1028.55
KTOSA24-XN 2 PT TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLINFO61.3530.68
KTOSA24-XN 3 PT TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLINFO66.2933.14
KTOSA24-XP TEMP SENSOR, OSA, 10K TYPE II, NO PROBE, POLY, ENCLINFO37.3418.67
KTOSA27 TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO34.4517.22
KTOSA27-QD1/4 TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO35.3017.65
KTOSA27-X25 TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO38.5819.29
KTOSA27-XC25 TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO51.0325.51
KTOSA27-XCP25 TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO48.4924.25
KTOSA27-XD TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO42.5621.28
KTOSA27-XN TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO37.6418.82
KTOSA27-XN 1 PT TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO57.1028.55
KTOSA27-XN 2 PT TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO61.3530.68
KTOSA27-XN 3 PT TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO66.2933.14
KTOSA27-XP TEMP SENSOR, OSA, 100K, NO PROBE, POLY, ENCLINFO37.3418.67
KTOSA3 TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO34.4417.22
KTOSA3-QD1/4 TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO35.3017.65
KTOSA3-X25 TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO38.5819.29
KTOSA3-XC25 TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO51.0325.51
KTOSA3-XCP25 TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO48.4924.25
KTOSA3-XD TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO42.5621.28
KTOSA3-XN TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO37.6418.82
KTOSA3-XN 1 PT TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO57.1028.55
KTOSA3-XN 2 PT TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO61.3530.68
KTOSA3-XN 3 PT TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO66.2933.14
KTOSA3-XP TEMP SENSOR, OSA, 10K TYPE III, NO PROBE, POLY, ENCLINFO37.3418.67
KTOSA42 TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO34.4517.22
KTOSA42-QD1/4 TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO35.3017.65
KTOSA42-X25 TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO38.5819.29
KTOSA42-XC25 TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO51.0325.51
KTOSA42-XCP25 TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO48.4924.25
KTOSA42-XD TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO42.5621.28
KTOSA42-XN TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO37.6418.82
KTOSA42-XN 1 PT TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO57.1028.55
KTOSA42-XN 2 PT TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO61.3530.68
KTOSA42-XN 3 PT TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO66.2933.14
KTOSA42-XP TEMP SENSOR, OSA, 20K, NO PROBE, POLY, ENCLINFO38.4419.22
KTOSA81 TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO39.5619.78
KTOSA81-QD1/4 TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO40.3420.17
KTOSA81-X25 TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO43.5821.79
KTOSA81-XC25 TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO55.8827.94
KTOSA81-XCP25 TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO53.3726.68
KTOSA81-XD TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO53.0426.52
KTOSA81-XN TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO42.6921.35
KTOSA81-XN 1 PT TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO62.2031.10
KTOSA81-XN 2 PT TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO66.6633.33
KTOSA81-XN 3 PT TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO71.6835.84
KTOSA81-XP TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO43.6221.81
KTOSA81-XZ TEMP SENSOR, OSA, 100 RTD 385, NO PROBE, POLY, ENCLINFO42.1421.07
KTOSA85 TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO39.5619.78
KTOSA85-QD1/4 TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO40.3420.17
KTOSA85-X25 TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO43.5821.79
KTOSA85-XC25 TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO55.8827.94
KTOSA85-XCP25 TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO53.3726.68
KTOSA85-XD TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO53.0426.52
KTOSA85-XN TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO42.6921.35
KTOSA85-XN 1 PT TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO62.2031.10
KTOSA85-XN 2 PT TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO66.6633.33
KTOSA85-XN 3 PT TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO70.9735.49
KTOSA85-XP TEMP SENSOR, OSA, 1K RTD 385, NO PROBE, POLY, ENCLINFO42.3721.18
KTOSA91 TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO39.5219.76
KTOSA91-QD1/4 TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO40.3420.17
KTOSA91-X25 TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO43.5821.79
KTOSA91-XC25 TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO55.8827.94
KTOSA91-XCP25 TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO53.3726.68
KTOSA91-XD TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO53.0426.52
KTOSA91-XN TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO42.6921.35
KTOSA91-XN 1 PT TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO62.2031.10
KTOSA91-XN 2 PT TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO66.6633.33
KTOSA91-XN 3 PT TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO70.9735.49
KTOSA91-XP TEMP SENSOR, OSA, 1K RTD 375, NO PROBE, POLY, ENCLINFO42.3721.18

Accessories

No accessories found
Features
  • Economical
  • Proven mounting designs
  • Three-year warranty
  • NEMA 3R enclosure
Specifications

Accuracy:

Thermistor:±0.50℉ (0.28℃)

RTD: ±0.60℉ (0.33℃),

Temperature Stability:

Thermistor:0.24°F (0.13°C) over five years

RTD:

Heat Dissipation:2.7 mW/°C (power needed to raise the temperature 1°C)

Sensor Type:

Thermistor: 2.252kΩ, 3kΩ, 10kΩ Type II, III & III w/11K shunt, 20kΩ, 100kΩ

RTD:

Type 71, 81:100Ω Pt 385 Curve

Type 85:1000Ω Pt 385 Curve

Type 91: 1000Ω PT 375 Curve

Temperature Coefficient:

Thermistor:Negative temperature coefficient

RTD:Positive temperature coefficient

Temperature Range:

Thermistor/RTD:-40° to 221℉ (-40° to 105℃)

Enclosure Rating:

Mounting: Directly to wall

Wiring Terminations:8', 24 AWG gray wire leads, type 71 & 81 sensors have 18" leads

Probe: Seamless 304 stainless steel tube with 1.5" (3.8 cm) diameter weather shield

Weight: 0.25 lb (0.11 Kg) w/o options

Approvals: CE

Warranty: 3 years

Certifications




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