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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 0805 680ohms 110C Temperature Sensor

B59701A0110A062
TDK
1: $0.952
6,740In Stock

Mfr. Part No.
B59701A0110A062

Mouser Part No
871-B59701A0110A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 110C Temperature Sensor

Learn More

Datasheet

6,740In Stock

Cut Tape

$0.952

$0.90

$0.842

$0.802

View

Reel

$0.563

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Surface Mount Limit Temperature Sensor

PCB Mount

SMD/SMT

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 10A 1.65ohms

B59930C0120A070
TDK
1: $4.54
2,310In Stock

Mfr. Part No.
B59930C0120A070

Mouser Part No
871-B59930C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 10A 1.65ohms

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Datasheet

2,310In Stock

$4.54

$3.74

$3.33

$3.17

Reel

$2.60

View

Min.: 1
Mult.: 1

: 700

Over Current Protection Leaded Disk Style

1.65 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 1.0A 4.6ohms

B59985C0120A070
TDK
1: $1.59
5,633In Stock

Mfr. Part No.
B59985C0120A070

Mouser Part No
871-B59985C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 1.0A 4.6ohms

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Datasheet

5,633In Stock

$1.59

$1.13

$0.963

$0.923

View

Reel

$0.719

Min.: 1
Mult.: 1

: 3,000

Over Current Protection Leaded Disk Style

4.6 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 120C +/-5C Motor Prot Triple Sensor

B59300M1120A070
TDK
1: $8.16
923In Stock

Mfr. Part No.
B59300M1120A070

Mouser Part No
871-B59300M1120A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 120C +/-5C Motor Prot Triple Sensor

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Datasheet

923In Stock

$8.16

$7.34

$7.04

$6.69

Reel

$6.38

View

Min.: 1
Mult.: 1

: 200

Inrush Current Limiter Housing Type

300 Ohms

Wire

Radial

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 85C Temperature Sensor

B59601A0085A062
TDK
1: $0.707
6,629In Stock

Mfr. Part No.
B59601A0085A062

Mouser Part No
871-B59601A0085A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 85C Temperature Sensor

Learn More

Datasheet

6,629In Stock

Cut Tape

$0.707

$0.664

$0.62

$0.589

View

Reel

$0.401

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Surface Mount Limit Temperature Sensor

470 Ohms

PCB Mount

SMD/SMT

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors PTC 1.8Kohms 1% Linear

TFPT0805L1801FM
Vishay / Dale
1: $1.73
3,131In Stock

Mfr. Part No.
TFPT0805L1801FM

Mouser Part No
71-TFPT0805L1801FM

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 1.8Kohms 1% Linear

Learn More

Datasheet

3,131In Stock

Cut Tape

$1.73

$1.29

$1.03

$0.974

View

Reel

$0.661

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

TFPT

1.8 kOhms

1 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRF18BD471RS5RB
Murata Electronics
1: $0.707
44In Stock

Mfr. Part No.
PRF18BD471RS5RB

Mouser Part No
81-PRF18BD471RS5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

44In Stock

$0.707

$0.536

$0.462

$0.379

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 PTC Thermistor 30% Tol

YS5921PTO
Amphenol Advanced Sensors
1: $6.20
2,459In Stock

Mfr. Part No.
YS5921PTO

Mouser Part No
527-YS5921PTO

Amphenol Advanced Sensors

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor 30% Tol

Learn More

Datasheet

2,459In Stock

$6.20

$5.56

$4.45

$3.73

View

Min.: 1
Mult.: 1

PTO

200 Ohms

30 %

PCB Mount

Radial

- 25 C

+ 155 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 1000V 1100 Ohm 20% Tol

