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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 0.4A 70ohms

B59880C0160A070
TDK
1: $1.73
1,427In Stock

Mfr. Part No.
B59880C0160A070

Mouser Part No
871-B59880C160A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 0.4A 70ohms

Learn More

Datasheet

1,427In Stock

$1.73

$1.59

$1.41

$1.29

View

Reel

$0.854

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

70 Ohms

25 %

PCB Mount

Radial

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 883A 120A 51 5X2.5 PTC Thermistor

B59883C0120A051
TDK
1: $2.01
335In Stock

Mfr. Part No.
B59883C0120A051

Mouser Part No
871-B59883C0120A051

TDK

PTC (Positive Temperature Coefficient) Thermistors 883A 120A 51 5X2.5 PTC Thermistor

Learn More

Datasheet

335In Stock

Cut Tape

$2.01

$1.86

$1.55

$1.43

View

Reel

$0.963

Min.: 1
Mult.: 1

: 1,500

Over Current Protection Leaded Disk Style

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 883A 120A 70 5X2.5 PTC Thermistor

B59883C0120A070
TDK
1: $1.82
2,249In Stock

Mfr. Part No.
B59883C0120A070

Mouser Part No
871-B59883C0120A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 883A 120A 70 5X2.5 PTC Thermistor

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Datasheet

2,249In Stock

$1.82

$1.69

$1.41

$1.33

View

Reel

$0.898

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

120 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 883A 120A570 5X2.5 PTC Thermistor

B59883C0120A570
TDK
1: $1.40
590In Stock
2,000Expected 30/11/2026

Mfr. Part No.
B59883C0120A570

Mouser Part No
871-B59883C0120A570

TDK

PTC (Positive Temperature Coefficient) Thermistors 883A 120A570 5X2.5 PTC Thermistor

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Datasheet

590In Stock

2,000Expected 30/11/2026

$1.40

$1.33

$1.24

$1.19

View

Reel

$0.898

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

120 Ohms

20 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 885A 120A 70 5x2.5

B59885C0120A070
TDK
1: $2.48
987In Stock

Mfr. Part No.
B59885C0120A070

Mouser Part No
871-B59885C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 885A 120A 70 5x2.5

Learn More

Datasheet

987In Stock

$2.48

$2.28

$1.99

$1.89

View

Min.: 1
Mult.: 1

Over Current Protection Leaded Disk Style

12 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 890A 80A 70 3X2.5 PTC Thermistor

B59890C0080A070
TDK
1: $1.69
2,303In Stock

Mfr. Part No.
B59890C0080A070

Mouser Part No
871-B59890C0080A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 890A 80A 70 3X2.5 PTC Thermistor

Learn More

Datasheet

2,303In Stock

$1.69

$1.55

$1.39

$1.27

View

Min.: 1
Mult.: 1

Over Current Protection Leaded Disk Style

Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 935-A 120-A 70 20X1 PTC Thermistor

B59935C0120A070
TDK
1: $3.25
726In Stock

Mfr. Part No.
B59935C0120A070

Mouser Part No
871-B59935C0120A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 935-A 120-A 70 20X1 PTC Thermistor

Learn More

Datasheet

726In Stock

$3.25

$3.01

$2.79

$2.49

View

Reel

$1.97

Min.: 1
Mult.: 1

: 700

Over Current Protection Leaded Disk Style

300 mOhms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 8.0A 2.3ohms

B59940C0120A070
TDK
1: $3.25
923In Stock
1,000Expected 6/1/2027

Mfr. Part No.
B59940C0120A070

Mouser Part No
871-B59940C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 8.0A 2.3ohms

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Datasheet

923In Stock

1,000Expected 6/1/2027

$3.25

$3.01

$2.48

$2.31

Reel

$1.74

View

Min.: 1
Mult.: 1

: 1,000

Over Current Protection Leaded Disk Style

2.3 Ohms

25 %

PCB Mount

Radial

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 945-A 160-A 70 16X1 PTC Thermistor

