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

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Part #

PTC (Positive Temperature Coefficient) Thermistors PTC 100Rohms 1% Linear

TFPTL10L1000FL2B
Vishay / Dale
1: $1.29
2,243In Stock
2,000Expected 19/10/2026

Mfr. Part No.
TFPTL10L1000FL2B

Mouser Part No
71-TFPTL10L1000FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 100Rohms 1% Linear

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Datasheet

2,243In Stock

2,000Expected 19/10/2026

$1.29

$1.22

$1.15

$1.09

View

Min.: 1
Mult.: 1

TFPTL

100 Ohms

1 %

PCB Mount

Radial

- 55 C

+ 70 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms 1% Linear

TFPTL10L1001FL2B
Vishay / Dale
1: $1.32
1,975In Stock

Mfr. Part No.
TFPTL10L1001FL2B

Mouser Part No
71-TFPTL10L1001FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms 1% Linear

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Datasheet

1,975In Stock

$1.32

$1.25

$1.03

$0.972

View

Min.: 1
Mult.: 1

TFPTL

1 kOhms

1 %

PCB Mount

Radial

- 55 C

+ 70 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC 470Rohms 1% Linear

TFPTL10L4700FL2B
Vishay / Dale
1: $1.25
971In Stock

Mfr. Part No.
TFPTL10L4700FL2B

Mouser Part No
71-TFPTL10L4700FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 470Rohms 1% Linear

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Datasheet

971In Stock

$1.25

$1.19

$1.12

$1.06

View

Min.: 1
Mult.: 1

TFPTL

470 Ohms

1 %

PCB Mount

Radial

- 55 C

+ 70 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms5 1% Linear

TFPTL15L1501FL2B
Vishay / Dale
1: $1.32
866In Stock

Mfr. Part No.
TFPTL15L1501FL2B

Mouser Part No
71-TFPTL15L1501FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 1Kohms5 1% Linear

Learn More

Datasheet

866In Stock

$1.32

$1.25

$1.18

$1.12

View

Min.: 1
Mult.: 1

TFPTL

1.5 kOhms

1 %

PCB Mount

Radial

- 55 C

+ 70 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC 220Rohms 1% Linear

TFPTL15L2200FL2B
Vishay / Dale
1: $1.32
975In Stock

Mfr. Part No.
TFPTL15L2200FL2B

Mouser Part No
71-TFPTL15L2200FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 220Rohms 1% Linear

Learn More

Datasheet

975In Stock

$1.32

$1.25

$1.18

$1.12

View

Min.: 1
Mult.: 1

TFPTL

220 Ohms

1 %

PCB Mount

Radial

- 55 C

+ 70 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC 2Kohms2 5% Linear

TFPTL15L2201JL2B
Vishay / Dale
1: $1.12
312In Stock

Mfr. Part No.
TFPTL15L2201JL2B

Mouser Part No
71-TFPTL15L2201JL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 2Kohms2 5% Linear

Learn More

Datasheet

312In Stock

$1.12

$1.05

$0.982

$0.937

View

Min.: 1
Mult.: 1

TFPTL

2.2 kOhms

5 %

PCB Mount

Radial

- 55 C

+ 70 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC 3Kohms9 1% Linear

TFPTL15L3901FL2B
Vishay / Dale
1: $1.32
952In Stock

Mfr. Part No.
TFPTL15L3901FL2B

Mouser Part No
71-TFPTL15L3901FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 3Kohms9 1% Linear

Learn More

Datasheet

952In Stock

$1.32

$1.25

$1.18

$1.12

View

Min.: 1
Mult.: 1

TFPTL

3.9 kOhms

1 %

PCB Mount

Radial

- 55 C

+ 70 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear

TFPTL15L5001FH5B
Vishay / Dale
1: $1.32
291In Stock

Mfr. Part No.
TFPTL15L5001FH5B

Mouser Part No
71-TFPTL15L5001FH5B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear

