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Circuit Protection

Circuit Protection devices and components are available at Mouser Electronics from industry leading manufacturers. Mouser is an authorized distributor for many circuit protection manufacturers including Analog Devices, Bourns, Eaton, Phoenix Contact, TDK EPCOS, Littelfuse, Vishay, & more.
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Part #

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

PRF18BE471QB5RB
Murata Electronics
1: Rp3.119
21.250In Stock

Mfr. Part No.
PRF18BE471QB5RB

Mouser Part No
81-PRF18BE471QB5RB

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors 470 OHM 50% SMD 0603

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Datasheet

21.250In Stock

Cut Tape

Rp3.119

Rp2.825

Rp2.477

Rp2.348

Reel

Rp1.541

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

PTC (Positive Temperature Coefficient) Thermistors

PRG21BC1R0MM1RK
Murata Electronics
1: Rp9.540
25.091In Stock

Mfr. Part No.
PRG21BC1R0MM1RK

Mouser Part No
81-PRG21BC1R0MM1RK

Murata Electronics

PTC (Positive Temperature Coefficient) Thermistors

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Datasheet

25.091In Stock

Cut Tape

Rp9.540

Rp8.953

Rp8.347

Rp7.944

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Reel

Rp4.550

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

NTC (Negative Temperature Coefficient) Thermistors Case EIA 0201 B= 1% ,47kO 1%

NTCG064BF473FTBX
TDK
1: Rp1.835
66.490In Stock

Mfr. Part No.
NTCG064BF473FTBX

Mouser Part No
810-NTCG064BF473FTBX

TDK

NTC (Negative Temperature Coefficient) Thermistors Case EIA 0201 B= 1% ,47kO 1%

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Datasheet

66.490In Stock

Cut Tape

Rp1.835

Rp1.358

Rp1.174

Rp1.082

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Reel

Rp624

MouseReel Available

Min.: 1
Mult.: 1

: 15.000

NTC (Negative Temperature Coefficient) Thermistors 0402 100Kohm 0.5% AEC-Q200 125C

NTCG104ED104DTDSX
TDK
1: Rp5.137
14.397In Stock

Mfr. Part No.
NTCG104ED104DTDSX

Mouser Part No
810-NTCG104ED104DTDX

TDK

NTC (Negative Temperature Coefficient) Thermistors 0402 100Kohm 0.5% AEC-Q200 125C