YS4020
Amphenol Advanced Sensors
1: $4.76
1,971In Stock

Mfr. Part No.
YS4020

Mouser Part No
527-YS4020

Amphenol Advanced Sensors

PTC (Positive Temperature Coefficient) Thermistors 1000V 1100 Ohm 20% Tol

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Datasheet

1,971In Stock

$4.76

$4.61

$4.60

$4.45

$3.73

Min.: 1
Mult.: 1

1.1 kOhms

20 %

PCB Mount

Radial

Bulk

PTC (Positive Temperature Coefficient) Thermistors 115 OHM 25%

PTCCL05H650FBE
Vishay / BC Components
1: $1.74
291In Stock

Mfr. Part No.
PTCCL05H650FBE

Mouser Part No
594-2381-660-56592

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 115 OHM 25%

Datasheet

291In Stock

$1.74

$1.30

$1.04

$0.976

View

Min.: 1
Mult.: 1

PTCCL - 145V

115 Ohms

25 %

PCB Mount

Radial

0 C

+ 70 C

PTC (Positive Temperature Coefficient) Thermistors 4ohms 20% 265V Series

PTCCL21H591HBE
Vishay / BC Components
1: $6.84
80In Stock

Mfr. Part No.
PTCCL21H591HBE

Mouser Part No
594-PTCCL21H591HBE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 4ohms 20% 265V Series

Datasheet

80In Stock

$6.84

$5.86

$5.14

$4.57

View

Min.: 1
Mult.: 1

PTCCL - 265V

4 Ohms

20 %

PCB Mount

Radial

0 C

+ 70 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 1.6K OHM 5% DO-35

162PS1J
Littelfuse
1: $8.16
197In Stock

Mfr. Part No.
162PS1J

Mouser Part No
803-162PS1J

Littelfuse

PTC (Positive Temperature Coefficient) Thermistors 1.6K OHM 5% DO-35

Learn More

Datasheet

197In Stock

$8.16

$7.00

$6.12

$5.70

View

Min.: 1
Mult.: 1

1.6 kOhms

5 %

PCB Mount

Axial

- 55 C

+ 150 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 19 OHM 20%

PTCCL07H171FBE
Vishay / BC Components
1: $2.14
51In Stock

Mfr. Part No.
PTCCL07H171FBE

Mouser Part No
594-PTCCL07H171FBE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 19 OHM 20%

Datasheet

51In Stock

$2.14

$1.60

$1.28

$1.20

View

Min.: 1
Mult.: 1

PTC

19 Ohms

20 %

Through Hole

Radial

0 C

+ 70 C

PTC (Positive Temperature Coefficient) Thermistors

PRG21BC4R7MS5RA
Murata Electronics
1: $1.26
3,246In Stock
NRND

Mfr. Part No.
PRG21BC4R7MS5RA

Mouser Part No
81-PRG21BC4R7MS5RA

NRND

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

3,246In Stock

Cut Tape

$1.26

$1.19

$1.12

$1.06

View

Reel

$0.772

Min.: 1
Mult.: 1

: 4,000

PRG21-MS5RA

4.7 Ohms

20 %

PCB Mount

SMD/SMT

- 40 C

+ 85 C

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 22 OHM 20%

PTCCL09H171HTE
Vishay / BC Components
1: $2.08
1,336In Stock

Mfr. Part No.
PTCCL09H171HTE

Mouser Part No
594-PTCCL09H171HTE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 22 OHM 20%

Datasheet

1,336In Stock

$2.08

$1.77

$1.63

$1.08

$0.952

Min.: 1
Mult.: 1

PTC

22 Ohms

20 %

Through Hole

Radial

0 C

+ 70 C

PTC (Positive Temperature Coefficient) Thermistors 6.7 OHM 20%

PTCCL11H321FBE
Vishay / BC Components
1: $2.69
1,200In Stock

Mfr. Part No.
PTCCL11H321FBE

Mouser Part No
594-PTCCL11H321FBE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 6.7 OHM 20%

