.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 1,080

Applied Filters:

Manufacturer

Series

Resistance

Tolerance

Mounting Style

Termination Style

Minimum Operating Temperature

Maximum Operating Temperature

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

PTC (Positive Temperature Coefficient) Thermistors PTCEL13EL 120ohms

PTCEL13R121MBE
Vishay / BC Components
1: £1.55
21,542In Stock

Mfr. Part No.
PTCEL13R121MBE

Mouser Part No
594-PTCEL13R121MBE

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors PTCEL13EL 120ohms

Learn More

Datasheet

21,542In Stock

£1.55

£1.48

£1.39

£1.29

View

Min.: 1
Mult.: 1

PTCEL

120 Ohms

30 %

PCB Mount

Radial

- 40 C

+ 105 C

Bulk

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

B59807A0090A062
TDK
1: £0.623
46,159In Stock

Mfr. Part No.
B59807A0090A062

Mouser Part No
871-B59807A0090A062

TDK

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

Learn More

Datasheet

46,159In Stock

Cut Tape

£0.623

£0.574

£0.503

£0.473

View

Reel

£0.293

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 PTFC101B1G0 PT100,2.0X2.3,B

NB-PTCO-002
TE Connectivity / Measurement Specialties
1: £2.07
19,268In Stock
372Expected 09/06/2026

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

19,268In Stock

372Expected 09/06/2026

£2.07

£1.96

£1.85

£1.78

View

Min.: 1
Mult.: 1

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

B59100M1100A070
TDK
1: £2.84
6,604In Stock

Mfr. Part No.
B59100M1100A070

Mouser Part No
871-B59100M1100A70

TDK

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

Learn More

Datasheet

6,604In Stock

£2.84

£2.55

£2.44

£2.30

Reel

£2.04

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: £1.20
25,269In Stock

Mfr. Part No.
B59850C0130A070

Mouser Part No
871-B59850C0130A070

TDK

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

Learn More

Datasheet

25,269In Stock

£1.20

£1.09

£1.02

£0.917

Reel

£0.663

View

Min.: 1
Mult.: 1

: 1,300

Over Current Protection Leaded Disk Style

Ammo Pack

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

NB-PTCO-006
TE Connectivity / Measurement Specialties
1: £1.41
17,813In 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

17,813In Stock

£1.41

£1.27

£1.23

£1.14

Min.: 1
Mult.: 1

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

NB-PTCO-157
TE Connectivity / Measurement Specialties
1: £2.35
21,095In 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

21,095In Stock

£2.35

£2.23

£2.11

£2.03

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 75C Temperature Sensor

B59641A0075A062
TDK
1: £0.278
97,144In Stock

Mfr. Part No.
B59641A0075A062

Mouser Part No
871-B59641A75A62

TDK

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 75C Temperature Sensor

Learn More

Datasheet

97,144In Stock

Cut Tape

£0.278

£0.258

£0.224

£0.185

Reel

£0.141

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

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 80C 12Vdc 4ohms Disc PTC Heating

B59060A0080A010
TDK
1: £1.34
2,897In 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

2,897In Stock

£1.34

£1.28

£1.15

£1.07

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 .7ohms 20%

PTCCL17H112DBE
Vishay / BC Components
1: £1.94
1,150In Stock

Mfr. Part No.
PTCCL17H112DBE

Mouser Part No
594-2381-663-51121

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors .7ohms 20%

Datasheet

1,150In Stock

£1.94

£1.85

£1.71

£1.64

View

Min.: 1
Mult.: 1

PTCCL - 30V/60V

700 mOhms

20 %

PCB Mount

Radial

Bulk

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

TMP6331DECR
Texas Instruments
1: £0.113
37,872In 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

Learn More

Datasheet

37,872In Stock

Cut Tape

£0.113

£0.106

£0.093

£0.088

View

Reel

£0.074

MouseReel Available

Min.: 1
Mult.: 1
Max.: 1,060

: 10,000

TMP63

100 kOhms

1 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

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

TMP6431QDECRQ1
Texas Instruments
1: £0.135
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