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Datasheet

14.397In Stock

Cut Tape

Rp5.137

Rp4.642

Rp4.091

Rp3.761

Reel

Rp2.623

View

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

SCR Modules 1200 Volt 230 Amp

VS-VSKE236/12PBF
Vishay Semiconductors
1: Rp1.119.473
44In Stock

Mfr. Part No.
VS-VSKE236/12PBF

Mouser Part No
844-VSKE236/12PBF

Vishay Semiconductors

SCR Modules 1200 Volt 230 Amp

Datasheet

44In Stock

Rp1.119.473

Rp889.414

Min.: 1
Mult.: 1

Triacs 16A 50mA 800V IGT 3 QUAD

BTB16-800BW3G
Littelfuse
1: Rp44.397
3.295In Stock

Mfr. Part No.
BTB16-800BW3G

Mouser Part No
863-BTB16-800BW3G

Littelfuse

Triacs 16A 50mA 800V IGT 3 QUAD

Datasheet

3.295In Stock

Rp44.397

Rp22.015

Rp19.814

Rp16.768

Min.: 1
Mult.: 1

Triacs Triacs

MAC8NG
Littelfuse
1: Rp42.196
1.833In Stock

Mfr. Part No.
MAC8NG

Mouser Part No
863-MAC8NG

Littelfuse

Triacs Triacs

Datasheet

1.833In Stock

Cut Tape

Rp42.196

Rp24.584

Rp18.034

Rp15.667

Reel

Rp15.667

Min.: 1
Mult.: 1

: 1.000

Triacs Triacs

MAC8SNG
Littelfuse
1: Rp38.160
3.754In Stock

Mfr. Part No.
MAC8SNG

Mouser Part No
863-MAC8SNG

Littelfuse

Triacs Triacs

Datasheet

3.754In Stock

Cut Tape

Rp38.160

Rp22.749

Rp17.209

Rp15.099

Reel

Rp13.613

Min.: 1
Mult.: 1

: 1.000

NTC (Negative Temperature Coefficient) Thermistors 22 Ohms 2900 3%

B57164K0220K000
TDK
1: Rp10.824
8.772In Stock

Mfr. Part No.
B57164K0220K000

Mouser Part No
871-B57164K220K

TDK

NTC (Negative Temperature Coefficient) Thermistors 22 Ohms 2900 3%

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Datasheet

8.772In Stock

Rp10.824

Rp10.182

Rp9.522

Rp9.063

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Min.: 1
Mult.: 1

Inrush Current Limiters S 236/80 M

B57236S0800M000
TDK
1: Rp18.346
7.554In Stock

Mfr. Part No.
B57236S0800M000

Mouser Part No
871-B57236S0800M000

TDK

Inrush Current Limiters S 236/80 M

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Datasheet

7.554In Stock

Rp18.346

Rp16.328

Rp14.200

Rp12.952

View

Min.: 1
Mult.: 1

Inrush Current Limiters S 237/7 M51

B57237S0709M051
TDK
1: Rp23.116
2.291In Stock

Mfr. Part No.
B57237S0709M051

Mouser Part No
871-B57237S0709M051

TDK

Inrush Current Limiters S 237/7 M51

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Datasheet

2.291In Stock

Cut Tape

Rp23.116

Rp20.914

Rp18.144

Rp16.750

Reel

Rp11.228

View

Min.: 1
Mult.: 1

: 2.000

Inrush Current Limiters 10 Ohms 3.7amps 3060k

B57237S0100M054
TDK
1: Rp28.069
16.441In Stock

Mfr. Part No.
B57237S0100M054

Mouser Part No
871-B57237S100M54

TDK

Inrush Current Limiters 10 Ohms 3.7amps 3060k

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Datasheet

16.441In Stock

Rp28.069

Rp24.767

Rp21.465

Rp19.814

Reel

Rp12.677

View

Min.: 1
Mult.: 1

: 1.500

Inrush Current Limiters S 238/2.5/M

B57238S0259M000
TDK
1: Rp17.245
2.388In Stock

Mfr. Part No.
B57238S0259M000

Mouser Part No
871-B57238S0259M000

TDK

Inrush Current Limiters S 238/2.5/M

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Datasheet

2.388In Stock

Rp17.245

Rp15.099

Rp13.301

Rp12.292

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10k 4000 3%

B57321V2103J60
TDK
1: Rp4.770
88.365In Stock

Mfr. Part No.
B57321V2103J60

Mouser Part No
871-B57321V2103J60

TDK

NTC (Negative Temperature Coefficient) Thermistors 10k 4000 3%

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Datasheet

88.365In Stock

Cut Tape

Rp4.770

Rp3.743

Rp3.284

Rp2.587

View

Reel

Rp1.780

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

NTC (Negative Temperature Coefficient) Thermistors 100.8kohm 4092 1.5% 50mW Probe K550

B57550K0104A001
TDK
1: Rp92.831
2.816In Stock

Mfr. Part No.
B57550K0104A001

Mouser Part No
871-B57550K0104A001

TDK

NTC (Negative Temperature Coefficient) Thermistors 100.8kohm 4092 1.5% 50mW Probe K550

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Datasheet

2.816In Stock

Rp92.831

Rp83.474

Rp79.989

Rp75.769

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 1K J62 B-3450 NTC Thermistor 0805

B57620C5102J062
TDK
1: Rp7.155
765In Stock

Mfr. Part No.
B57620C5102J062

Mouser Part No
871-B57620C5102J062

TDK

NTC (Negative Temperature Coefficient) Thermistors 1K J62 B-3450 NTC Thermistor 0805