Datasheet

1,200In Stock

$2.69

$2.03

$1.62

$1.52

View

Min.: 1
Mult.: 1

PTC

6.7 Ohms

20 %

Through Hole

Radial

0 C

+ 70 C

PTC (Positive Temperature Coefficient) Thermistors PTC 120ohms 1% Linear

TFPT0603L1200FV
Vishay / Dale
1: $2.50
756In Stock

Mfr. Part No.
TFPT0603L1200FV

Mouser Part No
71-TFPT0603L1200FV

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 120ohms 1% Linear

Learn More

Datasheet

756In Stock

Cut Tape

$2.50

$1.89

$1.51

$1.41

Reel

$1.07

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

TFPT

120 Ohms

1 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q100

Reel, Cut Tape, MouseReel

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

PRF18AS471QS5RB
Murata Electronics
1: $0.449
4,000In Stock

Mfr. Part No.
PRF18AS471QS5RB

Mouser Part No
81-PRF18AS471QS5RB

Murata Electronics

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

Learn More

Datasheet

4,000In Stock

Cut Tape

$0.449

$0.379

$0.335

$0.268

Reel

$0.165

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 440AC,620DC,500oHMS PTC Thermistor

B59773C0120A070
TDK
1: $2.37
2,604In Stock
1,000Expected 31/8/2026

Mfr. Part No.
B59773C0120A070

Mouser Part No
871-B59773C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 440AC,620DC,500oHMS PTC Thermistor

Learn More

Datasheet

2,604In Stock

1,000Expected 31/8/2026

$2.37

$2.26

$2.12

$2.04

Reel

$1.55

View

Min.: 1
Mult.: 1

: 1,000

Inrush Current Limiter Leaded Disk Type

500 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 830A 120A 70 20X2.5 PTC Thermistor

B59830C0120A070
TDK
1: $3.48
2,553In Stock

Mfr. Part No.
B59830C0120A070

Mouser Part No
871-B59830C0120A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 830A 120A 70 20X2.5 PTC Thermistor

Learn More

Datasheet

2,553In Stock

$3.48

$3.11

$2.77

$2.64

Reel

$1.86

View

Min.: 1
Mult.: 1

: 1,000

Over Current Protection Leaded Disk Style

3.7 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 885A 120A 51 5X2.5 PTC Thermistor

B59885C0120A051
TDK
1: $2.03
2,442In Stock

Mfr. Part No.
B59885C0120A051

Mouser Part No
871-B59885C0120A051

TDK

PTC (Positive Temperature Coefficient) Thermistors 885A 120A 51 5X2.5 PTC Thermistor

Learn More

Datasheet

2,442In Stock

Cut Tape

$2.03

$1.86

$1.65

$1.35

View

Reel

$0.864

Min.: 1
Mult.: 1

: 1,500

B59885

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors PTC 2.2Kohms 5% Linear

TFPT0805L2201JM
Vishay / Dale
1: $1.50
2,469In Stock

Mfr. Part No.
TFPT0805L2201JM

Mouser Part No
71-TFPT0805L2201JM

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 2.2Kohms 5% Linear

Learn More

Datasheet

2,469In Stock

Cut Tape

$1.50

$1.12

$0.894

$0.84

View

Reel

$0.579

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

TFPT

2.2 kOhms

5 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors Resettable Fuse -/+20%

YQS5878PTF
Amphenol Advanced Sensors
1: $10.65
285In Stock

Mfr. Part No.
YQS5878PTF

Mouser Part No
527-YQS5878PTF

Amphenol Advanced Sensors

PTC (Positive Temperature Coefficient) Thermistors Resettable Fuse -/+20%

Learn More

Datasheet

285In Stock

$10.65

$9.08

$7.85

$7.43

View

Min.: 1
Mult.: 1

PTF

250 Ohms

20 %

PCB Mount

Radial

+ 10 C

+ 55 C

Bulk

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

PRF21BA471QB5RA
Murata Electronics
1: $0.476
6,271In Stock

Mfr. Part No.
PRF21BA471QB5RA

Mouser Part No
81-PRF21BA471QB5RA

Murata Electronics

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

Learn More

Datasheet

6,271In Stock

Cut Tape

$0.476

$0.447

$0.394

$0.375

Reel

$0.267

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 140 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 55 OHM 25%

B59874C120A70
TDK
1: $2.50
922In Stock

Mfr. Part No.
B59874C120A70

Mouser Part No
871-B59874C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 55 OHM 25%

Datasheet

922In Stock

$2.50

$1.94

$1.62

$1.58

Reel

$1.07

View

Min.: 1
Mult.: 1

: 1,000

B59874

Ammo Pack

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