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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 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

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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

Rp23.299

Rp20.364

Reel

Rp14.860

View

Min.: 1
Mult.: 1

Reel: 700

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 7.0A 3.7ohms

B59850C0120A070
EPCOS / TDK
1: Rp26.418
1.138In Stock
600Expected 23/03/2026

Mfr. Part No.
B59850C0120A070

Mouser Part No
871-B59850C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 7.0A 3.7ohms

Learn More

Datasheet

1.138In Stock

600Expected 23/03/2026

Rp26.418

Rp24.400

Rp22.933

Rp20.364

View

Min.: 1
Mult.: 1

Over Current Protection Leaded Disk Style

10 Ohms

25 %

PCB Mount

Radial

0 C

+ 60 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 2.2A 10ohms

B59850C0160A070
EPCOS / TDK
1: Rp26.418
400In Stock

Mfr. Part No.
B59850C0160A070

Mouser Part No
871-B59850C160A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 2.2A 10ohms

Learn More

Datasheet

400In Stock

Rp26.418

Rp24.400

Rp20.364

Rp18.713

Reel

Rp14.677

View

Min.: 1
Mult.: 1

Reel: 700

Over Current Protection Leaded Disk Style

10 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 860A 130A 70 8X2.5 PTC Thermistor

B59860C0130A070
EPCOS / TDK
1: Rp24.767
1.066In Stock

Mfr. Part No.
B59860C0130A070

Mouser Part No
871-B59860C0130A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 860A 130A 70 8X2.5 PTC Thermistor

Learn More

Datasheet

1.066In Stock

Rp24.767

Rp22.749

Rp22.382

Rp18.896

Reel

Rp14.402

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 1.0A 25ohms

B59870C0160A070
EPCOS / TDK
1: Rp24.584
540In Stock

Mfr. Part No.
B59870C0160A070

Mouser Part No
871-B59870C160A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 1.0A 25ohms

Learn More

Datasheet

540In Stock

Rp24.584

Rp22.749

Rp18.896

Rp17.062

Reel

Rp14.181

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

25 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 871-A 135-A 70 8X2,5

B59871C0135A070
EPCOS / TDK
1: Rp24.400
909In Stock

Mfr. Part No.
B59871C0135A070

Mouser Part No
871-B59871C135A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 871-A 135-A 70 8X2,5

Learn More

Datasheet

909In Stock

Rp24.400

Rp22.566

Rp18.713

Rp17.062

Reel

Rp14.108

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 875A 120A570 8X2.5 PTC Thermistor

B59875C0120A570
EPCOS / TDK
1: Rp24.584
803In Stock

Mfr. Part No.
B59875C0120A570

Mouser Part No
871-B59875C0120A570

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 875A 120A570 8X2.5 PTC Thermistor

Learn More

Datasheet

803In Stock

Rp24.584

Rp22.749

Rp18.896

Rp17.062

View

Min.: 1
Mult.: 1

Over Current Protection Leaded Disk Style

Bulk

PTC (Positive Temperature Coefficient) Thermistors 1.0A 65ohms

B59875C0120A070
EPCOS / TDK
1: Rp24.767
373In Stock
1.000Expected 20/03/2026

Mfr. Part No.
B59875C0120A070

Mouser Part No
871-B59875C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 1.0A 65ohms

Learn More

Datasheet

373In Stock

1.000Expected 20/03/2026

Rp24.767

Rp22.749

Rp22.382

Rp18.896

Reel

Rp14.420

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

65 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 0.4A 70ohms

B59880C0160A070
EPCOS / TDK
1: Rp20.181
1.552In Stock

Mfr. Part No.
B59880C0160A070

Mouser Part No
871-B59880C160A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0.4A 70ohms

Learn More

Datasheet

1.552In Stock

Rp20.181

Rp18.529

Rp18.236

Rp15.374

Reel

Rp11.741

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

70 Ohms

25 %

PCB Mount

Radial

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 883A 120A 51 5X2.5 PTC Thermistor

B59883C0120A051
EPCOS / TDK
1: Rp25.134
895In Stock

Mfr. Part No.
B59883C0120A051

Mouser Part No
871-B59883C0120A051

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 883A 120A 51 5X2.5 PTC Thermistor

Learn More

Datasheet

895In Stock

Cut Tape

Rp25.134

Rp23.116

Rp19.263

Rp17.374

View

Reel

Rp10.219

Min.: 1
Mult.: 1

Reel: 1.500

Over Current Protection Leaded Disk Style

Reel, Cut Tape

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 885A 120A 70 5x2.5

B59885C0120A070
EPCOS / TDK
1: Rp24.767
767In Stock
1.500Expected 20/03/2026

Mfr. Part No.
B59885C0120A070

Mouser Part No
871-B59885C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 885A 120A 70 5x2.5

Learn More

Datasheet

767In Stock

1.500Expected 20/03/2026

Rp24.767

Rp22.749

Rp22.382

Rp18.896

View

Min.: 1
Mult.: 1

Over Current Protection Leaded Disk Style

12 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors 0.2A 150ohms

B59890C0120A070
EPCOS / TDK
1: Rp16.695
7.665In Stock

Mfr. Part No.
B59890C0120A070

Mouser Part No
871-B59890C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0.2A 150ohms

Learn More

Datasheet

7.665In Stock

Rp16.695

Rp15.411

Rp14.879

Rp12.806

Reel

Rp9.778

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

150 Ohms

25 %

PCB Mount

Radial

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 0.2A 150ohms

B59890C0160A070
EPCOS / TDK
1: Rp14.493
739In Stock

Mfr. Part No.
B59890C0160A070

Mouser Part No
871-B59890C160A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 0.2A 150ohms

