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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 PTC 1Kohms 5% Linear

TFPT0805L1001JM
Vishay / Dale
1: $1.10
4,345In Stock

Mfr. Part No.
TFPT0805L1001JM

Mouser Part No
71-TFPT0805L1001JM

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms 5% Linear

Learn More

Datasheet

4,345In Stock

Cut Tape

$1.10

$0.821

$0.657

$0.618

View

Reel

$0.449

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

TFPT

1 kOhms

5 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q100

Reel, Cut Tape, MouseReel

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

TFPT1206L2201JM
Vishay / Dale
1: $1.13
4,903In Stock

Mfr. Part No.
TFPT1206L2201JM

Mouser Part No
71-TFPT1206L2201JM

Vishay / Dale

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

Learn More

Datasheet

4,903In Stock

Cut Tape

$1.13

$0.842

$0.675

$0.634

View

Reel

$0.434

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 T=5K 150deg C

B59300M1150A070
TDK
1: $6.00
360In Stock

Mfr. Part No.
B59300M1150A070

Mouser Part No
871-B59300M1150A70

TDK

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

Learn More

Datasheet

360In Stock

$6.00

$5.40

$5.18

$4.92

Reel

$4.41

View

Min.: 1
Mult.: 1

: 200

Motor Protector Sensor Triple Sensor Style

300 Ohms

Wire

Radial

0 C

+ 40 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 10A 1.65ohms

B59930C0120A070
TDK
1: $3.04
2,320In Stock

Mfr. Part No.
B59930C0120A070

Mouser Part No
871-B59930C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 10A 1.65ohms

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Datasheet

2,320In Stock

$3.04

$2.76

$2.45

$2.38

Reel

$1.88

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: $0.74
5,804In Stock

Mfr. Part No.
B59985C0120A070

Mouser Part No
871-B59985C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 1.0A 4.6ohms

Learn More

Datasheet

5,804In Stock

$0.74

$0.633

$0.593

$0.583

Reel

$0.52

View

Min.: 1
Mult.: 1

: 500

Over Current Protection Leaded Disk Style

4.6 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

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

PRG18BC4R7MM1RB
Murata Electronics
1: $0.34
12,730In 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

12,730In Stock

Cut Tape

$0.34

$0.314

$0.277

$0.241

Reel

$0.172

View

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

PRG21BC1R0MM1RK
Murata Electronics
1: $0.52
25,091In Stock
NRND

Mfr. Part No.
PRG21BC1R0MM1RK

Mouser Part No
81-PRG21BC1R0MM1RK

NRND

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

25,091In Stock

Cut Tape

$0.52

$0.488

$0.455

$0.433

View

Reel

$0.258

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

PRG21-MM1RK

1 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors

PRG21BC4R7MS5RA
Murata Electronics
1: $0.93
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

$0.93

$0.876

$0.82

$0.783

View

Reel

$0.595

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 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 470 OHM 50% SMD 0603

PRF18BE471QB5RB
Murata Electronics
1: $0.17
23,276In Stock

Mfr. Part No.
PRF18BE471QB5RB

Mouser Part No
81-PRF18BE471QB5RB

Murata Electronics

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

Learn More

Datasheet

23,276In Stock

Cut Tape

$0.17

$0.154

$0.135

$0.128

Reel

$0.085

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 PTFC101B1G0 PT100,2.0X2.3,B

NB-PTCO-002
TE Connectivity / Measurement Specialties
1: $2.76
19,743In Stock
372Expected 2026/06/24

Mfr. Part No.
NB-PTCO-002

Mouser Part No
824-NB-PTCO-002

TE Connectivity / Measurement Specialties

PTC (Positive Temperature Coefficient) Thermistors PTFC101B1G0 PT100,2.0X2.3,B

Datasheet

19,743In Stock

372Expected 2026/06/24

$2.76

$2.62

$2.47

$2.37

View

Min.: 1
Mult.: 1

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

B59008C0090A040
TDK
1: $1.33
1,643In Stock

Mfr. Part No.
B59008C0090A040

Mouser Part No
871-B59008C90A40

TDK

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

Learn More

Datasheet

1,643In 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 810A 130A 70 20X2.5 PTC Thermistor

B59810C0130A070
TDK
1: $4.43
2,718In Stock

Mfr. Part No.
B59810C0130A070

Mouser Part No
871-B59810C0130A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 810A 130A 70 20X2.5 PTC Thermistor

Learn More

Datasheet

2,718In Stock

$4.43

$3.99

$3.68

$3.54

Reel

$2.45

View

Min.: 1
Mult.: 1

: 500

Inrush Current Limiter Leaded Disk Type

3.5 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 874A 120A 70 8X2.5 PTC Thermistor

B59874C0120A070
TDK
1: $1.41
1,956In Stock

Mfr. Part No.
B59874C0120A070

Mouser Part No
871-B59874C0120A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 874A 120A 70 8X2.5 PTC Thermistor

