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Thermistors - PTC

PTC Thermistors are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many PTC thermistor manufacturers including Murata, Schneider Electric, TDK, Vishay & more. Please view our large selection of PTC thermistors below.

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Part #

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

PRF18BD471QB5RB
Murata Electronics
1: 0,172 €
10.973In Stock

Mfr. Part No.
PRF18BD471QB5RB

Mouser Part No
81-PRF18BD471QB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

Learn More

Datasheet

10.973In Stock

Cut Tape

0,172 €

0,156 €

0,137 €

0,129 €

Reel

0,094 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 120 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRF18BD471RB5RB
Murata Electronics
1: 0,353 €
4.401In Stock

Mfr. Part No.
PRF18BD471RB5RB

Mouser Part No
81-PRF18BD471RB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

4.401In Stock

Cut Tape

0,353 €

0,328 €

0,29 €

0,276 €

Reel

0,204 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 120 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

PRF18BE471QS5RB
Murata Electronics
1: 0,206 €
3.328In Stock
20.000Expected 10/19/2026

Mfr. Part No.
PRF18BE471QS5RB

Mouser Part No
81-PRF18BE471QS5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

Learn More

Datasheet

3.328In Stock

20.000Expected 10/19/2026

Cut Tape

0,206 €

0,188 €

0,166 €

0,157 €

Reel

0,114 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRF18_S

470 Ohms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 150 C

AEC-Q200

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

PRF18BF471QB5RB
Murata Electronics
1: 0,172 €
4.903In Stock
4.000Expected 10/29/2026

Mfr. Part No.
PRF18BF471QB5RB

Mouser Part No
81-PRF18BF471QB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

Learn More

Datasheet

4.903In Stock

4.000Expected 10/29/2026

Cut Tape

0,172 €

0,16 €

0,141 €

0,114 €

Reel

0,084 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 100 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRF18BF471RB5RB
Murata Electronics
1: 0,353 €
3.592In Stock

Mfr. Part No.
PRF18BF471RB5RB

Mouser Part No
81-PRF18BF471RB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

3.592In Stock

Cut Tape

0,353 €

0,328 €

0,29 €

0,276 €

Reel

0,199 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 100 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRF18BF471RS5RB
Murata Electronics
1: 0,447 €
3.880In Stock

Mfr. Part No.
PRF18BF471RS5RB

Mouser Part No
81-PRF18BF471RS5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

3.880In Stock

0,447 €

0,339 €

0,292 €

0,24 €

View

Min.: 1
Mult.: 1

PRF18_S

470 Ohms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 150 C

AEC-Q200

Bulk

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

PRF18BG471QB5RB
Murata Electronics
1: 0,146 €
6.493In Stock
56.000On Order

Mfr. Part No.
PRF18BG471QB5RB

Mouser Part No
81-PRF18BG471QB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

Learn More

Datasheet

6.493In Stock

56.000On Order

Cut Tape

0,146 €

0,132 €

0,116 €

0,11 €

Reel

0,08 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 90 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0805

PRF21BB471QB5RA
Murata Electronics
1: 0,301 €
1.430In Stock

Mfr. Part No.
PRF21BB471QB5RA

Mouser Part No
81-PRF21BB471QB5RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0805

Learn More

Datasheet

1.430In Stock

Cut Tape

0,301 €

0,283 €

0,249 €

0,237 €

Reel

0,162 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 130 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRF21BD471QB5RA
Murata Electronics
1: 0,387 €
1.018In Stock

Mfr. Part No.
PRF21BD471QB5RA

Mouser Part No
81-PRF21BD471QB5RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

1.018In Stock

Cut Tape

0,387 €

0,323 €

0,284 €

0,248 €

Reel

0,169 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 110 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 100 OHM 20% SMD 0603

PRG18BB101MS1RB
Murata Electronics
1: 0,43 €
2.638In Stock

Mfr. Part No.
PRG18BB101MS1RB

Mouser Part No
81-PRG18BB101MS1RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 100 OHM 20% SMD 0603

Learn More

Datasheet

2.638In Stock

Cut Tape

0,43 €

0,396 €

0,379 €

0,329 €

View

Reel

0,206 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRG18-MS1RB

100 Ohms

20 %

PCB Mount

SMD/SMT

- 40 C

+ 75 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 220 OHM 20% SMD 0603

PRG18BB221MB1RB
Murata Electronics
1: 0,215 €
2.224In Stock
56.000Expected 10/8/2026

