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All Products > Passive Components > 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 EPCOS, Murata, Vishay & more. Please view our large selection of PTC thermistors below.
Category   Passive Components >  Thermistors - PTC

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Compare up to 20 parts.
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PRF15BE103RB6RC

New Product
New Product


Murata Electronics PTC Thermistors 0402 70C 10Kohms Posistor-Overheat
Data Sheet 9,797
In Stock
1: $0.44
10: $0.272
100: $0.206
1,000: $0.177
4,000: View



Min.: 1
Mult.: 1
PRF15
81-PRF15BB103RB6RC


To purchase full reel, order in multiples of 10000:
PRF15BB103RB6RC

New Product
New Product


Murata Electronics PTC Thermistors 0402 100C 10Kohms Posistor-Overheat
Data Sheet 8,994
In Stock
Cut Tape
1: $0.44
10: $0.272
100: $0.206
1,000: $0.177
Reel
10,000: $0.129
20,000: View



Min.: 1
Mult.: 1
Reel: 10,000
PRF15
Murata Electronics PRF18BD471RB5RB
PRF18BD471RB5RB

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New Product


Murata Electronics PTC Thermistors 0603 80C 470ohms Posistor-Overheat
Data Sheet 3,980
In Stock
1: $0.62
10: $0.38
100: $0.282
1,000: $0.254
4,000: View



Min.: 1
Mult.: 1
470 Ohms 50 % SMD/SMT PRF18 - 20 C to + 120 C
Murata Electronics PRF18BF471RB5RB
PRF18BF471RB5RB

New Product
New Product


Murata Electronics PTC Thermistors 0603 60C 470ohms Posistor-Overheat
Data Sheet 3,819
In Stock
1: $0.62
10: $0.38
100: $0.282
1,000: $0.254
4,000: View



Min.: 1
Mult.: 1
470 Ohms 50 % SMD/SMT PRF18 - 20 C to + 100 C
Murata Electronics PRF18BB471QS5RB
PRF18BB471QS5RB

New Product
New Product


Murata Electronics PTC Thermistors 0603 100C 470ohms Posistor-Overheat
Data Sheet 4,000
In Stock
1: $0.72
10: $0.436
100: $0.323
1,000: $0.291
4,000: View



Min.: 1
Mult.: 1
470 Ohms 50 % SMD/SMT PRF18 - 20 C to + 140 C
Murata Electronics PRF18AS471QS5RB
PRF18AS471QS5RB

New Product
New Product


Murata Electronics PTC Thermistors 0603 130C 470ohms Posistor-Overheat
Data Sheet 4,000
In Stock
1: $0.72
10: $0.436
100: $0.323
1,000: $0.291
4,000: View



Min.: 1
Mult.: 1
470 Ohms 50 % SMD/SMT PRF18 - 20 C to + 160 C
Murata Electronics PRF18BD471QS5RB
PRF18BD471QS5RB

New Product
New Product


Murata Electronics PTC Thermistors 0603 80C 470ohms Posistor-Overheat
Data Sheet 3,885
In Stock
1: $0.72
10: $0.436
100: $0.323
1,000: $0.291
4,000: View



Min.: 1
Mult.: 1
470 Ohms 50 % SMD/SMT PRF18 - 20 C to + 120 C
Murata Electronics PRF18BA471QS5RB
PRF18BA471QS5RB

New Product
New Product


Murata Electronics PTC Thermistors 0603 110C 470ohms Posistor-Overheat
Data Sheet 982
In Stock
1: $0.72
10: $0.436
100: $0.323
1,000: $0.291
4,000: View



Min.: 1
Mult.: 1
470 Ohms 50 % SMD/SMT PRF18 - 20 C to + 150 C
Murata Electronics PRF18BC471QS5RB
81-PRF18BC471QS5RB