Learn More

Datasheet

291In Stock

$1.32

$1.25

$1.18

$1.12

View

Min.: 1
Mult.: 1

TFPTL

5 kOhms

1 %

PCB Mount

Radial

- 55 C

+ 70 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear

TFPTL15L5001FL2B
Vishay / Dale
1: $1.35
856In Stock
1,000Expected 10/12/2026

Mfr. Part No.
TFPTL15L5001FL2B

Mouser Part No
71-TFPTL15L5001FL2B

Vishay / Dale

PTC (Positive Temperature Coefficient) Thermistors PTC 5Kohms 1% Linear

Learn More

Datasheet

856In Stock

1,000Expected 10/12/2026

$1.35

$1.28

$1.20

$1.14

View

Min.: 1
Mult.: 1

TFPTL

5 kOhms

1 %

PCB Mount

Radial

- 55 C

+ 70 C

Bulk

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

B59008C0100A040
TDK
1: $1.97
246In Stock

Mfr. Part No.
B59008C0100A040

Mouser Part No
871-B59008C100A40

TDK

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

Learn More

Datasheet

246In Stock

$1.97

$1.89

$1.77

$1.70

View

Min.: 1
Mult.: 1

B59008

250 Ohms

PCB Mount

Radial

0 C

+ 40 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors T=5K 130deg C

B59008C0130A040
TDK
1: $2.09
1,022In Stock

Mfr. Part No.
B59008C0130A040

Mouser Part No
871-B59008C130A40

TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 130deg C

Learn More

Datasheet

1,022In Stock

$2.09

$2.00

$1.88

$1.80

View

Min.: 1
Mult.: 1

B59008

250 Ohms

PCB Mount

Radial

0 C

+ 40 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors D 052-A 70-A 40 NAT 70 Grade C

B59052D1070A040
TDK
1: $2.05
507In Stock

Mfr. Part No.
B59052D1070A040

Mouser Part No
871-B59052D1070A040

TDK

PTC (Positive Temperature Coefficient) Thermistors D 052-A 70-A 40 NAT 70 Grade C

Datasheet

507In Stock

$2.05

$1.96

$1.85

$1.77

View

Min.: 1
Mult.: 1

Limit Temperature Sensor Housing style

570 Ohms

Ring Lug

Radial

0 C

+ 40 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors D 052-A 80-A 40 NAT 80 Grade C

B59052D1080A040
TDK
1: $2.05
610In Stock
4,000Expected 8/12/2026

Mfr. Part No.
B59052D1080A040

Mouser Part No
871-B59052D1080A040

TDK

PTC (Positive Temperature Coefficient) Thermistors D 052-A 80-A 40 NAT 80 Grade C

Datasheet

610In Stock

4,000Expected 8/12/2026

$2.05

$1.96

$1.85

$1.77

View

Min.: 1
Mult.: 1

Ultrasonic Sensor Disc

570 Ohms

Ring Lug

Radial

0 C

+ 40 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors D 052-A 110-A 40 NAT 110 Grade C

B59052D1110A040
TDK
1: $2.71
477In Stock
800Expected 8/10/2026

Mfr. Part No.
B59052D1110A040

Mouser Part No
871-B59052D1110A040

TDK

PTC (Positive Temperature Coefficient) Thermistors D 052-A 110-A 40 NAT 110 Grade C