Mfr. Part No.
PRG18BB221MB1RB

Mouser Part No
81-PRG18BB221MB1RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 220 OHM 20% SMD 0603

Learn More

Datasheet

2.224In Stock

56.000Expected 10/8/2026

Cut Tape

0,215 €

0,198 €

0,164 €

0,137 €

Reel

0,089 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRG18-MB1RB

220 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 75 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 20% SMD 0603

PRG18BB471MB1RB
Murata Electronics
1: 0,215 €
12.913In Stock
52.000On Order

Mfr. Part No.
PRG18BB471MB1RB

Mouser Part No
81-PRG18BB471MB1RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 20% SMD 0603

Learn More

Datasheet

12.913In Stock

52.000On Order

Cut Tape

0,215 €

0,198 €

0,164 €

0,137 €

Reel

0,089 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRG18-MB1RB

470 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 75 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 22 OHM 20% SMD 0805

PRG21AR220MS1RK
Murata Electronics
1: 0,516 €
6.632In Stock

Mfr. Part No.
PRG21AR220MS1RK

Mouser Part No
81-PRG21AR220MS1RK

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 22 OHM 20% SMD 0805

Learn More

Datasheet

6.632In Stock

Cut Tape

0,516 €

0,424 €

0,405 €

0,353 €

View

Reel

0,234 €

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

PRG21-MS1RK

22 Ohms

20 %

PCB Mount

SMD/SMT

- 40 C

+ 105 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 42 OHM 20% SMD 0805

PRG21AR420MS1RA
Murata Electronics
1: 0,43 €
1.242In Stock

Mfr. Part No.
PRG21AR420MS1RA

Mouser Part No
81-PRG21AR420MS1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 42 OHM 20% SMD 0805

Learn More

Datasheet

1.242In Stock

Cut Tape

0,43 €

0,396 €

0,379 €

0,329 €

View

Reel

0,211 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRG21-MS1RA

42 Ohms

20 %

PCB Mount

SMD/SMT

- 40 C

+ 105 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 22 OHM 20% SMD 0805

PRG21BB220MB1RK
Murata Electronics
1: 0,49 €
252In Stock
12.000On Order

Mfr. Part No.
PRG21BB220MB1RK

Mouser Part No
81-PRG21BB220MB1RK

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 22 OHM 20% SMD 0805

Learn More

Datasheet

252In Stock

12.000On Order

Cut Tape

0,49 €

0,445 €

0,37 €

0,359 €

View

Reel

0,223 €

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

PRG21-MB1RK

22 Ohms

20 %

PCB Mount

SMD/SMT

- 10 C

+ 60 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0.6 OHM 20% SMD 0805

PRG21BC0R6MM1RA
Murata Electronics
1: 0,559 €
3.870In Stock

Mfr. Part No.
PRG21BC0R6MM1RA

Mouser Part No
81-PRG21BC0R6MM1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 0.6 OHM 20% SMD 0805

Learn More

Datasheet

3.870In Stock

Cut Tape

0,559 €

0,516 €

0,501 €

0,428 €

View

Reel

0,289 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRG21-MM1RA

600 mOhms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 1 OHM 20% SMD 0805

PRG21BC1R0MM1RA
Murata Electronics
1: 0,525 €
4.759In Stock

Mfr. Part No.
PRG21BC1R0MM1RA

Mouser Part No
81-PRG21BC1R0MM1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 1 OHM 20% SMD 0805

Learn More

Datasheet

4.759In Stock

Cut Tape

0,525 €

0,48 €

0,464 €

0,398 €

View

Reel

0,267 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRG21-MM1RA

1 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 2.2 OHM 20% SMD 0805

PRG21BC2R2MM1RA
Murata Electronics
1: 0,516 €
1.258In Stock
12.000On Order

Mfr. Part No.
PRG21BC2R2MM1RA

Mouser Part No
81-PRG21BC2R2MM1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 2.2 OHM 20% SMD 0805

Learn More

Datasheet

1.258In Stock

12.000On Order

Cut Tape

0,516 €

0,47 €

0,441 €

0,391 €

View

Reel

0,261 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRG21-MM1RA

2.2 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRG21BC3R3MM1RA
Murata Electronics
1: 0,542 €
4.439In Stock

Mfr. Part No.
PRG21BC3R3MM1RA

Mouser Part No
81-PRG21BC3R3MM1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

