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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 T=5K 140deg C

B59300M1140A070
EPCOS / TDK
1: Rp90.262
152In Stock

Mfr. Part No.
B59300M1140A070

Mouser Part No
871-B59300M1140A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 140deg C

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Datasheet

152In Stock

Rp90.262

Rp81.089

Rp77.787

Rp73.751

Reel

Rp65.862

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 310mA 1.6V

B59301P1120A62
EPCOS / TDK
1: Rp26.235
703In Stock

Mfr. Part No.
B59301P1120A62

Mouser Part No
871-B59301P1120A62

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 310mA 1.6V

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Datasheet

703In Stock

Cut Tape

Rp26.235

Rp23.483

Rp22.566

Rp21.648

Reel

Rp17.961

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1.000

B59x01P

3.1 Ohms

25 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 120A 10 20.5X5 PTC Thermistor 314B

B59314A0120B010
EPCOS / TDK
1: Rp38.343
244In Stock

Mfr. Part No.
B59314A0120B010

Mouser Part No
871-B59314A0120B010

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 120A 10 20.5X5 PTC Thermistor 314B

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Datasheet

244In Stock

Rp38.343

Rp36.692

Rp34.490

Rp33.206

View

Min.: 1
Mult.: 1

B59314

Tray

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor P 1315-A 80-A

B59315P1080A62
EPCOS / TDK
1: Rp25.134
Lead-Time 16 Weeks

Mfr. Part No.
B59315P1080A62

Mouser Part No
871-B59315P1080A62

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor P 1315-A 80-A

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Datasheet

Lead-Time 16 Weeks

Cut Tape

Rp25.134

Rp24.033

Rp22.566

Rp21.465

Reel

Rp17.172

View

Min.: 1
Mult.: 1

Reel: 1.000

B59x15

16 Ohms

25 %

- 40 C

+ 125 C

Reel, Cut Tape

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

B59315P1120A062
EPCOS / TDK
1: Rp25.134
1.588In Stock

Mfr. Part No.
B59315P1120A062

Mouser Part No
871-B59315P1120A062

EPCOS / TDK

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

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Datasheet

1.588In Stock

Cut Tape

Rp25.134

Rp24.033

Rp22.566

Rp21.465

Reel

Rp17.172

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 440volts 120ohms ICL AEC-Q200

B59412C1130B070
EPCOS / TDK
1: Rp33.206
509In Stock
4.500Expected 27/04/2026

Mfr. Part No.
B59412C1130B070

Mouser Part No
871-B59412C1130B70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 440volts 120ohms ICL AEC-Q200

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Datasheet

509In Stock

4.500Expected 27/04/2026

Rp33.206

Rp31.739

Rp29.904

Rp28.620

View

Min.: 1
Mult.: 1

Inrush Current Limiter SMD Type

120 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

AEC-Q100

Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 85C Temperature Sensor

B59421A0085A062
EPCOS / TDK
1: Rp6.605
1.531In Stock

Mfr. Part No.
B59421A0085A062

Mouser Part No
871-B59421A0085A062

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 85C Temperature Sensor

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Datasheet

1.531In 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 OverCurrent PTC

470 Ohms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 95C Temperature Sensor

B59421A95A62
EPCOS / TDK
1: Rp6.605
3.311In Stock

Mfr. Part No.
B59421A95A62

Mouser Part No
871-B59421A95A62

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0402 470ohms 95C Temperature Sensor

Learn More

Datasheet

3.311In Stock

Cut Tape

Rp6.605

Rp6.091

Rp5.394

Rp5.137

Reel

Rp3.596

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10.000

Superior

PCB Mount

SMD/SMT

AEC-Q100

Reel, Cut Tape, MouseReel

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

B59601A75A62
EPCOS / TDK
1: Rp8.806
5.416In Stock

Mfr. Part No.
B59601A75A62

Mouser Part No
871-B59601A75A62

EPCOS / TDK

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

Learn More

Datasheet

5.416In Stock

Cut Tape

Rp8.806

Rp8.256

Rp7.705

Rp7.320

View

Reel

Rp5.430

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

B59601

PCB Mount

SMD/SMT

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 115C Temperature Sensor

B59641A0115A062
EPCOS / TDK
1: Rp6.421
7.495In Stock

Mfr. Part No.
B59641A0115A062

Mouser Part No
871-B59641A0115A062

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 115C Temperature Sensor

Learn More

Datasheet

7.495In Stock

Cut Tape

Rp6.421

Rp6.054

Rp5.357

Rp5.100

Reel

Rp3.669

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 0603 470ohms 125C Temperature Sensor

