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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

PRF15BA102RB6RC
Murata Electronics
1: $0.245
9,889In Stock

Mfr. Part No.
PRF15BA102RB6RC

Mouser Part No
81-PRF15BA102RB6RC

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

9,889In Stock

Cut Tape

$0.245

$0.203

$0.178

$0.143

View

Reel

$0.088

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

PRF

1 kOhms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 150 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 1735 A120 A62 7X2 PTC Thermistor

B59735T1120A062
TDK
1: $2.38
873In Stock

Mfr. Part No.
B59735T1120A062

Mouser Part No
871-B59735T1120A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 1735 A120 A62 7X2 PTC Thermistor

Learn More

Datasheet

873In Stock

Cut Tape

$2.38

$2.27

$1.92

$1.88

Reel

$1.28

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Surface Mount OverCurrent PTC

35 Ohms

PCB Mount

SMD/SMT

- 20 C

+ 125 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRG21AR150MS5RA
Murata Electronics
1: $1.35
3,125In Stock
NRND

Mfr. Part No.
PRG21AR150MS5RA

Mouser Part No
81-PRG21AR150MS5RA

NRND

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

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Datasheet

3,125In Stock

Cut Tape

$1.35

$1.02

$0.881

$0.851

View

Reel

$0.452

Min.: 1
Mult.: 1

: 4,000

PRG21-MS5RA

15 Ohms

20 %

PCB Mount

SMD/SMT

- 40 C

+ 105 C

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors

PTC305C21
Vishay / Cera-Mite
1: $21.76
167In Stock

Mfr. Part No.
PTC305C21

Mouser Part No
75-PTC305C21

Vishay / Cera-Mite

PTC (Positive Temperature Coefficient) Thermistors

Datasheet

167In Stock

$21.76

$19.23

$17.23

$16.32

View

Min.: 1
Mult.: 1

PTC305C

Bulk

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

PRF18BG471RB5RB
Murata Electronics
1: $0.558
4,032In Stock

Mfr. Part No.
PRF18BG471RB5RB

Mouser Part No
81-PRF18BG471RB5RB

Murata Electronics

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

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Datasheet

4,032In Stock

$0.558

$0.518

$0.458

$0.435

View

Min.: 1
Mult.: 1

PRF

470 Ohms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 90 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors T=5K 150deg C

B59008C0150A040
TDK
1: $1.81
854In Stock

Mfr. Part No.
B59008C0150A040

Mouser Part No
871-B59008C150A40

TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 150deg C

Learn More

Datasheet

854In Stock

$1.81

$1.73

$1.62

$1.55

View

Min.: 1
Mult.: 1

B59008

250 Ohms

PCB Mount

Radial

0 C

+ 40 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 130C Temperature Sensor

B59721A0130A062
TDK
1: $0.598
4,691In Stock

Mfr. Part No.
B59721A0130A062

Mouser Part No
871-B59721A0130A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 130C Temperature Sensor

Learn More

Datasheet

4,691In Stock

Cut Tape

$0.598

$0.566

$0.528

$0.502

View

Reel

$0.329

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Surface Mount OverCurrent PTC

680 Ohms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 260AC,370DC,70oHMS PTC Thermistor

B59770C0120A070
TDK
1: $2.37
943In Stock

Mfr. Part No.
B59770C0120A070

Mouser Part No
871-B59770C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 260AC,370DC,70oHMS PTC Thermistor

Learn More

Datasheet

943In Stock

$2.37

$2.26

$2.12

$2.04

Reel

$1.59

View

Min.: 1
Mult.: 1

: 1,000

Inrush Current Limiter Leaded Disk Type

70 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 960-A 130-A 70 8X1 PTC Thermistor

B59960C0130A070
TDK
1: $1.85
1,593In Stock

Mfr. Part No.
B59960C0130A070

Mouser Part No
871-B59960C0130A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 960-A 130-A 70 8X1 PTC Thermistor

Learn More

Datasheet

1,593In Stock

$1.85

$1.71

$1.56

$1.41

View

Reel

$0.854

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

8 Ohms

20 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 965-A 160-A 70 10X1 PTC Thermistor

B59965C0160A070
TDK
1: $1.90
955In Stock

Mfr. Part No.
B59965C0160A070

Mouser Part No
871-B59965C0160A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 965-A 160-A 70 10X1 PTC Thermistor