Datasheet

477In Stock

800Expected 8/10/2026

$2.71

$2.57

$2.12

$1.97

View

Min.: 1
Mult.: 1

Limit Temperature Sensor Housing style

550 Ohms

Ring Lug

Radial

0 C

+ 40 C

Bulk

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

B59100C0100A070
TDK
1: $1.60
309In Stock

Mfr. Part No.
B59100C0100A070

Mouser Part No
871-B59100C100A70

TDK

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

Learn More

Datasheet

309In Stock

$1.60

$1.54

$1.44

$1.37

View

Reel

$1.02

Min.: 1
Mult.: 1

: 2,400

Heater Element Round shape

100 Ohms

PCB Mount

Radial

0 C

+ 40 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors T=5K 80deg C

B59100C0080A070
TDK
1: $1.60
1,880In Stock

Mfr. Part No.
B59100C0080A070

Mouser Part No
871-B59100C80A70

TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 80deg C

Learn More

Datasheet

1,880In Stock

$1.60

$1.54

$1.44

$1.37

View

Reel

$1.03

Min.: 1
Mult.: 1

: 2,400

Heater Element Round shape

100 Ohms

PCB Mount

Radial

0 C

+ 40 C

Ammo Pack

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

B59100M1140A070
TDK
1: $6.22
240In Stock
8,400On Order

Mfr. Part No.
B59100M1140A070

Mouser Part No
871-B59100M1140A70

TDK

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

Learn More

Datasheet

240In Stock

8,400On Order

$6.22

$5.58

$5.33

$4.95

View

Min.: 1
Mult.: 1

Motor Protector Single Sensor Style

100 Ohms

Wire

Radial

0 C

+ 40 C

Bulk

PTC (Positive Temperature Coefficient) Thermistors T=5K 145deg C

B59100M1145A070
TDK
1: $7.47
389In Stock

Mfr. Part No.
B59100M1145A070

Mouser Part No
871-B59100M1145A70

TDK

PTC (Positive Temperature Coefficient) Thermistors T=5K 145deg C

Learn More

Datasheet

389In Stock

$7.47

$6.69

$6.15

$5.47

Reel

$4.19

View

Min.: 1
Mult.: 1

: 400

Motor Protector Single Sensor Style

100 Ohms

Wire

Radial

0 C

+ 40 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors T=7K 180deg C

B59100M1180A070
TDK
1: $8.30
190In Stock

Mfr. Part No.
B59100M1180A070

Mouser Part No
871-B59100M1180A70

TDK

PTC (Positive Temperature Coefficient) Thermistors T=7K 180deg C

Learn More

Datasheet

190In Stock

$8.30

$7.47

$7.15

$6.79

Reel

$5.70

View

Min.: 1
Mult.: 1

: 400

Motor Protector Single Sensor Style

100 Ohms

Wire

Radial

0 C

+ 40 C

Ammo Pack

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor P 1201-A 120-A 62

B59201P1120A62
TDK
1: $2.22
315In Stock

Mfr. Part No.
B59201P1120A62

Mouser Part No
871-B59201P1120A62

TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor P 1201-A 120-A 62

Learn More

Datasheet

315In Stock

Cut Tape

$2.22

$2.12

$1.97

$1.89

Reel

$1.46

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

B59x01P

4.6 Ohms

25 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor J 204-B 130-A 10 16X3,1

B59204J130B10
TDK
1: $11.40
100In Stock

Mfr. Part No.
B59204J130B10

Mouser Part No
871-B59204J130B10

TDK

PTC (Positive Temperature Coefficient) Thermistors PTC Thermistor J 204-B 130-A 10 16X3,1

Learn More

100In Stock

$11.40

$10.30

$9.89

$9.40

View

Min.: 1
Mult.: 1

B59204

100 Ohms

25 %

- 40 C

+ 125 C

Tray

PTC (Positive Temperature Coefficient) Thermistors 80Vdc 210mA 25ohms PTC Overcurrent

B59215P1120A062
TDK
1: $2.77
840In Stock
1,000Expected 14/9/2026

Mfr. Part No.
B59215P1120A062

Mouser Part No
871-B59215P1120A062

TDK

PTC (Positive Temperature Coefficient) Thermistors 80Vdc 210mA 25ohms PTC Overcurrent

Learn More

Datasheet

840In Stock

1,000Expected 14/9/2026

Cut Tape

$2.77

$2.56

$2.15

$2.00

Reel

$1.46

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Inrush Current Limiter Housing Type

25 Ohms

25 %

PCB Mount

SMD/SMT

- 40 C

+ 125 C

Reel, Cut Tape, MouseReel

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

B59300M1100A070
TDK
1: $8.16
168In Stock

Mfr. Part No.
B59300M1100A070

Mouser Part No
871-B59300M1100A70

TDK

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

Learn More

Datasheet

168In Stock

$8.16

$7.34

$7.04

$6.69

Reel

$6.00

View

Min.: 1
Mult.: 1

: 200

Inrush Current Limiter Housing Type

300 Ohms

Wire

Radial

0 C

+ 40 C

Ammo Pack

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

B59300M1140A070
TDK
1: $8.16
112In Stock

Mfr. Part No.
B59300M1140A070

Mouser Part No
871-B59300M1140A70

TDK

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

Learn More

Datasheet

112In Stock

$8.16

$7.34

$7.04

$6.69

Reel

$6.00

View

Min.: 1
Mult.: 1

: 200

Motor Protector Sensor Triple Sensor Style

300 Ohms

Wire

Radial

0 C

+ 40 C

Ammo Pack

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

B59300M1160A070
TDK
1: $9.79
313In Stock

Mfr. Part No.
B59300M1160A070

Mouser Part No
871-B59300M1160A70

TDK

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

Learn More

Datasheet

313In Stock

$9.79

$8.81

$8.23

$7.63

Reel

$6.96

View

Min.: 1
Mult.: 1

: 200

Motor Protector Sensor Triple Sensor Style

300 Ohms

Wire

Radial

0 C

+ 40 C

Ammo Pack

Thermistors - PTC

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2381
B57213
B57237
B57238
B59004
B59006
B59008
B59012
B59050
B59084
B59100
B59102
B59116S
B59196
B59201
B59204
B59314
B59601
B597
B59701

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