Learn More

Datasheet

1,956In Stock

$1.41

$1.30

$1.19

$1.08

Reel

$0.82

View

Min.: 1
Mult.: 1

: 500

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 990-A 120-A 51 3X1 PTC Thermistor

B59990C0120A051
TDK
1: $0.961
4,044In Stock

Mfr. Part No.
B59990C0120A051

Mouser Part No
871-B59990C0120A051

TDK

PTC (Positive Temperature Coefficient) Thermistors 990-A 120-A 51 3X1 PTC Thermistor

Learn More

Datasheet

4,044In Stock

Cut Tape

$0.961

$0.878

$0.74

$0.695

View

Reel

$0.547

Min.: 1
Mult.: 1

: 1,500

Over Current Protection Leaded Disk Style

55 Ohms

25 %

PCB Mount

Radial

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 560 ohms 1% 75mW AEC-Q200

TFPT0805L5600FM
Vishay / Dale
1: $0.611
3,210In Stock

Mfr. Part No.
TFPT0805L5600FM

Mouser Part No
71-TFPT0805L5600FM

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors 560 ohms 1% 75mW AEC-Q200

Learn More

Datasheet

3,210In Stock

Cut Tape

$0.611

$0.573

$0.544

$0.528

View

Reel

$0.44

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

TFPT

560 Ohms

1 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q200

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 105C Temperature Sensor

B59421A0105A062
TDK
1: $0.45
19,610In Stock

Mfr. Part No.
B59421A0105A062

Mouser Part No
871-B59421A0105A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 105C Temperature Sensor

Learn More

Datasheet

19,610In Stock

Cut Tape

$0.45

$0.42

$0.391

$0.372

View

Reel

$0.254

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 885A 120A 51 5X2.5 PTC Thermistor

B59885C0120A051
TDK
1: $1.49
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

$1.49

$1.37

$1.21

$0.929

View

Reel

$0.645

Min.: 1
Mult.: 1

: 1,500

B59885

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 220ohms 1% Linear

TFPT1206L2200FV
Vishay / Dale
1: $1.13
2,662In Stock

Mfr. Part No.
TFPT1206L2200FV

Mouser Part No
71-TFPT1206L2200FV

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors 220ohms 1% Linear

Learn More

Datasheet

2,662In Stock

Cut Tape

$1.13

$1.07

$1.01

$0.957

Reel

$0.793

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

TFPT

220 Ohms

1 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors PTC 5.6Kohms 1% Linear

TFPT1206L5601FV
Vishay / Dale
1: $1.95
4,151In Stock

Mfr. Part No.
TFPT1206L5601FV

Mouser Part No
71-TFPT1206L5601FV

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 5.6Kohms 1% Linear

Learn More

Datasheet

4,151In Stock

Cut Tape

$1.95

$1.47

$1.17

$1.10

Reel

$0.765

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

TFPT

5.6 kOhms

1 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q100

Reel, Cut Tape, MouseReel

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

$4.91

Reel

$4.34

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
6,729In Stock

Mfr. Part No.
B59601A0085A062

Mouser Part No
871-B59601A0085A062

TDK

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

Learn More

Datasheet

6,729In Stock

Cut Tape

$0.52

$0.454

$0.424

$0.411

View

Reel

$0.288

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 870A 130A 70 5X2.5 PTC Thermistor

B59870C0130A070
TDK
1: $1.15
10,336In Stock

Mfr. Part No.
B59870C0130A070

Mouser Part No
871-B59870C0130A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 870A 130A 70 5X2.5 PTC Thermistor

Learn More

Datasheet

10,336In Stock

$1.15

$1.06

$1.01

$0.876

Reel

$0.669

View

Min.: 1
Mult.: 1

: 500

Over Current Protection Leaded Disk Style

50 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors PTCCPLDD10D5A360145140Be3

PTCCL11H361FBE
Vishay / BC Components
1: $1.98
1,096In Stock

Mfr. Part No.
PTCCL11H361FBE

Mouser Part No
594-PTCCL11H361FBE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTCCPLDD10D5A360145140Be3

Datasheet

1,096In Stock

$1.98

$1.49

$1.19

$1.12

View

Min.: 1
Mult.: 1

PTC

5.3 Ohms

20 %

Through Hole

Radial

0 C

+ 70 C

PTC (Positive Temperature Coefficient) Thermistors PTCCPLDD16D51A39030140BE3

PTCCL17H132DBE
Vishay / BC Components
1: $3.34
227In Stock

Mfr. Part No.
PTCCL17H132DBE

Mouser Part No
594-PTCCL17H132DBE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTCCPLDD16D51A39030140BE3

Datasheet

227In Stock

$3.34

$2.76

$2.05

$1.97

View

Min.: 1
Mult.: 1

PTC

500 mOhms

20 %

Through Hole

Radial

- 40 C

+ 85 C

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