Learn More

Datasheet

955In Stock

$1.90

$1.78

$1.74

$1.60

Reel

$1.22

View

Min.: 1
Mult.: 1

: 1,000

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 850A 120A 51 12X2.5 PTC Thermistor

B59850C0120A051
TDK
1: $2.65
863In Stock

Mfr. Part No.
B59850C0120A051

Mouser Part No
871-B59850C0120A051

TDK

PTC (Positive Temperature Coefficient) Thermistors 850A 120A 51 12X2.5 PTC Thermistor

Learn More

Datasheet

863In Stock

Cut Tape

$2.65

$2.45

$2.08

$2.03

Reel

$1.23

View

Min.: 1
Mult.: 1

: 1,000

Over Current Protection Leaded Disk Style

10 Ohms

20 %

PCB Mount

Radial

- 40 C

+ 125 C

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 975-A 160-A 70 8X1 PTC Thermistor

B59975C0160A070
TDK
1: $2.24
992In Stock

Mfr. Part No.
B59975C0160A070

Mouser Part No
871-B59975C0160A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 975-A 160-A 70 8X1 PTC Thermistor

Learn More

Datasheet

992In Stock

$2.24

$2.07

$1.92

$1.52

View

Reel

$1.05

Min.: 1
Mult.: 1

: 2,000

Over Current Protection Leaded Disk Style

1.8 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 130C 400V 105ohms PTC for Heating Apps

B59102R0130A010
TDK
1: $1.48
4,395In Stock

Mfr. Part No.
B59102R0130A010

Mouser Part No
871-B59102R0130A010

TDK

PTC (Positive Temperature Coefficient) Thermistors 130C 400V 105ohms PTC for Heating Apps

Learn More

Datasheet

4,395In Stock

$1.48

$1.41

$1.32

$1.26

View

Min.: 1
Mult.: 1

Heater Element Rectangular shape

700 Ohms

50 %

Clamp Mount

Pressure Contacts

- 40 C

+ 100 C

Tray

PTC (Positive Temperature Coefficient) Thermistors 850A 80A 70 12X2.5 PTC Thermistor

B59850C0080A070
TDK
1: $2.49
1,357In Stock

Mfr. Part No.
B59850C0080A070

Mouser Part No
871-B59850C0080A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 850A 80A 70 12X2.5 PTC Thermistor

Learn More

Datasheet

1,357In Stock

$2.49

$2.28

$2.15

$1.92

Reel

$1.43

View

Min.: 1
Mult.: 1

: 700

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 25 OHM 25%

B59870C120A70
TDK
1: $1.50
4,414In Stock

Mfr. Part No.
B59870C120A70

Mouser Part No
871-B59870C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 25 OHM 25%

Learn More

Datasheet

4,414In Stock

$1.50

$1.30

$1.06

Reel

$1.05

Min.: 1
Mult.: 1

: 1,500

25 Ohms

25 %

PCB Mount

Radial

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 1.0A 65ohms

B59875C0120A070
TDK
1: $2.24
1,372In Stock

Mfr. Part No.
B59875C0120A070

Mouser Part No
871-B59875C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 1.0A 65ohms

Learn More

Datasheet

1,372In Stock

$2.24

$2.07

$1.92

$1.71

Reel

$1.22

View

Min.: 1
Mult.: 1

: 1,000

Over Current Protection Leaded Disk Style

65 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 886A 120A 51 5X2.5 PTC Thermistor

B59886C0120A051
TDK
1: $2.01
1,757In Stock

Mfr. Part No.
B59886C0120A051

Mouser Part No
871-B59886C0120A051

TDK

PTC (Positive Temperature Coefficient) Thermistors 886A 120A 51 5X2.5 PTC Thermistor

Learn More

Datasheet

1,757In Stock

Cut Tape

$2.01

$1.86

$1.65

$1.54

View

Reel

$0.862

Min.: 1
Mult.: 1

: 1,500

Over Current Protection Leaded Disk Style

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors PTC 80Deg C Temp

PTCSL03T081DB1E
Vishay / BC Components
1: $0.993
2,749In Stock

Mfr. Part No.
PTCSL03T081DB1E

Mouser Part No
594-PTCSL03T081DB1E

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTC 80Deg C Temp

Learn More

Datasheet

2,749In Stock

$0.993

$0.933

$0.854

$0.802

View

Min.: 1
Mult.: 1

PTCSL03

20 Ohms to 120 Ohms

PCB Mount

Radial

- 40 C

+ 80 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 70C 400V 130ohms PTC for Heating Apps

