
High Accuracy Ceramic Wire-Wound 
Platinum RTD Elements
Starts at 
$
12
⻬ Platinum Wire Wound 
RTD Elements
⻬ Resistance vs. Temperature
Characteristics Per 
IEC60751
⻬ Accuracies Include 
Class A, 
⻬ Single and Some Dual
Element Configurations 
Available in Class A 
Accuracies Listed
⻬ Operating Temperature
Range is -200 to 600°C 
(-328 to 1112°F), With 
Accuracies Assured 
Over The Specified 
Temperature Range 
for Each Class
Tolerance
Tolerance Class Tolerance (°C) Temperature Range
Class A ±0.15+(0.002*t) -196 to 450°C
1
Class 
1
Class 
Where t = temperature in °C regardless of sign.
To Order (Specify Model Number)
Model No. Price Diameter Length Resistance at 0°C Class Temp Range 
1PT100KN1515CLA $12 1.5 15 1 x 100.000 ±0.060 Ω Class A -196 to 450°C
1PT100KN2515CLA 21 1.5 25 1 x 100.000 ±0.060 Ω Class A -196 to 450°C 
1PT100KN3045CLA 21 4.5 30 1 x 100.000 ±0.060 Ω Class A -196 to 450°C 
1PT100KN3026CLA 28 2.6 30 1 x 100.000 ±0.060 Ω Class A -196 to 450°C 
2PT100KN3045CLA* 56 4.5 30 2 x 100.000 ±0.060 Ω Class A -196 to 450°C 
2PT100KN3026CLA* 39 2.6 30 2 x 100.000 ±0.060 Ω Class A -196 to 450°C 
1PT100KN2515CL1/3 30 1.5 25 1 x 100.000 ±0.040 Ω Class  
1PT100KN2528CL1/3 30 2.8 25 1 x 100.000 ±0.040 Ω Class  
1PT100KN1515CL1/3 30 1.5 10 1 x 100.000 ±0.040 Ω Class  
1PT100KN2515CL1/10 37 1.5 25 1 x 100.000 ±0.013 Ω Class  
1PT100KN2528CL1/10 37 2.8 25 1 x 100.000 ±0.013 Ω Class  
1PT100KN1515CL1/10 37 1.5 10 1 x 100.000 ±0.013 Ω Class 
Dual element configurations.
*
† Leads are 10 mm L, body is ceramic.
See Page C-126 for more information relating to wire wound RTD usage, resistance and accuracy/interchangeability.
Ordering Examples: 1PT100KN2515CLA, wire wound platinum RTD element, 1.5 Dia x 25 mm L, resistance of 100.000 ±0.060 Ω at 0°C, $21. 
1PT100KN2515CL1/3, wire wound platinum RTD element, 1.5 Dia x 25 mm L, resistance of 100.000 ±0.040 Ω at 0°C, $30. 
1PT100KN2515CL1/10, wire wound platinum RTD element, 1.5 Dia x 25 mm L, resistance of 100.000 ±0.013 Ω at 0°C, $37.
1
⁄3B and 1⁄10B
⁄3B ±1/3*[0.30+(0.005*t)] -100 to 350°C 
⁄10B ±1/10*[0.30+(0.005*t)] 0 to 100°C
1PT100KN1515CL1/3, $30, 
shown larger than actual size.
1PT100KN2515CLA, 
$21, shown larger 
than actual size.
Element size†mm
C-125
Actual size.
Discount Schedule
(for Class A and Class B elements)
1 to 4 units . . . . . . . . . . . . . .Net
5 to 10 units . . . . . . . . . . . . .4%
11 to 24 units . . . . . . . . . . . .6%
25 to 49 units . . . . . . . . . . .10%
50 to 99 units . . . . . . . . . . .11%
100 units and up . . . . . . . .13%
MOST POPULAR MODELS HIGHLIGHTED!
Accuracy
1
⁄3B -100 to 350°C
1
⁄3B -100 to 350°C
1
⁄3B -100 to 350°C
1
⁄10B 0 to 100°C
1
⁄10B 0 to 100°C
1
⁄10B 0 to 100°C

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