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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 T=5K 110deg C

B59008C0110A040
TDK
1: $1.74
8,726In Stock

Mfr. Part No.
B59008C0110A040

Mouser Part No
871-B59008C110A40

TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 110deg C

Learn More

Datasheet

8,726In Stock

$1.74

$1.66

$1.41

$1.38

View

Min.: 1
Mult.: 1

B59008

250 Ohms

PCB Mount

Radial

0 C

+ 40 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC SMD 35ohm 15/-20%

PTCTZ3MR350MTT
Vishay / BC Components
1: $2.53
2,975In Stock

Mfr. Part No.
PTCTZ3MR350MTT

Mouser Part No
594-PTCTZ3MR350MTT

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTC SMD 35ohm 15/-20%

Datasheet

2,975In Stock

Cut Tape

$2.53

$2.07

$1.68

$1.56

View

Reel

$1.30

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

PTCTZ

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 80C 12Vdc 4ohms Disc PTC Heating

B59060A0080A010
TDK
1: $1.79
2,345In Stock

Mfr. Part No.
B59060A0080A010

Mouser Part No
871-B59060A0080A010

TDK

PTC (Positive Temperature Coefficient) Thermistors 80C 12Vdc 4ohms Disc PTC Heating

Learn More

Datasheet

2,345In Stock

$1.79

$1.71

$1.53

$1.43

View

Min.: 1
Mult.: 1

Heater Element Round shape

9 Ohms

30 %

Clamp Mount

Pressure Contacts

- 40 C

+ 100 C

Tray

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 135C Temperature Sensor

B59421A0135A062
TDK
1: $0.45
9,488In Stock

Mfr. Part No.
B59421A0135A062

Mouser Part No
871-B59421A0135A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 135C Temperature Sensor

Learn More

Datasheet

9,488In Stock

Cut Tape

$0.45

$0.42

$0.391

$0.372

View

Reel

$0.251

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Limit Temperature Sensor

470 Ohms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

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

B59701A0110A062
TDK
1: $0.70
6,520In Stock

Mfr. Part No.
B59701A0110A062

Mouser Part No
871-B59701A0110A062

TDK

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

Learn More

Datasheet

6,520In Stock

Cut Tape

$0.70

$0.662

$0.619

$0.59

View

Reel

$0.42

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: $3.04
2,290In Stock

Mfr. Part No.
B59930C0120A070

Mouser Part No
871-B59930C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 10A 1.65ohms

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Datasheet

2,290In Stock

$3.04

$2.75

$2.45

$2.37

Reel

$1.84

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: $0.57
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

$0.57

$0.515

$0.494

$0.492

Reel

$0.491

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 15 OHM 20% SMD 0805

PRG21BB150MB1RK
Murata Electronics
1: $0.54
10,074In Stock

Mfr. Part No.
PRG21BB150MB1RK

Mouser Part No
81-PRG21BB150MB1RK

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 15 OHM 20% SMD 0805

Learn More

Datasheet

10,074In Stock

Cut Tape

$0.54

$0.497

$0.431

$0.418

View

Reel

$0.259

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

PRG21-MB1RK

15 Ohms

20 %

PCB Mount

SMD/SMT

- 10 C

+ 60 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors T=5K 80deg C

B59008C0080A040
TDK
1: $1.45
1,769In Stock

Mfr. Part No.
B59008C0080A040

Mouser Part No
871-B59008C80A40

TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 80deg C

Learn More

Datasheet

1,769In Stock

$1.45

$1.39

$1.30

$1.25

View

Min.: 1
Mult.: 1

B59008

250 Ohms

PCB Mount

Radial

0 C

+ 40 C

Bulk

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

B59300M1120A070
TDK
1: $6.00
923In Stock

Mfr. Part No.
B59300M1120A070

Mouser Part No
871-B59300M1120A070

TDK

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

Learn More

Datasheet

923In Stock

$6.00

$5.40

$5.18

$4.92

Reel

$4.32

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: $0.52
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

$0.52

$0.488

$0.455

$0.432

View

Reel

$0.287

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 830A 120A 70 20X2.5 PTC Thermistor

B59830C0120A070
TDK
1: $2.56
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

$2.56

$2.29

$2.04

$1.94

Reel

$1.37

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: $1.49
2,437In 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

2,437In Stock

Cut Tape

$1.49

$1.37

$1.21

$0.929

View

Reel

$0.635

Min.: 1
Mult.: 1

: 1,500

B59885

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors D 052-A 90-A 40 NAT 90 Grade C

B59052D1090A040
TDK
1: $1.71
3,941In Stock

Mfr. Part No.
B59052D1090A040

Mouser Part No
871-B59052D1090A040

TDK

PTC (Positive Temperature Coefficient) Thermistors D 052-A 90-A 40 NAT 90 Grade C

Datasheet

3,941In Stock

$1.71

$1.63

$1.38

$1.35

View

Min.: 1
Mult.: 1

Limit Temperature Sensor Housing style

550 Ohms

Ring Lug

Radial

0 C

+ 40 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 160C 12Vdc 3ohms Disc PTC Heating

B59060A0160A010
TDK
1: $2.31
1,660In Stock

Mfr. Part No.
B59060A0160A010

Mouser Part No
871-B59060A0160A010

TDK

PTC (Positive Temperature Coefficient) Thermistors 160C 12Vdc 3ohms Disc PTC Heating