B59945C0160A070
TDK
1: $2.94
583In Stock

Mfr. Part No.
B59945C0160A070

Mouser Part No
871-B59945C0160A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 945-A 160-A 70 16X1 PTC Thermistor

Learn More

Datasheet

583In Stock

$2.94

$2.72

$2.56

$2.26

View

Reel

$1.63

Min.: 1
Mult.: 1

: 1,000

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 950-A 130-A 70 10X1 PTC Thermistor

B59950C0130A070
TDK
1: $2.43
410In Stock

Mfr. Part No.
B59950C0130A070

Mouser Part No
871-B59950C0130A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 950-A 130-A 70 10X1 PTC Thermistor

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Datasheet

410In Stock

$2.43

$2.26

$1.89

$1.71

Reel

$1.31

View

Min.: 1
Mult.: 1

: 1,000

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 5.5A 3.7ohms

B59950C0120A070
TDK
1: $2.65
536In Stock

Mfr. Part No.
B59950C0120A070

Mouser Part No
871-B59950C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 5.5A 3.7ohms

Learn More

Datasheet

536In Stock

$2.65

$2.45

$2.14

$2.03

View

Reel

$1.32

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

3.7 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 955-A 160-A 70 12X1 PTC Thermistor

B59955C0160A070
TDK
1: $2.65
1,102In Stock

Mfr. Part No.
B59955C0160A070

Mouser Part No
871-B59955C0160A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 955-A 160-A 70 12X1 PTC Thermistor

Learn More

Datasheet

1,102In Stock

$2.65

$2.45

$2.14

$2.03

View

Reel

$1.32

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 960-A 80-A 70 10X1 PTC Thermistor

B59960C0080A070
TDK
1: $2.43
748In Stock
1,000Expected 8/10/2026

Mfr. Part No.
B59960C0080A070

Mouser Part No
871-B59960C0080A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 960-A 80-A 70 10X1 PTC Thermistor

Learn More

Datasheet

748In Stock

1,000Expected 8/10/2026

$2.43

$2.26

$2.05

$1.86

Reel

$1.31

View

Min.: 1
Mult.: 1

: 1,000

Over Current Protection Leaded Disk Style

5.6 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 80 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 4.3A 5.6ohms

B59960C0120A070
TDK
1: $2.43
988In Stock
1,000Expected 26/11/2026

Mfr. Part No.
B59960C0120A070

Mouser Part No
871-B59960C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 4.3A 5.6ohms

Learn More

Datasheet

988In Stock

1,000Expected 26/11/2026

$2.43

$2.26

$1.89

$1.85

Reel

$1.31

View

Min.: 1
Mult.: 1

: 1,000

Over Current Protection Leaded Disk Style

5.6 Ohms

25 %

PCB Mount

Radial

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 3.0A 1.8ohms

B59975C0120A070
TDK
1: $2.96
866In Stock
2,000Expected 25/11/2026

Mfr. Part No.
B59975C0120A070

Mouser Part No
871-B59975C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 3.0A 1.8ohms

Learn More

Datasheet

866In Stock

2,000Expected 25/11/2026

$2.96

$2.33

$2.07

$1.93

View

Reel

$1.23

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

1.8 Ohms

25 %

PCB Mount

Radial

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 980-A 130-A 70 3X1 PTC Thermistor

B59980C0130A070
TDK
1: $1.37
137In Stock
2,000Expected 4/9/2026

Mfr. Part No.
B59980C0130A070

Mouser Part No
871-B59980C0130A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 980-A 130-A 70 3X1 PTC Thermistor

Learn More

Datasheet

137In Stock

2,000Expected 4/9/2026

$1.37

$1.26

$1.12

$0.993

View

Reel

$0.672

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

62 Ohms

20 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 980A 80A 70 5x1

B59980C0080A070
TDK
1: $1.40
426In Stock
2,000Expected 17/11/2026

Mfr. Part No.
B59980C0080A070

Mouser Part No
871-B59980C80A70

TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 980A 80A 70 5x1

Learn More

Datasheet

426In Stock

2,000Expected 17/11/2026

$1.40

$1.24

$1.09

$0.991

View

Reel

$0.691

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

25 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 985-A 120-A 51 5X1 PTC Thermistor