B59102R0070A010
TDK
1: $1.51
2,444In Stock

Mfr. Part No.
B59102R0070A010

Mouser Part No
871-B59102R0070A010

TDK

PTC (Positive Temperature Coefficient) Thermistors 70C 400V 130ohms PTC for Heating Apps

Learn More

Datasheet

2,444In Stock

$1.51

$1.44

$1.35

$1.29

View

Min.: 1
Mult.: 1

Motor Protector Single Sensor Style

700 Ohms

50 %

Clamp Mount

Pressure Contacts

- 40 C

+ 100 C

Tray

PTC (Positive Temperature Coefficient) Thermistors 120A 20 3X2 PTC Thermistor 29P

B59339A1502P020
TDK
1: $3.06
888In Stock

Mfr. Part No.
B59339A1502P020

Mouser Part No
871-B59339A1502P020

TDK

PTC (Positive Temperature Coefficient) Thermistors 120A 20 3X2 PTC Thermistor 29P

Learn More

Datasheet

888In Stock

$3.06

$2.82

$2.58

$2.34

View

Min.: 1
Mult.: 1

Surface Mount OverCurrent PTC

Tray

PTC (Positive Temperature Coefficient) Thermistors 150C 400V 90ohms PTC for Heating Apps

B59102R0150A010
TDK
1: $1.31
13,526In Stock

Mfr. Part No.
B59102R0150A010

Mouser Part No
871-B59102R0150A010

TDK

PTC (Positive Temperature Coefficient) Thermistors 150C 400V 90ohms PTC for Heating Apps

Learn More

Datasheet

13,526In Stock

$1.31

$1.24

$1.16

$1.11

View

Min.: 1
Mult.: 1

Heater Element Rectangular shape

700 Ohms

50 %

Clamp Mount

Pressure Contacts

- 40 C

+ 100 C

Tray

PTC (Positive Temperature Coefficient) Thermistors 890A 120A 51 3X2.5 PTC Thermistor

B59890C0120A051
TDK
1: $1.66
2,755In Stock

Mfr. Part No.
B59890C0120A051

Mouser Part No
871-B59890C0120A051

TDK

PTC (Positive Temperature Coefficient) Thermistors 890A 120A 51 3X2.5 PTC Thermistor

Learn More

Datasheet

2,755In Stock

Cut Tape

$1.66

$1.52

$1.34

$1.27

View

Reel

$0.792

Min.: 1
Mult.: 1

: 3,000

Over Current Protection Leaded Disk Style

150 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors PTCCPLDD7D00A0101000115Be3

PTCCL07H100VBE
Vishay / BC Components
1: $2.58
249In Stock
1,880Expected 6/10/2026

Mfr. Part No.
PTCCL07H100VBE

Mouser Part No
594-PTCCL07H100VBE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTCCPLDD7D00A0101000115Be3

Datasheet

249In Stock

1,880Expected 6/10/2026

$2.58

$1.94

$1.55

$1.46

View

Min.: 1
Mult.: 1

PTCCL - 600V/1000V

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTCCPLDD7D00A410030140Te3

PTCCL07H411DTE
Vishay / BC Components
1: $2.08
621In Stock

Mfr. Part No.
PTCCL07H411DTE

Mouser Part No
594-PTCCL07H411DTE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTCCPLDD7D00A410030140Te3

Datasheet

621In Stock

$2.08

$1.77

$1.63

$0.998

$0.945

Min.: 1
Mult.: 1

PTC

3 Ohms

20 %

Through Hole

Radial

- 40 C

+ 85 C

PTC (Positive Temperature Coefficient) Thermistors TFPT06032701%E52E3

TFPT0603L2700FV
Vishay / Dale
1: $2.50
1,234In Stock
New At Mouser

Mfr. Part No.
TFPT0603L2700FV

Mouser Part No
71-TFPT0603L2700FV

New At Mouser

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors TFPT06032701%E52E3

Datasheet

1,234In Stock

$2.50

$2.12

$1.05

Min.: 1
Mult.: 1

PTCCL

PCB Mount

SMD/SMT

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