B59641A0125A062
EPCOS / TDK
1: Rp6.421
475In Stock

Mfr. Part No.
B59641A0125A062

Mouser Part No
871-B59641A0125A062

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 125C Temperature Sensor

Learn More

Datasheet

475In Stock

Cut Tape

Rp6.421

Rp6.054

Rp5.357

Rp5.192

Reel

Rp3.651

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 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 0603 470ohms 95C Temperature Sensor

B59641A95A62
EPCOS / TDK
1: Rp6.421
886In Stock
40.000On Order

Mfr. Part No.
B59641A95A62

Mouser Part No
871-B59641A95A62

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0603 470ohms 95C Temperature Sensor

Learn More

Datasheet

886In Stock

40.000On Order

Cut Tape

Rp6.421

Rp6.054

Rp5.357

Rp5.100

Reel

Rp3.816

View

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 0805 680ohms 100C Temperature Sensor

B59701A0100A062
EPCOS / TDK
1: Rp11.925
3.076In Stock
4.000Expected 19/06/2026

Mfr. Part No.
B59701A0100A062

Mouser Part No
871-B59701A0100A062

EPCOS / TDK

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

Learn More

Datasheet

3.076In Stock

4.000Expected 19/06/2026

Cut Tape

Rp11.925

Rp11.191

Rp10.457

Rp9.962

View

Reel

Rp7.430

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Telecom Pair Protection Over current in Housing style

PCB Mount

SMD/SMT

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 120C Temperature Sensor

B59701A120A62
EPCOS / TDK
1: Rp11.925
1.554In Stock

Mfr. Part No.
B59701A120A62

Mouser Part No
871-B59701A120A62

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0805 680ohms 120C Temperature Sensor

Learn More

Datasheet

1.554In Stock

Cut Tape

Rp11.925

Rp11.191

Rp10.457

Rp9.962

View

Reel

Rp7.265

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

B59701

680 Ohms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 145 C

Reel, Cut Tape, MouseReel

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

B59721A0090A062
EPCOS / TDK
1: Rp7.522
5.539In Stock

Mfr. Part No.
B59721A0090A062

Mouser Part No
871-B59721A0090A062

EPCOS / TDK

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

Learn More

Datasheet

5.539In Stock

Cut Tape

Rp7.522

Rp7.045

Rp6.568

Rp6.238

View

Reel

Rp4.421

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4.000

Surface Mount OverCurrent PTC

680 Ohms

50 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor B 770A 120A 70 8x5

B59770B0120A070
EPCOS / TDK
1: Rp26.051
381In Stock

Mfr. Part No.
B59770B0120A070

Mouser Part No
871-B59770B120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor B 770A 120A 70 8x5

Learn More

Datasheet

381In Stock

Rp26.051

Rp24.951

Rp23.483

Rp22.566

Reel

Rp19.447

View

Min.: 1
Mult.: 1

Reel: 1.000

B597x-Cx

70 Ohms

25 %

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 260AC,370DC,70oHMS PTC Thermistor

B59770C0120A070
EPCOS / TDK
1: Rp34.674
1.147In Stock

Mfr. Part No.
B59770C0120A070

Mouser Part No
871-B59770C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 260AC,370DC,70oHMS PTC Thermistor

Learn More

Datasheet

1.147In Stock

Rp34.674

Rp31.922

Rp26.602

Rp24.584

Reel

Rp19.080

View

Min.: 1
Mult.: 1

Reel: 1.000

Inrush Current Limiter Leaded Disk Type

70 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 260AC,370DC,120oHMS PTC Thermistor

B59771C0120A070
EPCOS / TDK
1: Rp34.674
996In Stock
1.000Expected 23/02/2026

Mfr. Part No.
B59771C0120A070

Mouser Part No
871-B59771C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 260AC,370DC,120oHMS PTC Thermistor