Learn More

Datasheet

21,740In Stock

Cut Tape

£0.135

£0.127

£0.111

£0.105

Reel

£0.074

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 2.8ohms 25%

PTCCL21H701HBE
Vishay / BC Components
1: £3.13
1,522In Stock

Mfr. Part No.
PTCCL21H701HBE

Mouser Part No
594-2381-664-57013

Vishay / BC Components

PTC (Positive Temperature Coefficient) Thermistors 2.8ohms 25%

Datasheet

1,522In Stock

£3.13

£2.81

£2.69

£2.52

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: £1.15
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

£1.15

£1.09

£0.908

£0.882

View

Reel

£0.641

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: £1.74
1,720In 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

1,720In Stock

£1.74

£1.42

£1.15

£1.07

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 PTC 1.8Kohms 1% Linear

TFPT0805L1801FM
Vishay / Dale
1: £0.943
3,268In 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

3,268In Stock

Cut Tape

£0.943

£0.713

£0.571

£0.537

View

Reel

£0.354

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 470 OHM 50% SMD 0603

PRF18BB471QS5RB
Murata Electronics
1: £0.33
7,467In 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

7,467In Stock

Cut Tape

£0.33

£0.31

£0.289

£0.275

View

Reel

£0.189

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 155C +/-5C Motor Prot Triple Sensor

B59300M1155A070
TDK
1: £5.09
684In Stock

Mfr. Part No.
B59300M1155A070

Mouser Part No
871-B59300M1155A070

TDK

PTC (Positive Temperature Coefficient) Thermistors 155C +/-5C Motor Prot Triple Sensor

Learn More

Datasheet

684In Stock

£5.09

£4.55

£4.21

£3.95

Reel

£3.52

View

Min.: 1
Mult.: 1

: 200

Motor Protector Sensor Triple Sensor Style

300 Ohms

25 %

Wire

Radial

0 C

+ 40 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 310mA 1.6V

B59301P1120A62
TDK
1: £1.31
1,703In Stock

Mfr. Part No.
B59301P1120A62

Mouser Part No
871-B59301P1120A62

TDK

PTC (Positive Temperature Coefficient) Thermistors 310mA 1.6V

Learn More

Datasheet

1,703In Stock

Cut Tape

£1.31

£1.25

£1.18

£1.13

Reel

£0.863

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

B59x01P

3.1 Ohms

25 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

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

B59890C0120A051
TDK
1: £0.788
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

£0.788

£0.711

£0.685

£0.602

View

Reel

£0.396

Min.: 1
Mult.: 1

: 1,500

Over Current Protection Leaded Disk Style

150 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors

PRG21BC1R0MM1RK
Murata Electronics
1: £0.39
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

£0.39

£0.367

£0.341

£0.325

View

Reel

£0.217

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 PTC SMD 40ohm 25%

PTCTZ3NR400HTT
Vishay / BC Components
1: £1.73
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

£1.73

£1.41

£1.14

£1.07

View

Reel

£0.796

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

PTCTZ

Reel, Cut Tape, MouseReel

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

B59102R0070A010
TDK
1: £0.834
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

£0.834

£0.796

£0.742

£0.709

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 0603 470ohms 135C Temperature Sensor

B59641A0135A062
TDK
1: £0.285
8,403In Stock

Mfr. Part No.
B59641A0135A062

Mouser Part No
871-B59641A0135A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 135C Temperature Sensor

Learn More

Datasheet

8,403In Stock

Cut Tape

£0.285

£0.269

£0.238

£0.224

Reel

£0.155

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

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 810A 130A 70 20X2.5 PTC Thermistor

B59810C0130A070
TDK
1: £3.47
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

£3.47

£3.10

£2.81

£2.67

Reel

£1.85

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

Thermistors - PTC

Customer Service Office

Company

Resources

Support

2381
B57213
B57237
B57238
B59004
B59006
B59008
B59012
B59050
B59084
B59100
B59102
B59116S
B59196
B59201
B59204
B59249R
B59314
B59601
B597

25 mOhms
47 mOhms
48 mOhms
70 mOhms
75 mOhms
110 mOhms
125 mOhms
150 mOhms
200 mOhms
210 mOhms
290 mOhms
300 mOhms
350 mOhms
400 mOhms
450 mOhms
500 mOhms
600 mOhms
680 mOhms
700 mOhms
750 mOhms

+ 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