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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: £2.26
811In Stock
4,000Expected 16/03/2026

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

811In Stock

4,000Expected 16/03/2026

£2.26

£2.17

£2.04

£1.96

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: £2.55
7,352In 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

7,352In Stock

£2.55

£2.22

£2.09

£1.89

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: £1.96
4,506In 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

Learn More

Datasheet

4,506In Stock

£1.96

£1.87

£1.76

£1.69

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: £4.43
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

£4.43

£3.99

£3.63

£3.37

Reel

£3.08

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: £0.271
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

£0.271

£0.25

£0.221

£0.21

Reel

£0.149

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: £1.35
1,561In Stock

Mfr. Part No.
B59451C1130B70

Mouser Part No
871-B59451C1130B70

EPCOS / TDK

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

Learn More

Datasheet

1,561In Stock

£1.35

£1.28

£1.20

£1.16

£1.11

Reel

£1.03

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: £0.361
8,301In 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

8,301In Stock

Cut Tape

£0.361

£0.338

£0.299

£0.285

Reel

£0.212

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: £0.368
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

£0.368

£0.349

£0.326

£0.322

Reel

£0.322

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: £0.608
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

£0.608

£0.574

£0.538

£0.512

View

Reel

£0.379

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: £0.263
39,391In Stock
136,000Expected 11/05/2026

Mfr. Part No.
B59641A0085A062

Mouser Part No
871-B59641A0085A062

EPCOS / TDK

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

Learn More

Datasheet

39,391In Stock

136,000Expected 11/05/2026

Cut Tape

£0.263

£0.248

£0.217

£0.196

Reel

£0.148

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 0603 470ohms 95C Temperature Sensor

B59641A95A62
EPCOS / TDK
1: £0.263
12,886In Stock
28,000Expected 30/03/2026

Mfr. Part No.
B59641A95A62

Mouser Part No
871-B59641A95A62

EPCOS / TDK

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

Learn More

Datasheet

12,886In Stock

28,000Expected 30/03/2026

Cut Tape

£0.263

£0.248

£0.219

£0.209

Reel

£0.156

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 90C Temperature Sensor

B59701A0090A062
EPCOS / TDK
1: £0.488
4,294In 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

4,294In Stock

Cut Tape

£0.488

£0.458

£0.428

£0.408

View

Reel

£0.298

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: £0.308
46,145In 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

46,145In Stock

Cut Tape

£0.308

£0.288

£0.255

£0.244

Reel

£0.165

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: £0.308
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

£0.308

£0.288

£0.269

£0.255

View

Reel

£0.183

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: £1.48
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

£1.48

£1.42

£1.34

£1.28

Reel

£1.15

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: £1.35
1,838In Stock

Mfr. Part No.
B59751C0120A070

Mouser Part No
871-B59751C120A70

EPCOS / TDK

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

Learn More

Datasheet

1,838In Stock

£1.35

£1.28

£1.20

£1.16

Reel

£1.14

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 440AC,620DC,120oHMS PTC Thermistor

B59753C0120A070
EPCOS / TDK
1: £2.00
1,480In Stock
2,500Expected 08/04/2026

Mfr. Part No.
B59753C0120A070

Mouser Part No
871-B59753C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 440AC,620DC,120oHMS PTC Thermistor

Learn More

Datasheet

1,480In Stock

2,500Expected 08/04/2026

£2.00

£1.75

£1.42

£1.32

View

Min.: 1
Mult.: 1

Telecom Pair Protection Over current in Housing style

120 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Cut Tape

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

B59755C0115A070
EPCOS / TDK
1: £1.35
4,997In Stock

Mfr. Part No.
B59755C0115A070

Mouser Part No
871-B59755C115A70

EPCOS / TDK

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

Learn More

Datasheet

4,997In Stock

£1.35

£1.29

£1.21

£1.19

Reel

£1.19

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 260AC,370DC,120oHMS PTC Thermistor

B59771C0120A070
EPCOS / TDK
1: £1.70
1,396In Stock

Mfr. Part No.
B59771C0120A070

Mouser Part No
871-B59771C120A70

EPCOS / TDK

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

Datasheet

1,396In Stock

£1.70

£1.46

£1.34

£1.11

Reel

£0.759

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 260AC,370DC,150oHMS PTC Thermistor

B59772C0120A070
EPCOS / TDK
1: £1.42
1,092In Stock

Mfr. Part No.
B59772C0120A070

Mouser Part No
871-B59772C120A70

EPCOS / TDK

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

Datasheet

1,092In Stock

£1.42

£1.31

£1.24

£1.09

Reel

£0.786

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 PTC Thermistor C 810-A 120-A 70 24,5X2,5

B59810C0120A070
EPCOS / TDK
1: £5.95
477In Stock

Mfr. Part No.
B59810C0120A070

Mouser Part No
871-B59810C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor C 810-A 120-A 70 24,5X2,5

Learn More

Datasheet

477In Stock

£5.95

£5.29

£4.77

£4.41

Reel

£3.34

View

Min.: 1
Mult.: 1

Reel: 150

Inrush Current Limiter Leaded Disk Type

Ammo Pack

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

B59840C0130A070
EPCOS / TDK
1: £0.978
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

£0.978

£0.899

£0.745

£0.688

Reel

£0.547

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: £1.32
2,518In 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

2,518In Stock

£1.32

£1.20

£0.995

£0.925

Reel

£0.794

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

PTC (Positive Temperature Coefficient) Thermistors 860A 80A 70 10X2.5 PTC Thermistor

B59860C0080A070
EPCOS / TDK
1: £1.39
3,075In Stock

Mfr. Part No.
B59860C0080A070

Mouser Part No
871-B59860C0080A070

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 860A 80A 70 10X2.5 PTC Thermistor

Learn More

Datasheet

3,075In Stock

£1.39

£1.07

£0.89

£0.882

Reel

£0.668

View

Min.: 1
Mult.: 1

Reel: 1,300

Over Current Protection Leaded Disk Style

15 Ohms

25 %

PCB Mount

Radial

- 40 C

+ 125 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors 1.0A 35ohms

B59872C0120A070
EPCOS / TDK
1: £1.01
2,041In Stock

Mfr. Part No.
B59872C0120A070

Mouser Part No
871-B59872C120A70

EPCOS / TDK

PTC (Positive Temperature Coefficient) Thermistors 1.0A 35ohms

Learn More

Datasheet

2,041In Stock

£1.01

£0.934

£0.925

£0.773

Reel

£0.588

View

Min.: 1
Mult.: 1

Reel: 500

Over Current Protection Leaded Disk Style

35 Ohms

25 %

PCB Mount

Radial

Ammo Pack

Thermistors - PTC

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2322
2381
B57213
B57237
B57238
B59004
B59006
B59008
B59012
B59050
B59084
B59100
B59102
B59116S
B59196
B59201
B59204
B59249R
B59314
B59601

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