Datasheet

996In Stock

1.000Expected 23/02/2026

Rp34.674

Rp31.922

Rp26.602

Rp24.584

Reel

Rp19.080

View

Min.: 1
Mult.: 1

Reel: 1.000

Inrush Current Limiter Leaded Disk Type

120 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 440AC,620DC,500oHMS PTC Thermistor

B59773C0120A070
EPCOS / TDK
1: Rp35.408
486In Stock
1.000Expected 02/04/2026

Mfr. Part No.
B59773C0120A070

Mouser Part No
871-B59773C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 440AC,620DC,500oHMS PTC Thermistor

Learn More

Datasheet

486In Stock

1.000Expected 02/04/2026

Rp35.408

Rp32.656

Rp27.152

Rp24.951

Reel

Rp18.529

View

Min.: 1
Mult.: 1

Reel: 1.000

Inrush Current Limiter Leaded Disk Type

500 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 830A 120A 70 20X2.5 PTC Thermistor

B59830C0120A070
EPCOS / TDK
1: Rp48.250
82In Stock
2.500Expected 06/07/2026

Mfr. Part No.
B59830C0120A070

Mouser Part No
871-B59830C0120A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 830A 120A 70 20X2.5 PTC Thermistor

Learn More

Datasheet

82In Stock

2.500Expected 06/07/2026

Rp48.250

Rp39.444

Rp31.922

Rp29.721

Reel

Rp24.767

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

3.7 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 830A 130A 70 16X2.5 PTC Thermistor

B59830C0130A070
EPCOS / TDK
1: Rp33.390
393In Stock
1.000Expected 20/03/2026

Mfr. Part No.
B59830C0130A070

Mouser Part No
871-B59830C0130A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 830A 130A 70 16X2.5 PTC Thermistor

Learn More

Datasheet

393In Stock

1.000Expected 20/03/2026

Rp33.390

Rp30.821

Rp30.638

Rp25.501

Reel

Rp19.447

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

5 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 840A 80A 70 16X2.5 PTC Thermistor

B59840C0080A070
EPCOS / TDK
1: Rp33.206
1.005In Stock

Mfr. Part No.
B59840C0080A070

Mouser Part No
871-B59840C0080A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 840A 80A 70 16X2.5 PTC Thermistor

Learn More

Datasheet

1.005In Stock

Rp33.206

Rp30.638

Rp30.454

Rp25.317

Reel

Rp19.080

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 850A 80A 70 12X2.5 PTC Thermistor

B59850C0080A070
EPCOS / TDK
1: Rp26.418
672In Stock

Mfr. Part No.
B59850C0080A070

Mouser Part No
871-B59850C0080A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 850A 80A 70 12X2.5 PTC Thermistor

Learn More

Datasheet

672In Stock

Rp26.418

Rp24.400

Rp20.181

Rp18.309

Reel

Rp15.154

View

Min.: 1
Mult.: 1

Reel: 700

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 850A 120A 51 12X2.5 PTC Thermistor

B59850C0120A051
EPCOS / TDK
1: Rp27.886
881In Stock

Mfr. Part No.
B59850C0120A051

Mouser Part No
871-B59850C0120A051

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 850A 120A 51 12X2.5 PTC Thermistor

Learn More

Datasheet

881In Stock

Cut Tape

Rp27.886

Rp25.684

Rp21.465

Rp19.814

Reel

Rp15.135

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

10 Ohms

20 %

PCB Mount

Radial

- 40 C

+ 125 C

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors 850A 120A570 12X2.5 PTC Thermistor

B59850C0120A570
EPCOS / TDK
1: Rp26.418
1.304In Stock

Mfr. Part No.
B59850C0120A570

Mouser Part No
871-B59850C0120A570

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 850A 120A570 12X2.5 PTC Thermistor

Learn More

Datasheet

1.304In Stock

Rp26.418

Rp24.400

Rp20.364

Rp18.713

Reel

Rp14.842

View

Min.: 1
Mult.: 1

Reel: 700

Over Current Protection Leaded Disk Style

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