To purchase full reel, order in multiples of 4000:
PRF18BC471QS5RB

New Product
New Product


Murata Electronics PTC Thermistors 0603 90C 470ohms Posistor-Overheat
Data Sheet 1,640
In Stock
Cut Tape
1: $0.72
10: $0.436
100: $0.323
1,000: $0.291
Reel
4,000: $0.234
8,000: View



Min.: 1
Mult.: 1
Reel: 4,000
470 Ohms 50 % SMD/SMT PRF18 - 20 C to + 130 C
KOA Speer LT1/4LT52R102J3900
 Enlarge
660-LT1/4LT52R102J39


To purchase full reel, order in multiples of 5000:
KOA Speer PTC Thermistors 1K OHM 5%
Data Sheet 19,449
In Stock
Cut Tape
1: $3.89
Reel
5,000: $3.30
10,000: View



Min.: 1
Mult.: 1
Reel: 5,000
1 kOhms 5 % Axial - 40 C to + 125 C
EPCOS / TDK PTC Thermistors 0.2A 150ohms
Data Sheet 13,464
In Stock
1: $1.54
10: $1.22
100: $0.911
500: $0.607
1,500: View



Min.: 1
Mult.: 1
150 Ohms 25 % Radial
EPCOS / TDK B59451C1130B70
 Enlarge
871-B59451C1130B70


To purchase full reel, order in multiples of 500:
EPCOS / TDK PTC Thermistors 440volts 56ohms ICL
Data Sheet 6,475
In Stock
Cut Tape
1: $3.55
10: $2.87
100: $2.23
Reel
500: $1.66
1,000: $1.55
5,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 500
56 Ohms 25 % Radial B59451 - 40 C to + 125 C
Murata Electronics PRF15BD102RB6RC
81-PRF15BD102RB6RC


To purchase full reel, order in multiples of 10000:
Murata Electronics PTC Thermistors 1Kohm@25C 32volts 10K Temp = 95 deg C
Data Sheet 18,460
In Stock
Cut Tape
1: $0.35
10: $0.216
100: $0.164
1,000: $0.141
Reel
10,000: $0.103
20,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 10,000
1 kOhms 50 % SMD/SMT PRF15 - 40 C to + 120 C
Vishay / BC Components PTCCL05H390HBE
 Enlarge
Vishay / BC Components PTC Thermistors 260 OHM 25%
Data Sheet 4,210
In Stock
1: $0.42
500: $0.354
1,000: $0.34
1,500: $0.333



Min.: 1
Mult.: 1
260 Ohms 20 % Radial PTCCL..
Murata Electronics PRF18AR471QB5RB
81-PRF18AR471QB5RB


To purchase full reel, order in multiples of 4000:
Murata Electronics PTC Thermistors 470 Ohm 50% 32volts
Page 821

Data Sheet
15,010
In Stock
Cut Tape
1: $0.49
10: $0.304
100: $0.231
1,000: $0.198
Reel
4,000: $0.15
8,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
470 Ohms 50 % SMD/SMT PRF18 - 20 C to + 160 C
Murata Electronics PRF18BA471QB5RB
81-PRF18BA471QB5RB


To purchase full reel, order in multiples of 4000:
Murata Electronics PTC Thermistors 470 Ohm 50% 32volts
Page 821

Data Sheet
13,238
In Stock
Cut Tape
1: $0.49
10: $0.308
100: $0.231
1,000: $0.198
Reel
4,000: $0.17
8,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
470 Ohms 50 % SMD/SMT PRF18 - 20 C to + 150 C
Murata Electronics PRG18BB101MB1RB
81-PRG18BB101MB1RB


To purchase full reel, order in multiples of 4000:
Murata Electronics PTC Thermistors 100 OHM 24V
Page 819

Data Sheet
26,113
In Stock
Cut Tape
1: $0.54
10: $0.327
100: $0.242
1,000: $0.218
Reel
4,000: $0.184
8,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
100 Ohms 20 % SMD/SMT PRG - 10 C to + 60 C
Murata Electronics PRG18BB330MB1RB
81-PRG18BB330MB1RB


