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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 1210 230Vdc 40mA PTC Overcurrent

B59807A0090A062
TDK
1: $1.15
45,354In Stock

Mfr. Part No.
B59807A0090A062

Mouser Part No
871-B59807A0090A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 1210 230Vdc 40mA PTC Overcurrent

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Datasheet

45,354In Stock

Cut Tape

$1.15

$1.06

$0.931

$0.876

View

Reel

$0.543

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Inrush Current Limiter Leaded Disk Type

PCB Mount

SMD/SMT

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors PTCEL13EL 120ohms

PTCEL13R121MBE
Vishay / BC Components
1: $2.86
21,541In Stock

Mfr. Part No.
PTCEL13R121MBE

Mouser Part No
594-PTCEL13R121MBE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTCEL13EL 120ohms

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Datasheet

21,541In Stock

$2.86

$2.72

$2.57

$2.39

View

Min.: 1
Mult.: 1

PTCEL

120 Ohms

30 %

PCB Mount

Radial

- 40 C

+ 105 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 35ohms 10A 410V 30%

PTC305C20
Vishay / Cera-Mite
1: $22.24
179In Stock
400Expected 20/8/2026

Mfr. Part No.
PTC305C20

Mouser Part No
75-PTC305C20

Vishay / Cera-Mite

PTC (Positive Temperature Coefficient) Thermistors 35ohms 10A 410V 30%

Datasheet

179In Stock

400Expected 20/8/2026

$22.24

$19.65

$17.61

$16.68

View

Min.: 1
Mult.: 1

PTC305C Series

PTC (Positive Temperature Coefficient) Thermistors PTFC102B1G0 PT1000,2.0X2.3,B

NB-PTCO-006
TE Connectivity / Measurement Specialties
1: $2.34
17,302In Stock

Mfr. Part No.
NB-PTCO-006

Mouser Part No
824-NB-PTCO-006

TE Connectivity / Measurement Specialties

PTC (Positive Temperature Coefficient) Thermistors PTFC102B1G0 PT1000,2.0X2.3,B

Datasheet

17,302In Stock

$2.34

$2.24

$2.03

$1.96

$1.81

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors PTFC102B1A0 PT1000,2.0X2.3,B

NB-PTCO-157
TE Connectivity / Measurement Specialties
1: $4.35
20,393In Stock

Mfr. Part No.
NB-PTCO-157

Mouser Part No
824-NB-PTCO-157

TE Connectivity / Measurement Specialties

PTC (Positive Temperature Coefficient) Thermistors PTFC102B1A0 PT1000,2.0X2.3,B

Datasheet

20,393In Stock

$4.35

$4.14

$3.91

$3.75

View

Min.: 1
Mult.: 1

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

NB-PTCO-002
TE Connectivity / Measurement Specialties
1: $3.82
19,743In Stock
372Expected 29/6/2026

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 29/6/2026

$3.82

$3.64

$3.43

$3.29

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors T=5K 100deg C

B59100M1100A070
TDK
1: $5.75
6,604In Stock

Mfr. Part No.
B59100M1100A070

Mouser Part No
871-B59100M1100A70

TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 100deg C

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Datasheet

6,604In Stock

$5.75

$5.16

$4.93

$4.66

Reel

$4.11

View

Min.: 1
Mult.: 1

: 200

Motor Protector Single Sensor Style

100 Ohms

Wire

Radial

0 C

+ 40 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 850A 130A 70 10X2.5 PTC Thermistor

B59850C0130A070
TDK
1: $2.18
25,373In Stock

Mfr. Part No.
B59850C0130A070

Mouser Part No
871-B59850C0130A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 850A 130A 70 10X2.5 PTC Thermistor

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Datasheet

25,373In Stock

$2.18

$1.96

$1.88

$1.65

Reel

$1.23

View

Min.: 1
Mult.: 1

: 1,300

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors Automotive 1% 47-k o hm linear thermisto A 595-TMP6431QDECTQ1

TMP6431QDECRQ1
Texas Instruments
1: $0.264
21,740In Stock

Mfr. Part No.
TMP6431QDECRQ1

Mouser Part No
595-TMP6431QDECRQ1

Texas Instruments

PTC (Positive Temperature Coefficient) Thermistors Automotive 1% 47-k o hm linear thermisto A 595-TMP6431QDECTQ1

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Datasheet

21,740In Stock

Cut Tape

$0.264

$0.246

$0.215

$0.204

Reel

$0.142

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

TMP64

47 kOhms

1 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 1% 100-kohm linear t hermistor in 0402 A A 595-TMP6331DECT

TMP6331DECR
Texas Instruments
1: $0.209
37,636In Stock

Mfr. Part No.
TMP6331DECR

Mouser Part No
595-TMP6331DECR

Texas Instruments

PTC (Positive Temperature Coefficient) Thermistors 1% 100-kohm linear t hermistor in 0402 A A 595-TMP6331DECT

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Datasheet

37,636In Stock

Cut Tape

$0.209

$0.196

$0.171

$0.163

Reel

$0.106

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

TMP63

100 kOhms

1 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 2.8ohms 25%

PTCCL21H701HBE
Vishay / BC Components
1: $5.80
1,513In Stock

Mfr. Part No.
PTCCL21H701HBE

Mouser Part No
594-2381-664-57013

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 2.8ohms 25%

Datasheet

1,513In Stock

$5.80

$5.20

$4.98

$4.67

View

Min.: 1
Mult.: 1

PTCCL - 265V

2.8 Ohms

25 %

PCB Mount

Radial

0 C

+ 70 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 8.4ohms 20% 265V Series