Learn More

Datasheet

1,660In Stock

$2.31

$1.89

$1.53

$1.43

View

Min.: 1
Mult.: 1

Heater Element Round shape

9 Ohms

30 %

Clamp Mount

Pressure Contacts

- 40 C

+ 100 C

Tray

PTC (Positive Temperature Coefficient) Thermistors 180C 12Vdc 3ohms Disc PTC Heating

B59060A0180A010
TDK
1: $1.49
1,945In Stock

Mfr. Part No.
B59060A0180A010

Mouser Part No
871-B59060A0180A010

TDK

PTC (Positive Temperature Coefficient) Thermistors 180C 12Vdc 3ohms Disc PTC Heating

Learn More

Datasheet

1,945In Stock

$1.49

$1.42

$1.34

$1.28

View

Min.: 1
Mult.: 1

Heater Element Round shape

9 Ohms

30 %

Clamp Mount

Pressure Contacts

- 40 C

+ 100 C

Tray

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 85C Temperature Sensor

B59421A0085A062
TDK
1: $0.39
9,850In Stock

Mfr. Part No.
B59421A0085A062

Mouser Part No
871-B59421A0085A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 85C Temperature Sensor

Learn More

Datasheet

9,850In Stock

Cut Tape

$0.39

$0.361

$0.304

$0.253

Reel

$0.218

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount OverCurrent PTC

470 Ohms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 260AC,370DC,150oHMS PTC Thermistor

B59772C0120A070
TDK
1: $1.74
2,986In Stock

Mfr. Part No.
B59772C0120A070

Mouser Part No
871-B59772C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 260AC,370DC,150oHMS PTC Thermistor

Datasheet

2,986In Stock

$1.74

$1.66

$1.56

$1.50

Reel

$1.19

View

Min.: 1
Mult.: 1

: 1,000

Over Current Protection Leaded Disk Style

150 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 1.0A 25ohms

B59980C0120A070
TDK
1: $1.19
2,589In Stock

Mfr. Part No.
B59980C0120A070

Mouser Part No
871-B59980C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 1.0A 25ohms

Learn More

Datasheet

2,589In Stock

$1.19

$1.10

$0.981

$0.906

View

Reel

$0.567

Min.: 1
Mult.: 1

: 3,000

Over Current Protection Leaded Disk Style

25 Ohms

25 %

PCB Mount

Radial

Ammo Pack

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

PRG18BC4R7MM1RB
Murata Electronics
1: $0.39
10,939In Stock
NRND

Mfr. Part No.
PRG18BC4R7MM1RB

Mouser Part No
81-PRG18BC4R7MM1RB

NRND

Murata Electronics

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

Learn More

Datasheet

10,939In Stock

Cut Tape

$0.39

$0.358

$0.298

$0.247

View

Reel

$0.158

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

PRG18-MM1RB

4.7 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors Uncoated, switch temp 120C, 25ohm a. 25C

YS5898PTO
Amphenol Advanced Sensors
1: $6.36
1,500In Stock

Mfr. Part No.
YS5898PTO

Mouser Part No
527-YQS5898PTO

Amphenol Advanced Sensors

PTC (Positive Temperature Coefficient) Thermistors Uncoated, switch temp 120C, 25ohm a. 25C

Learn More

Datasheet

1,500In Stock

$6.36

$5.47

$4.98

$4.80

View

Min.: 1
Mult.: 1

PTO

Bulk

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

YS5921PTO
Amphenol Advanced Sensors
1: $4.56
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

$4.56

$4.09

$3.68

$3.54

View

Min.: 1
Mult.: 1

PTO

200 Ohms

30 %

PCB Mount

Radial

- 25 C

+ 155 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC SMD 40ohm 25%

PTCTZ3NR400HTT
Vishay / BC Components
1: $2.30
1,702In Stock

Mfr. Part No.
PTCTZ3NR400HTT

Mouser Part No
594-PTCTZ3NR400HTT

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTC SMD 40ohm 25%

Datasheet

1,702In Stock

Cut Tape

$2.30

$1.88

$1.52

$1.42

View

Reel

$1.06

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

PTCTZ

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors T=5K 90deg C

B59008C0090A040
TDK
1: $1.33
1,633In Stock

Mfr. Part No.
B59008C0090A040

Mouser Part No
871-B59008C90A40

TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 90deg C

Learn More

Datasheet

1,633In Stock

$1.33

$1.27

$1.19

$1.14

View

Min.: 1
Mult.: 1

B59008

250 Ohms

PCB Mount

Radial

0 C

+ 40 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor P 1115-A 120-A

B59115P1120A62
TDK
1: $2.04
4,000In Stock
1,000Expected 27/10/2026

Mfr. Part No.
B59115P1120A62

Mouser Part No
871-B59115P1120A62

TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor P 1115-A 120-A

Learn More

Datasheet

4,000In Stock

1,000Expected 27/10/2026

Cut Tape

$2.04

$1.88

$1.79

$1.53

Reel

$0.993

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

B59x15

55 Ohms

25 %

PCB Mount

SMD/SMT

- 40 C

+ 125 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