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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 Thermistor C 810-A 160-A 70 24,5X2,5

B59810C0160A070
TDK
1: $3.85
825In Stock
Factory Special Order

Mfr. Part No.
B59810C0160A070

Mouser Part No
871-B59810C160A70

Factory Special Order

TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 810-A 160-A 70 24,5X2,5

Learn More

Datasheet

825In Stock

$3.85

$3.41

$3.21

$2.86

Reel

$2.58

View

Min.: 1
Mult.: 1

: 150

B59810

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors PTC THERMISTOR C 886-A 120-A 70 5X2,5

B59886C120A70
TDK
1: $2.01
8,000On Order

Mfr. Part No.
B59886C120A70

Mouser Part No
871-B59886C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors PTC THERMISTOR C 886-A 120-A 70 5X2,5

Learn More

Datasheet

8,000On Order

$2.01

$1.86

$1.69

$1.55

View

Reel

$1.00

Min.: 1
Mult.: 1

: 2,000

B5988C

1.5 kOhms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 280AC, 400DC,25oHMS

B59750C120A70
TDK
1: $3.92
15,989On Order

Mfr. Part No.
B59750C120A70

Mouser Part No
871-B59750C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 280AC, 400DC,25oHMS

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Datasheet

15,989On Order

$3.92

$3.36

$2.99

$2.84

View

Reel

$2.28

Min.: 1
Mult.: 1

: 500

B597x-Cx

25 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 29ohms 25%

PTCCL07H141HBE
Vishay / BC Components
1: $1.71
3,104Expected 7/9/2026

Mfr. Part No.
PTCCL07H141HBE

Mouser Part No
594-2381-661-51413

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 29ohms 25%

Datasheet

3,104Expected 7/9/2026

$1.71

$1.58

$1.28

$1.20

View

Min.: 1
Mult.: 1

PTCCL - 265V

29 Ohms

20 %

PCB Mount

Radial

Bulk

PTC (Positive Temperature Coefficient) Thermistors 10 OHM 20%

PTCTL7MR100SBE
Vishay / BC Components
1: $2.23
14,791On Order

Mfr. Part No.
PTCTL7MR100SBE

Mouser Part No
594-2381-662-93114

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 10 OHM 20%

Datasheet

14,791On Order

$2.23

$1.99

$1.66

$1.62

View

Min.: 1
Mult.: 1

PTCTL

10 Ohms

20 %

PCB Mount

Radial

0 C

+ 260 C

PTC (Positive Temperature Coefficient) Thermistors PTCEL13 1Kohms

PTCEL13R102SBE
Vishay / BC Components
1: $3.50
3,188On Order

Mfr. Part No.
PTCEL13R102SBE

Mouser Part No
594-PTCEL13R102SBE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTCEL13 1Kohms

Learn More

Datasheet

3,188On Order

$3.50

$3.20

$2.60

$2.41

View

Min.: 1
Mult.: 1

PTCEL

1 kOhms

30 %

PCB Mount

Radial

- 40 C

+ 105 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors ICL PTC ES SMD 16D5 500R 1000 165 T E3

PTCES67R501TTE
Vishay / BC Components
1: $4.31
2,360On Order
New Product

Mfr. Part No.
PTCES67R501TTE

Mouser Part No
594-PTCES67R501TTE

New Product

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors ICL PTC ES SMD 16D5 500R 1000 165 T E3

