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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 Amphenol, TDK, Murata, NXP, Vishay & more. Please view our large selection of PTC thermistors below.

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Part #

PTC (Positive Temperature Coefficient) Thermistors 440 V AC, AEC-Q200 AEC-Q200

B59217J0130A020
EPCOS / TDK
1: Rp55.221
873In Stock
4.000Expected 23/03/2026

Mfr. Part No.
B59217J0130A020

Mouser Part No
871-B59217J0130A020

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 440 V AC, AEC-Q200 AEC-Q200

Learn More

Datasheet

873In Stock

4.000Expected 23/03/2026

Rp55.221

Rp52.836

Rp49.901

Rp47.883

View

Min.: 1
Mult.: 1

Inrush Current Limiter Housing Type

56 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

AEC-Q200

Case

PTC (Positive Temperature Coefficient) Thermistors 560 V AC, AEC-Q200 AEC-Q200

B59219J0130A020
EPCOS / TDK
1: Rp56.689
7.538In Stock

Mfr. Part No.
B59219J0130A020

Mouser Part No
871-B59219J0130A020

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 560 V AC, AEC-Q200 AEC-Q200

Learn More

Datasheet

7.538In Stock

Rp56.689

Rp52.103

Rp51.552

Rp44.397

View

Min.: 1
Mult.: 1

Surface Mount OverCurrent PTC

100 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

AEC-Q200

Case

PTC (Positive Temperature Coefficient) Thermistors 780V 500ohm J 252-A 140-B 20 AEC-Q200

B59252J0140B020
EPCOS / TDK
1: Rp47.883
5.011In Stock

Mfr. Part No.
B59252J0140B020

Mouser Part No
871-B59252J0140B020

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 780V 500ohm J 252-A 140-B 20 AEC-Q200

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Datasheet

5.011In Stock

Rp47.883

Rp45.682

Rp43.113

Rp41.462

View

Min.: 1
Mult.: 1

Surface Mount OverCurrent PTC

500 Ohms

30 %

PCB Mount

Radial

- 40 C

+ 85 C

AEC-Q200

Case

PTC (Positive Temperature Coefficient) Thermistors T=5K 160deg C

B59300M1160A070
EPCOS / TDK
1: Rp108.425
423In Stock

Mfr. Part No.
B59300M1160A070

Mouser Part No
871-B59300M1160A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 160deg C

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Datasheet

423In Stock

Rp108.425

Rp97.417

Rp88.795

Rp82.374

Reel

Rp75.219

View

Min.: 1
Mult.: 1

Reel: 200

Motor Protector Sensor Triple Sensor Style

300 Ohms

Wire

Radial

0 C

+ 40 C

Ammo Pack

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

B59421A0105A062
EPCOS / TDK
1: Rp6.605
19.735In Stock

Mfr. Part No.
B59421A0105A062

Mouser Part No
871-B59421A0105A062

EPCOS / TDK

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

Learn More

Datasheet

19.735In Stock

Cut Tape

Rp6.605

Rp6.091

Rp5.394

Rp5.137

Reel

Rp3.651

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 440volts 56ohms ICL AEC-Q200

B59451C1130B70
EPCOS / TDK
1: Rp33.023
1.565In Stock

Mfr. Part No.
B59451C1130B70

Mouser Part No
871-B59451C1130B70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 440volts 56ohms ICL AEC-Q200

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Datasheet

1.565In Stock

Rp33.023

Rp31.372

Rp29.537

Rp28.436

Reel

Rp24.951

View

Min.: 1
Mult.: 1

Reel: 500

B597x-Cx

56 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

AEC-Q100

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 105C Temperature Sensor

B59601A0105A062
EPCOS / TDK
1: Rp8.806
8.321In Stock

Mfr. Part No.
B59601A0105A062

Mouser Part No
871-B59601A0105A062

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 105C Temperature Sensor

Learn More

Datasheet

8.321In Stock

Cut Tape

Rp8.806

Rp8.256

Rp7.320

Rp6.971

Reel

Rp5.174

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Surface Mount Limit Temperature Sensor

PCB Mount

SMD/SMT

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0603 60Vdc 20mA PTC Overcurrent

B59622A0090A062
EPCOS / TDK
1: Rp8.990
4.205In Stock

Mfr. Part No.
B59622A0090A062

Mouser Part No
871-B59622A0090A062

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0603 60Vdc 20mA PTC Overcurrent