Learn More

Datasheet

739In Stock

Rp14.493

Rp13.301

Rp11.044

Rp10.200

Reel

Rp8.439

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

150 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 935-A 120-A 70 20X1 PTC Thermistor

B59935C0120A070
EPCOS / TDK
1: Rp38.527
1.013In Stock

Mfr. Part No.
B59935C0120A070

Mouser Part No
871-B59935C0120A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 935-A 120-A 70 20X1 PTC Thermistor

Learn More

Datasheet

1.013In Stock

Rp38.527

Rp35.591

Rp29.537

Rp27.152

Reel

Rp22.199

View

Min.: 1
Mult.: 1

Reel: 700

Over Current Protection Leaded Disk Style

300 mOhms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 8.0A 2.3ohms

B59940C0120A070
EPCOS / TDK
1: Rp32.472
414In Stock
1.000Expected 16/03/2026

Mfr. Part No.
B59940C0120A070

Mouser Part No
871-B59940C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 8.0A 2.3ohms

Learn More

Datasheet

414In Stock

1.000Expected 16/03/2026

Rp32.472

Rp29.904

Rp24.951

Rp22.933

Reel

Rp17.796

View

Min.: 1
Mult.: 1

Reel: 1.000

Over Current Protection Leaded Disk Style

2.3 Ohms

25 %

PCB Mount

Radial

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 945-A 160-A 70 16X1 PTC Thermistor

B59945C0160A070
EPCOS / TDK
1: Rp32.472
600In Stock

Mfr. Part No.
B59945C0160A070

Mouser Part No
871-B59945C0160A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 945-A 160-A 70 16X1 PTC Thermistor

Learn More

Datasheet

600In Stock

Rp32.472

Rp29.904

Rp24.767

Rp22.933

Reel

Rp17.098

View

Min.: 1
Mult.: 1

Reel: 1.000

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 8.0A 0.45ohms

B59945C0120A070
EPCOS / TDK
1: Rp32.472
916In Stock
4.000Expected 26/03/2026

Mfr. Part No.
B59945C0120A070

Mouser Part No
871-B59945C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 8.0A 0.45ohms

Learn More

Datasheet

916In Stock

4.000Expected 26/03/2026

Rp32.472

Rp29.904

Rp24.951

Rp22.933

Rp20.548

Reel

Rp17.429

Min.: 1
Mult.: 1

Reel: 1.000

Over Current Protection Leaded Disk Style

450 mOhms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 950-A 130-A 70 10X1 PTC Thermistor

B59950C0130A070
EPCOS / TDK
1: Rp24.217
411In Stock

Mfr. Part No.
B59950C0130A070

Mouser Part No
871-B59950C0130A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 950-A 130-A 70 10X1 PTC Thermistor

Learn More

Datasheet

411In Stock

Rp24.217

Rp22.382

Rp18.713

Rp17.135

Reel

Rp14.181

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 5.5A 3.7ohms

B59950C0120A070
EPCOS / TDK
1: Rp26.418
890In Stock

Mfr. Part No.
B59950C0120A070

Mouser Part No
871-B59950C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 5.5A 3.7ohms

Learn More

Datasheet

890In Stock

Rp26.418

Rp24.400

Rp20.364

Rp18.713

View

Reel

Rp13.943

Min.: 1
Mult.: 1

Reel: 1.000

Over Current Protection Leaded Disk Style

3.7 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 960-A 80-A 70 10X1 PTC Thermistor

B59960C0080A070
EPCOS / TDK
1: Rp24.400
1.492In Stock

Mfr. Part No.
B59960C0080A070

Mouser Part No
871-B59960C0080A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 960-A 80-A 70 10X1 PTC Thermistor

Learn More

Datasheet

1.492In Stock

Rp24.400

Rp22.566

Rp22.015

Rp18.713

Reel

Rp15.392

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

5.6 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 80 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 960-A 130-A 70 8X1 PTC Thermistor

B59960C0130A070
EPCOS / TDK
1: Rp20.364
1.615In Stock

Mfr. Part No.
B59960C0130A070

Mouser Part No
871-B59960C0130A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 960-A 130-A 70 8X1 PTC Thermistor

Learn More

Datasheet

1.615In Stock

Rp20.364

Rp18.896

Rp16.621

Rp14.824

Reel

Rp10.916

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

8 Ohms

20 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 4.3A 5.6ohms

B59960C0120A070
EPCOS / TDK
1: Rp24.400
1.418In Stock

Mfr. Part No.
B59960C0120A070

Mouser Part No
871-B59960C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 4.3A 5.6ohms

Learn More

Datasheet

1.418In Stock

Rp24.400

Rp22.566

Rp21.832

Rp18.713

Reel

Rp14.181

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

5.6 Ohms

25 %

PCB Mount

Radial

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 965-A 160-A 70 10X1 PTC Thermistor

B59965C0160A070
EPCOS / TDK
1: Rp24.400
980In Stock

Mfr. Part No.
B59965C0160A070

Mouser Part No
871-B59965C0160A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 965-A 160-A 70 10X1 PTC Thermistor

Learn More

Datasheet

980In Stock

Rp24.400

Rp22.382

Rp18.713

Rp17.135

Reel

Rp14.181

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 970-A 130-A 70 5X1 PTC Thermistor

B59970C0130A070
EPCOS / TDK
1: Rp16.144
430In Stock

Mfr. Part No.
B59970C0130A070

Mouser Part No
871-B59970C0130A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 970-A 130-A 70 5X1 PTC Thermistor

Learn More

Datasheet

430In Stock

Rp16.144

Rp14.713

Rp14.695

Rp12.218

Reel

Rp8.861

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

20 Ohms

20 %

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