Learn More

Datasheet

2,360On Order

Cut Tape

$4.31

$4.12

$3.90

$3.74

Reel

$3.30

View

MouseReel Available

Min.: 1
Mult.: 1

: 350

PTCES

500 Ohms

30 %

SMD/SMT

Solder

- 40 C

+ 105 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 3.3Kohms 1% Linear

TFPT0805L3301FV
Vishay / Dale
1: $1.63
3,871Expected 2/9/2026

Mfr. Part No.
TFPT0805L3301FV

Mouser Part No
71-TFPT0805L3301FV

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors 3.3Kohms 1% Linear

Learn More

Datasheet

3,871Expected 2/9/2026

Cut Tape

$1.63

$1.55

$1.46

$1.40

Reel

$1.12

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

TFPT

3.3 kOhms

1 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors TFPT08055K01%ET1E3

TFPT0805L5001FM
Vishay / Dale
1: $1.73
5,000Expected 27/8/2026
New At Mouser

Mfr. Part No.
TFPT0805L5001FM

Mouser Part No
71-TFPT0805L5001FM

New At Mouser

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors TFPT08055K01%ET1E3

Datasheet

5,000Expected 27/8/2026

$1.73

$1.29

$1.03

$0.974

View

Min.: 1
Mult.: 1

TFPT

500 Ohms

1 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

PTC (Positive Temperature Coefficient) Thermistors PTC 10Kohms 1% Linear

TFPT1206L1002FV
Vishay / Dale
1: $1.59
7,723Expected 8/9/2026

Mfr. Part No.
TFPT1206L1002FV

Mouser Part No
71-TFPT1206L1002FV

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 10Kohms 1% Linear

Learn More

Datasheet

7,723Expected 8/9/2026

Cut Tape

$1.59

$1.51

$1.43

$1.35

Reel

$1.11

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

TFPT

10 kOhms

1 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 30ohm 140V 20% Positive Thermistors

ZPC45CE300B
Nichicon
1: $2.48
408In Stock
Verify Status with Factory

Mfr. Part No.
ZPC45CE300B

Mouser Part No
647-ZPC45CE300B

Verify Status with Factory

Nichicon

PTC (Positive Temperature Coefficient) Thermistors 30ohm 140V 20% Positive Thermistors

Datasheet

408In Stock

$2.48

$1.86

$1.48

$1.40

View

Min.: 1
Mult.: 1

ZPC

30 Ohms

20 %

PCB Mount

Radial

Bulk

PTC (Positive Temperature Coefficient) Thermistors 6.8 OHM 20% SMD 0603

PRG18BC6R8MM1RB
Murata Electronics
1: $0.53
11,913Expected 5/10/2026
NRND

Mfr. Part No.
PRG18BC6R8MM1RB

Mouser Part No
81-PRG18BC6R8MM1RB

NRND

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 6.8 OHM 20% SMD 0603

Learn More

Datasheet

11,913Expected 5/10/2026

Cut Tape

$0.53

$0.457

$0.404

$0.335

Reel

$0.215

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

PRG18-MM1RB

6.8 Ohms

20 %

PCB Mount

SMD/SMT

- 20 C

+ 85 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors D 052-A 100-A 40 NAT 100 Grade C

B59052D1100A040
TDK
1: $2.26
4,526Expected 8/10/2026

Mfr. Part No.
B59052D1100A040

Mouser Part No
871-B59052D1100A040

TDK

PTC (Positive Temperature Coefficient) Thermistors D 052-A 100-A 40 NAT 100 Grade C

Datasheet

4,526Expected 8/10/2026

$2.26

$2.15

$1.94

$1.88

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 T=5K 70deg C

B59100M1070A70
TDK
1: $6.35
808On Order

Mfr. Part No.
B59100M1070A70

Mouser Part No
871-B59100M1070A70

TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 70deg C

Learn More

Datasheet

808On Order

$6.35

$5.70

$5.45

$5.17

View

Min.: 1
Mult.: 1

B59100

100 Ohms

Wire

Radial

0 C

+ 40 C

Bulk

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

B59115P1120A62
TDK
1: $2.77
5,000On Order

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

5,000On Order

Cut Tape

$2.77

$2.56

$2.43

$2.08

View

Reel

$1.37

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

B59x15

55 Ohms

25 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 80Vdc 310mA 16ohms PTC Overcurrent

B59315P1120A062
TDK
1: $2.07
4,516Expected 25/11/2026

Mfr. Part No.
B59315P1120A062

Mouser Part No
871-B59315P1120A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 80Vdc 310mA 16ohms PTC Overcurrent

Learn More

Datasheet

4,516Expected 25/11/2026

Cut Tape

$2.07

$1.97

$1.86

$1.78

Reel

$1.48

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Surface Mount OverCurrent PTC

16 Ohms

25 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

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

B59810C0130A070
TDK
1: $7.60
1,903Expected 8/10/2026

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

1,903Expected 8/10/2026

$7.60

$6.42

$5.75

$5.43

View

Reel

$3.60

Min.: 1
Mult.: 1

: 1,000

Inrush Current Limiter Leaded Disk Type

3.5 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 810-A 120-A 70 24,5X2,5

B59810C0120A070
TDK
1: $11.38
900Expected 8/10/2026

Mfr. Part No.
B59810C0120A070

Mouser Part No
871-B59810C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 810-A 120-A 70 24,5X2,5