Learn More

Datasheet

4.205In Stock

Cut Tape

Rp8.990

Rp8.531

Rp7.962

Rp7.577

Rp7.393

Reel

Rp7.393

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Surface Mount Limit Temperature Sensor

220 Ohms

25 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0603 63Vdc 25mA PTC Overcurrent

B59623A0090A062
EPCOS / TDK
1: Rp14.860
3.597In Stock

Mfr. Part No.
B59623A0090A062

Mouser Part No
871-B59623A0090A062

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0603 63Vdc 25mA PTC Overcurrent

Learn More

Datasheet

3.597In Stock

Cut Tape

Rp14.860

Rp14.016

Rp13.136

Rp12.530

View

Reel

Rp8.237

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Surface Mount OverCurrent PTC

PCB Mount

SMD/SMT

Reel, Cut Tape, MouseReel

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

B59641A0085A062
EPCOS / TDK
1: Rp6.421
39.416In Stock
136.000Expected 19/06/2026

Mfr. Part No.
B59641A0085A062

Mouser Part No
871-B59641A0085A062

EPCOS / TDK

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

Learn More

Datasheet

39.416In Stock

136.000Expected 19/06/2026

Cut Tape

Rp6.421

Rp6.054

Rp5.229

Rp5.008

Reel

Rp3.816

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 0805 680ohms 70C Temperature Sensor

B59701A0070A062
EPCOS / TDK
1: Rp11.741
6.665In Stock

Mfr. Part No.
B59701A0070A062

Mouser Part No
871-B59701A0070A062

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 70C Temperature Sensor

Learn More

Datasheet

6.665In Stock

Cut Tape

Rp11.741

Rp10.953

Rp10.274

Rp9.815

View

Reel

Rp7.265

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Surface Mount Limit Temperature Sensor

PCB Mount

SMD/SMT

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 90C Temperature Sensor

B59701A0090A062
EPCOS / TDK
1: Rp11.925
4.394In Stock

Mfr. Part No.
B59701A0090A062

Mouser Part No
871-B59701A0090A062

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 90C Temperature Sensor

Learn More

Datasheet

4.394In Stock

Cut Tape

Rp11.925

Rp11.191

Rp10.457

Rp9.962

View

Reel

Rp7.265

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Surface Mount Limit Temperature Sensor

PCB Mount

SMD/SMT

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 70C Temperature Sensor

B59721A0070A062
EPCOS / TDK
1: Rp7.522
46.260In Stock

Mfr. Part No.
B59721A0070A062

Mouser Part No
871-B59721A0070A062

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 70C Temperature Sensor

Learn More

Datasheet

46.260In Stock

Cut Tape

Rp7.522

Rp7.045

Rp6.238

Rp5.944

Reel

Rp4.036

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Surface Mount Limit Temperature Sensor

680 Ohms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 80C Temperature Sensor

B59721A0080A062
EPCOS / TDK
1: Rp7.522
6.895In Stock

Mfr. Part No.
B59721A0080A062

Mouser Part No
871-B59721A0080A062

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 80C Temperature Sensor

Learn More

Datasheet

6.895In Stock

Cut Tape

Rp7.522

Rp7.045

Rp6.238

Rp5.944

Reel

Rp4.476

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Surface Mount Limit Temperature Sensor

680 Ohms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 100C Temperature Sensor

B59721A100A62
EPCOS / TDK
1: Rp7.522
21.496In Stock

Mfr. Part No.
B59721A100A62

Mouser Part No
871-B59721A100A62

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 100C Temperature Sensor

Learn More

Datasheet

21.496In Stock

Cut Tape

Rp7.522

Rp7.045

Rp6.568

Rp6.238

View

Reel

Rp4.476

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Superior

PCB Mount

SMD/SMT

AEC-Q100

Reel, Cut Tape, MouseReel

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

B59750C120A70
EPCOS / TDK
1: Rp36.325
5.263In Stock

Mfr. Part No.
B59750C120A70

Mouser Part No
871-B59750C120A70

EPCOS / TDK

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

Learn More

Datasheet

5.263In Stock

Rp36.325

Rp34.674

Rp32.656

Rp31.372

Reel

Rp28.253

View

Min.: 1
Mult.: 1

Reel: 500

B597x-Cx

25 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 280AC, 400DC,50oHMS

B59751C0120A070
EPCOS / TDK
1: Rp33.023
1.852In Stock

Mfr. Part No.
B59751C0120A070

Mouser Part No
871-B59751C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 280AC, 400DC,50oHMS