PTCCL13H321HTE
Vishay / BC Components
1: $2.13
2,122In Stock

Mfr. Part No.
PTCCL13H321HTE

Mouser Part No
594-PTCCL13H321HTE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 8.4ohms 20% 265V Series

Datasheet

2,122In Stock

Cut Tape

$2.13

$2.02

$1.68

$1.64

View

Reel

$1.15

Min.: 1
Mult.: 1

: 750

PTCCL - 265V

8.4 Ohms

20 %

PCB Mount

Radial

0 C

+ 70 C

Reel, Cut Tape

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

B59060A0160A010
TDK
1: $3.21
1,720In Stock

Mfr. Part No.
B59060A0160A010

Mouser Part No
871-B59060A0160A010

TDK

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

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Datasheet

1,720In Stock

$3.21

$2.63

$2.13

$1.99

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 40R OHM 15 AMP PTC 500V C12

PTC305C12
Vishay
1: $40.81
126In Stock
New At Mouser

Mfr. Part No.
PTC305C12

Mouser Part No
70-PTC305C12

New At Mouser

Vishay

PTC (Positive Temperature Coefficient) Thermistors 40R OHM 15 AMP PTC 500V C12

Datasheet

126In Stock

$40.81

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 125C Temperature Sensor

B59421A0125A062
TDK
1: $0.723
16,720In Stock

Mfr. Part No.
B59421A0125A062

Mouser Part No
871-B59421A0125A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 125C Temperature Sensor

Learn More

Datasheet

16,720In Stock

Cut Tape

$0.723

$0.674

$0.626

$0.596

View

Reel

$0.395

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 PTC SMD 35ohm 15/-20%

PTCTZ3MR350MTT
Vishay / BC Components
1: $3.52
3,000In Stock

Mfr. Part No.
PTCTZ3MR350MTT

Mouser Part No
594-PTCTZ3MR350MTT

Vishay / BC Components

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

Datasheet

3,000In Stock

Cut Tape

$3.52

$2.88

$2.34

$2.17

View

Reel

$1.60

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

PTCTZ

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors PTC 1.8Kohms 1% Linear

TFPT0805L1801FM
Vishay / Dale
1: $1.75
3,218In Stock

Mfr. Part No.
TFPT0805L1801FM

Mouser Part No
71-TFPT0805L1801FM

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 1.8Kohms 1% Linear

Learn More

Datasheet

3,218In Stock

Cut Tape

$1.75

$1.32

$1.06

$0.994

View

Reel

$0.655

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

TFPT

1.8 kOhms

1 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q100

Reel, Cut Tape, MouseReel

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

TFPT0805L1001JM
Vishay / Dale
1: $1.53
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

$1.53

$1.14

$0.913

$0.859

View

Reel

$0.585

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: $1.57
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

$1.57

$1.17

$0.937

$0.881

View

Reel

$0.605

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: $8.34
390In Stock

Mfr. Part No.
B59300M1150A070

Mouser Part No
871-B59300M1150A70

TDK

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

Learn More

Datasheet

390In Stock

$8.34

$7.51

$7.20

$6.82

Reel

$6.03

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: $4.25
2,320In Stock

Mfr. Part No.
B59930C0120A070

Mouser Part No
871-B59930C120A70

TDK

PTC (Positive Temperature Coefficient) Thermistors 10A 1.65ohms

Learn More

Datasheet

2,320In Stock

$4.25

$3.82

$3.41

$3.31

Reel

$2.54

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: $1.03
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

$1.03

$0.852

$0.799

$0.787

Reel

$0.723

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 PTC 1Kohms 1% Linear

TFPT0805L1001FV
Vishay / Dale
1: $1.58
9,473In Stock

Mfr. Part No.
TFPT0805L1001FV

Mouser Part No
71-TFPT0805L1001FV

Vishay / Dale

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

Learn More

Datasheet

9,473In Stock

Cut Tape

$1.58

$1.50

$1.28

$1.24

Reel

$1.00

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

TFPT

1 kOhms

1 %

PCB Mount

SMD/SMT

- 55 C

+ 70 C

AEC-Q100

Reel, Cut Tape, MouseReel

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

PRF18BB471QS5RB
Murata Electronics
1: $0.639
7,447In Stock

Mfr. Part No.
PRF18BB471QS5RB

Mouser Part No
81-PRF18BB471QS5RB

Murata Electronics

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

Learn More

Datasheet

7,447In Stock

Cut Tape

$0.639

$0.596

$0.556

$0.528

View

Reel

$0.342

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 110C +/-5C Motor Prot Single Sensor

B59100M1110A070
TDK
1: $5.16
4,608In Stock

Mfr. Part No.
B59100M1110A070

Mouser Part No
871-B59100M1110A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 110C +/-5C Motor Prot Single Sensor

Learn More

Datasheet

4,608In Stock

$5.16

$4.68

$4.45

$4.36

Reel

$4.31

View

Min.: 1
Mult.: 1

: 200

Motor Protector Single Sensor Style

100 Ohms

Wire

Radial

- 25 C

+ 133 C

Ammo Pack

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