Learn More

Datasheet

900Expected 8/10/2026

$11.38

$10.28

$9.87

$9.38

Reel

$8.30

View

Min.: 1
Mult.: 1

: 300

Inrush Current Limiter Leaded Disk Type

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors PTCELLDD16D51K01200135T404E3

PTCEL17R102UTE404
Vishay
1: $5.44
490Expected 26/8/2026
New At Mouser

Mfr. Part No.
PTCEL17R102UTE404

Mouser Part No
594-PTCE17R102UTE404

New At Mouser

Vishay

PTC (Positive Temperature Coefficient) Thermistors PTCELLDD16D51K01200135T404E3

Learn More

Datasheet

490Expected 26/8/2026

Cut Tape

$5.44

$4.08

$3.63

$3.45

Reel

$2.86

View

Min.: 1
Mult.: 1

: 500

PTCEL Series

1 kOhms

30 %

Through Hole

Radial

- 40 C

+ 105 C

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors ICL PTC ES SMD 16D5 250R 850 135 T E3

PTCES17R251STE
Vishay / BC Components
1: $4.31
340Expected 14/9/2026
New Product

Mfr. Part No.
PTCES17R251STE

Mouser Part No
594-PTCES17R251STE

New Product

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors ICL PTC ES SMD 16D5 250R 850 135 T E3

Learn More

Datasheet

340Expected 14/9/2026

Cut Tape

$4.31

$4.12

$3.79

$3.63

Reel

$3.30

View

Min.: 1
Mult.: 1

: 350

PTCES

250 Ohms

30 %

SMD/SMT

Solder

- 40 C

+ 105 C

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 1kOhm 5%

102PS1J
Littelfuse
1: $2.09
1,148On Order

Mfr. Part No.
102PS1J

Mouser Part No
803-102PS1J

Littelfuse

PTC (Positive Temperature Coefficient) Thermistors 1kOhm 5%

Learn More

Datasheet

1,148On Order

$2.09

$2.00

$1.88

$1.80

View

Min.: 1
Mult.: 1

1 kOhms

5 %

PCB Mount

Axial

- 55 C

+ 150 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC 0402, 10kOhms, 50%, 32VDC

PRF15BB103RB6RC
Murata Electronics
1: $0.204
20,000Expected 27/8/2026

Mfr. Part No.
PRF15BB103RB6RC

Mouser Part No
81-PRF15BB103RB6RC

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors PTC 0402, 10kOhms, 50%, 32VDC

Learn More

Datasheet

20,000Expected 27/8/2026

Cut Tape

$0.204

$0.184

$0.16

$0.146

Reel

$0.09

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

PRF

10 kOhms

50 %

PCB Mount

SMD/SMT

- 20 C

+ 140 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 1 OHM 50% SMD 0402

PRF15BD102RB6RC
Murata Electronics
1: $0.204
10,000Expected 26/8/2026

Mfr. Part No.
PRF15BD102RB6RC

Mouser Part No
81-PRF15BD102RB6RC

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 1 OHM 50% SMD 0402

Learn More

Datasheet

10,000Expected 26/8/2026

Cut Tape

$0.204

$0.184

$0.16

$0.147

Reel

$0.095

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

PRF

1 kOhms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 120 C

Reel, Cut Tape, MouseReel

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

PRF18BD471QS5RB
Murata Electronics
1: $0.326
12,000On Order

Mfr. Part No.
PRF18BD471QS5RB

Mouser Part No
81-PRF18BD471QS5RB

Murata Electronics

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

Learn More

Datasheet

12,000On Order

Cut Tape

$0.326

$0.298

$0.262

$0.249

Reel

$0.177

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

PRG21AR220MS5RA
Murata Electronics
1: $1.35
4,000Expected 23/11/2026

Mfr. Part No.
PRG21AR220MS5RA

Mouser Part No
81-PRG21AR220MS5RA

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

Learn More

Datasheet

4,000Expected 23/11/2026

Cut Tape

$1.35

$1.02

$0.881

$0.851

View

Reel

$0.471

Min.: 1
Mult.: 1

: 4,000

PRG21-MS5RA

22 Ohms

20 %

PCB Mount

SMD/SMT

- 40 C

+ 105 C

Reel, Cut Tape

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