4.439In Stock

Cut Tape

0,542 €

0,499 €

0,482 €

0,414 €

View

Reel

0,279 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRG21-MM1RA

3.3 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 4.7 OHM 20% SMD 0805

PRG21BC4R7MM1RA
Murata Electronics
1: 0,43 €
4.420In Stock
4.000Expected 9/28/2026

Mfr. Part No.
PRG21BC4R7MM1RA

Mouser Part No
81-PRG21BC4R7MM1RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 4.7 OHM 20% SMD 0805

Learn More

Datasheet

4.420In Stock

4.000Expected 9/28/2026

Cut Tape

0,43 €

0,404 €

0,377 €

0,359 €

View

Reel

0,261 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PRG21-MM1RA

4.7 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 1210 24Vdc 180mA PTC Overcurrent

B59606A0110A062
TDK
1: 0,894 €
3.127In Stock
10.000Expected 10/16/2026

Mfr. Part No.
B59606A0110A062

Mouser Part No
871-B59606A0110A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 1210 24Vdc 180mA PTC Overcurrent

Learn More

Datasheet

3.127In Stock

10.000Expected 10/16/2026

Cut Tape

0,894 €

0,764 €

0,662 €

0,603 €

View

Reel

0,399 €

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

Surface Mount Limit Temperature Sensor

27 Ohms

25 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 1.5 OHM 25% SMD 1210

B59907A120A62
TDK
1: 0,894 €
1.858In Stock

Mfr. Part No.
B59907A120A62

Mouser Part No
871-B59907A120A62

TDK

PTC (Positive Temperature Coefficient) Thermistors 1.5 OHM 25% SMD 1210

Learn More

Datasheet

1.858In Stock

Cut Tape

0,894 €

0,819 €

0,75 €

0,665 €

View

Reel

0,441 €

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

B59907

1.5 kOhms

35 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors Thermoventil.Heat. 350-550W 120V

NSYCRP1W120VTVC
Schneider Electric
1: 256,11 €
3In Stock

Mfr. Part No.
NSYCRP1W120VTVC

Mouser Part No
996-NSYCRP1W120VTVC

Schneider Electric

PTC (Positive Temperature Coefficient) Thermistors Thermoventil.Heat. 350-550W 120V

Learn More

Datasheet

3In Stock

256,11 €

223,09 €

200,46 €

Min.: 1
Mult.: 1

ClimaSys CR

PTC (Positive Temperature Coefficient) Thermistors YM120 +-20% Tolerance

YM120D370N100
Amphenol Advanced Sensors
1: 5,50 €
302In Stock
2.500Expected 1/5/2027

Mfr. Part No.
YM120D370N100

Mouser Part No
527-YM120D370N100

Amphenol Advanced Sensors

PTC (Positive Temperature Coefficient) Thermistors YM120 +-20% Tolerance

Learn More

Datasheet

Product Comments

302In Stock

2.500Expected 1/5/2027

5,50 €

4,56 €

4,21 €

4,19 €

Min.: 1
Mult.: 1

10 Ohms

20 %

PCB Mount

Radial

0 C

+ 55 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 33 OHM 20% SMD 0402

PRG15BC330MM1RC
Murata Electronics
1: 0,172 €
565In Stock
20.000Expected 11/23/2026
NRND

Mfr. Part No.
PRG15BC330MM1RC

Mouser Part No
81-PRG15BC330MM1RC

NRND

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 33 OHM 20% SMD 0402

Learn More

Datasheet

565In Stock

20.000Expected 11/23/2026

Cut Tape

0,172 €

0,157 €

0,13 €

0,108 €

Reel

0,063 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

PRG15-MM1RC

33 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

Thermistors - PTC

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2381
B57213
B57237
B57238
B59004
B59006
B59008
B59012
B59050
B59084
B59100
B59102
B59116S
B59196
B59201
B59204
B59314
B59601
B597
B59701

200 mOhms
300 mOhms
400 mOhms
450 mOhms
500 mOhms
600 mOhms
700 mOhms
800 mOhms
900 mOhms
1 Ohms
1.1 Ohms
1.2 Ohms
1.3 Ohms
1.5 Ohms
1.65 Ohms
1.7 Ohms
1.8 Ohms
1.9 Ohms
2.1 Ohms
2.2 Ohms

+ 40 C
+ 55 C
+ 60 C
+ 70 C
+ 75 C
+ 80 C
+ 85 C
+ 90 C
+ 100 C
+ 105 C
+ 110 C
+ 120 C
+ 125 C
+ 130 C
+ 133 C
+ 140 C
+ 145 C
+ 150 C
+ 155 C
+ 160 C