Learn More

Datasheet

1.852In Stock

Rp33.023

Rp31.372

Rp29.537

Rp28.436

Reel

Rp24.951

View

Min.: 1
Mult.: 1

Reel: 500

Telecom Pair Protection Over current in Housing style

50 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 500 OHM 25%

B59755B0115A070
EPCOS / TDK
1: Rp64.761
3.426In Stock

Mfr. Part No.
B59755B0115A070

Mouser Part No
871-B59755B0115A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 500 OHM 25%

Learn More

Datasheet

3.426In Stock

Rp64.761

Rp48.984

Rp46.415

Rp45.682

View

Min.: 1
Mult.: 1

B597

500 Ohms

25 %

- 40 C

+ 125 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 560vAC,800vDC, 500 Ohms

B59755C0115A070
EPCOS / TDK
1: Rp33.206
5.001In Stock

Mfr. Part No.
B59755C0115A070

Mouser Part No
871-B59755C115A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 560vAC,800vDC, 500 Ohms

Learn More

Datasheet

5.001In Stock

Rp33.206

Rp31.555

Rp29.721

Rp28.436

Reel

Rp25.134

View

Min.: 1
Mult.: 1

Reel: 500

Inrush Current Limiter Leaded Disk Type

500 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor B 772A 120A 70 8x5

B59772B0120A070
EPCOS / TDK
1: Rp25.317
2.616In Stock

Mfr. Part No.
B59772B0120A070

Mouser Part No
871-B59772B120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor B 772A 120A 70 8x5

Learn More

Datasheet

2.616In Stock

Rp25.317

Rp24.217

Rp22.749

Rp21.832

Reel

Rp18.273

View

Min.: 1
Mult.: 1

Reel: 1.000

B59772

150 Ohms

25 %

Through Hole

0 C

+ 60 C

Ammo Pack

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

B59772C0120A070
EPCOS / TDK
1: Rp34.674
2.092In Stock

Mfr. Part No.
B59772C0120A070

Mouser Part No
871-B59772C120A70

EPCOS / TDK

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

Datasheet

2.092In Stock

Rp34.674

Rp31.922

Rp30.271

Rp26.602

Reel

Rp19.080

View

Min.: 1
Mult.: 1

Reel: 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 810A 130A 70 20X2.5 PTC Thermistor

B59810C0130A070
EPCOS / TDK
1: Rp63.110
3.076In Stock

Mfr. Part No.
B59810C0130A070

Mouser Part No
871-B59810C0130A070

EPCOS / TDK

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

Learn More

Datasheet

3.076In Stock

Rp63.110

Rp58.340

Rp57.790

Rp48.433

Reel

Rp36.875

View

Min.: 1
Mult.: 1

Reel: 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 2.6 OHM 25%

B59810C0160A070
EPCOS / TDK
1: Rp46.232
1.056In Stock

Mfr. Part No.
B59810C0160A070

Mouser Part No
871-B59810C160A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 2.6 OHM 25%

Learn More

Datasheet

1.056In Stock

Rp46.232

Rp42.746

Rp41.829

Rp35.408

Reel

Rp28.253

View

Min.: 1
Mult.: 1

Reel: 150

B59810

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 840A 130A 70 12X2.5 PTC Thermistor

B59840C0130A070
EPCOS / TDK
1: Rp23.850
2.800In Stock

Mfr. Part No.
B59840C0130A070

Mouser Part No
871-B59840C0130A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 840A 130A 70 12X2.5 PTC Thermistor

Learn More

Datasheet

2.800In Stock

Rp23.850

Rp22.015

Rp18.199

Rp16.805

Reel

Rp13.374

View

Min.: 1
Mult.: 1

Reel: 700

Telecom Pair Protection Over current in Housing style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 840A 120A 70 16X2,5

B59840C0120A070
EPCOS / TDK
1: Rp32.106
2.564In Stock

Mfr. Part No.
B59840C0120A070

Mouser Part No
871-B59840C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 840A 120A 70 16X2,5

Learn More

Datasheet

2.564In Stock

Rp32.106

Rp29.354

Rp24.400

Rp22.566

Reel

Rp18.896

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

6 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

Thermistors - PTC

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2322
2381
B57213
B57237
B57238
B59004
B59006
B59008
B59012
B59050
B59069
B59084
B59100
B59102
B59116S
B59196
B59201
B59204
B59249R
B59314

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