To purchase full reel, order in multiples of 4000:
Murata Electronics PTC Thermistors 33 OHM 24V
Page 819

Data Sheet
17,451
In Stock
Cut Tape
1: $0.54
10: $0.327
100: $0.242
1,000: $0.218
Reel
4,000: $0.184
8,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
33 Ohms 20 % SMD/SMT PRG - 10 C to + 60 C
Murata Electronics PRG18BB471MB1RB
81-PRG18BB471MB1RB


To purchase full reel, order in multiples of 4000:
Murata Electronics PTC Thermistors 470 OHM 24V
Page 819

Data Sheet
18,534
In Stock
Cut Tape
1: $0.54
10: $0.327
100: $0.242
1,000: $0.218
Reel
4,000: $0.184
8,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
470 Ohms 20 % SMD/SMT PRG - 10 C to + 60 C
Murata Electronics PRG18BC2R2MM1RB
81-PRG18BC2R2MM1RB


To purchase full reel, order in multiples of 4000:
Murata Electronics PTC Thermistors 2.2 Ohm 20% 12volts
Page 819

Data Sheet
7,963
In Stock
Cut Tape
1: $0.65
10: $0.395
100: $0.293
1,000: $0.256
Reel
4,000: $0.223
8,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
2.2 Ohms 20 % SMD/SMT PRG - 10 C to + 60 C
Murata Electronics PRF21AS471QB5RA
81-PRF21AS471QB5RA


To purchase full reel, order in multiples of 4000:
Murata Electronics PTC Thermistors 470 Ohm 50% 32volts
Page 821

Data Sheet
6,750
In Stock
Cut Tape
1: $0.72
10: $0.441
100: $0.327
1,000: $0.294
Reel
4,000: $0.237
24,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
470 Ohms 50 % SMD/SMT PRF21 - 20 C to + 160 C
Murata Electronics PRG18BB330MS1RB
81-PRG18BB330MS1RB


To purchase full reel, order in multiples of 4000:
Murata Electronics PTC Thermistors 33Ohm 20%
Page 819

Data Sheet
15,006
In Stock
Cut Tape
1: $0.79
10: $0.484
100: $0.358
1,000: $0.323
Reel
4,000: $0.26
24,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
33 Ohms 20 % SMD/SMT PRG
Murata Electronics PRG21BC1R0MM1RA
81-PRG21BC1R0MM1RA


To purchase full ammo pack, order in multiples of 4000:
Murata Electronics PTC Thermistors 1.0 Ohm 20% 12volts
Page 820

Data Sheet
8,705
In Stock
1: $0.80
10: $0.485
100: $0.359
1,000: $0.323
Reel
4,000: $0.261
24,000: View



Min.: 1
Mult.: 1
Reel: 4,000
1 Ohms 20 % SMD/SMT PRG - 10 C to + 60 C
Murata Electronics PRG21BC6R8MM1RA
81-PRG21BC6R8MM1RA


To purchase full reel, order in multiples of 4000:
Murata Electronics PTC Thermistors 6.8 ohms 90deg C
Page 820

Data Sheet
6,278
In Stock
Cut Tape
1: $0.88
10: $0.534
100: $0.396
1,000: $0.356
Reel
4,000: $0.301
8,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
6.8 Ohms 20 % SMD/SMT PRG - 10 C to + 60 C
Murata Electronics PRG21BC4R7MM1RA
81-PRG21BC4R7MM1RA


To purchase full reel, order in multiples of 4000:
Murata Electronics PTC Thermistors 4.7 ohms 90deg C
Page 820

Data Sheet
22,009
In Stock
Cut Tape
1: $0.88
10: $0.534
100: $0.396
1,000: $0.356
Reel
4,000: $0.301
8,000: View

MouseReel Available


Min.: 1
Mult.: 1
Reel: 4,000
4.7 Ohms 20 % SMD/SMT PRG - 10 C to + 60 C
Compare up to 20 parts.
1331
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