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Datasheet

765In Stock

Cut Tape

Rp7.155

Rp6.678

Rp5.907

Rp5.614

Reel

Rp4.770

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

NTC (Negative Temperature Coefficient) Thermistors 2.2k 3900 1%

B57891S0222F008
TDK
1: Rp30.454
1.772In Stock

Mfr. Part No.
B57891S0222F008

Mouser Part No
871-B57891S222F8

TDK

NTC (Negative Temperature Coefficient) Thermistors 2.2k 3900 1%

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Datasheet

1.772In Stock

Rp30.454

Rp28.803

Rp26.602

Rp25.317

View

Min.: 1
Mult.: 1

Varistors 25VAC 10% 7mm StandarD

B72207S0250K211
TDK
1: Rp6.238
21.971In Stock

Mfr. Part No.
B72207S0250K211

Mouser Part No
871-B72207S0250K211

TDK

Varistors 25VAC 10% 7mm StandarD

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Datasheet

21.971In Stock

Cut Tape

Rp6.238

Rp3.798

Rp3.266

Rp3.009

View

Reel

Rp2.073

Min.: 1
Mult.: 1

: 7.500

Varistors 30VAC 10% 7mm StandarD

B72207S0300K101
TDK
1: Rp5.137
37.714In Stock

Mfr. Part No.
B72207S0300K101

Mouser Part No
871-B72207S300K101

TDK

Varistors 30VAC 10% 7mm StandarD

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Datasheet

37.714In Stock

Rp5.137

Rp3.082

Rp2.550

Rp2.422

View

Min.: 1
Mult.: 1

Varistors 11VAC 10% 10mm StandarD

B72210S0110K101
TDK
1: Rp6.788
13.339In Stock

Mfr. Part No.
B72210S0110K101

Mouser Part No
871-B72210S110K101

TDK

Varistors 11VAC 10% 10mm StandarD

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Datasheet

13.339In Stock

Rp6.788

Rp4.183

Rp3.614

Rp3.339

View

Min.: 1
Mult.: 1

Varistors 550VAC 10% 14mm MP AdvanceD

B72214P2551K101
TDK
1: Rp20.731
3.196In Stock

Mfr. Part No.
B72214P2551K101

Mouser Part No
871-B72214P2551K101

TDK

Varistors 550VAC 10% 14mm MP AdvanceD

Datasheet

3.196In Stock

Rp20.731

Rp10.953

Rp9.393

Rp9.375

Min.: 1
Mult.: 1

Varistors 350VAC 10% 14mm StandarD

B72214S0351K103
TDK
1: Rp8.439
8.681In Stock

Mfr. Part No.
B72214S0351K103

Mouser Part No
871-B72214S0351K103

TDK

Varistors 350VAC 10% 14mm StandarD

Datasheet

8.681In Stock

Rp8.439

Rp5.320

Rp4.623

Rp4.293

View

Min.: 1
Mult.: 1

Varistors 230VAC 10% 14mm StandarD

B72214S0231K101
TDK
1: Rp7.338
9.584In Stock

Mfr. Part No.
B72214S0231K101

Mouser Part No
871-B72214S231K101

TDK

Varistors 230VAC 10% 14mm StandarD

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Datasheet

9.584In Stock

Rp7.338

Rp4.605

Rp3.999

Rp3.706

View

Min.: 1
Mult.: 1

Varistors 20VAC 10% 20mm StandarD

B72220S0200K131
TDK
1: Rp20.181
4.078In Stock

Mfr. Part No.
B72220S0200K131

Mouser Part No
871-B72220S0200K131

TDK

Varistors 20VAC 10% 20mm StandarD

Learn More

Datasheet

4.078In Stock

Cut Tape

Rp20.181

Rp13.154

Rp11.613

Rp10.861

Reel

Rp8.549

View

Min.: 1
Mult.: 1

: 1.500

Varistors 26 VDC .7J 54V-CL 200A PK

B72520T200K62
TDK
1: Rp21.648
10.192In Stock

Mfr. Part No.
B72520T200K62

Mouser Part No
871-B72520T200K62

TDK

Varistors 26 VDC .7J 54V-CL 200A PK

Datasheet

10.192In Stock

Cut Tape

Rp21.648

Rp13.209

Rp8.421

Rp7.448

View

Reel

Rp3.926

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Circuit Protection

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