B59985C0120A051
TDK
1: $1.74
2,539In Stock

Mfr. Part No.
B59985C0120A051

Mouser Part No
871-B59985C0120A051

TDK

PTC (Positive Temperature Coefficient) Thermistors 985-A 120-A 51 5X1 PTC Thermistor

Learn More

Datasheet

2,539In Stock

Cut Tape

$1.74

$1.60

$1.33

$1.25

View

Reel

$0.819

Min.: 1
Mult.: 1

: 3,000

Over Current Protection Leaded Disk Style

4.6 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 985-A 160-A 70 5X1 PTC Thermistor

B59985C0160A070
TDK
1: $1.63
1,051In Stock

Mfr. Part No.
B59985C0160A070

Mouser Part No
871-B59985C0160A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 985-A 160-A 70 5X1 PTC Thermistor

Learn More

Datasheet

1,051In Stock

$1.63

$1.51

$1.30

$1.22

View

Reel

$0.771

Min.: 1
Mult.: 1

: 3,000

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 0.7A 55ohms

B59990C0120A070
TDK
1: $1.56
1,768In Stock
3,000Expected 4/9/2026

Mfr. Part No.
B59990C0120A070

Mouser Part No
871-B59990C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 0.7A 55ohms

Learn More

Datasheet

1,768In Stock

3,000Expected 4/9/2026

$1.56

$1.26

$1.01

$0.944

View

Min.: 1
Mult.: 1

Over Current Protection Leaded Disk Style

55 Ohms

25 %

PCB Mount

Radial

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 63V 30mA 55ohms

B59990C0080A070
TDK
1: $1.31
2,245In Stock
5,000Expected 26/11/2026

Mfr. Part No.
B59990C0080A070

Mouser Part No
871-B59990C80A70

TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 63V 30mA 55ohms

Learn More

Datasheet

2,245In Stock

5,000Expected 26/11/2026

$1.31

$1.19

$1.03

$0.966

View

Min.: 1
Mult.: 1

Over Current Protection Leaded Disk Style

55 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 995-A 160-A 70 3X1 PTC Thermistor

B59995C0160A070
TDK
1: $1.46
410In Stock

Mfr. Part No.
B59995C0160A070

Mouser Part No
871-B59995C0160A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 995-A 160-A 70 3X1 PTC Thermistor

Learn More

Datasheet

410In Stock

$1.46

$1.29

$1.03

$0.972

View

Reel

$0.676

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 0.7A 13ohms

B59995C0120A070
TDK
1: $1.31
2,189In Stock

Mfr. Part No.
B59995C0120A070

Mouser Part No
871-B59995C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 0.7A 13ohms

Learn More

Datasheet

2,189In Stock

$1.31

$1.19

$1.03

$0.966

View

Reel

$0.612

Min.: 1
Mult.: 1

: 3,000

Over Current Protection Leaded Disk Style

13 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 1Kohms 0.5%

TFPT1206L1001DV
Vishay / Dale
1: $4.31
1,335In Stock
Factory Special Order

Mfr. Part No.
TFPT1206L1001DV

Mouser Part No
71-TFPT1206L1001DV

Factory Special Order

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors 1Kohms 0.5%

Learn More

Datasheet

1,335In Stock

Cut Tape

$4.31

$3.58

$2.95

$2.75

Reel

$2.26

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

TFPTL

1 kOhms

0.5 %

PCB Mount

SMD/SMT

- 55 C

+ 150 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor B 755-A 115-A 70 12X5

B59755B0115A070
TDK
1: $6.61
2,270In Stock
Factory Special Order

Mfr. Part No.
B59755B0115A070

Mouser Part No
871-B59755B0115A070

Factory Special Order

TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor B 755-A 115-A 70 12X5

Learn More

Datasheet

2,270In Stock

$6.61

$6.20

$6.19

$6.17

View

Min.: 1
Mult.: 1

B597

500 Ohms

25 %

- 40 C

+ 125 C

Bulk

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