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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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Please view our selection of circuit protection devices below.

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Types of Circuit Protection

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Results: 361,803

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Part #

NTC (Negative Temperature Coefficient) Thermistors Case EIA 0201 B= 1% ,10kO 1%

NTCG063JF103FTB
TDK
1: €0.43
27,750In Stock

Mfr. Part No.
NTCG063JF103FTB

Mouser Part No
810-NTCG063JF103FTB

TDK

NTC (Negative Temperature Coefficient) Thermistors Case EIA 0201 B= 1% ,10kO 1%

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Datasheet

27,750In Stock

Cut Tape

€0.43

€0.405

€0.383

€0.367

View

Reel

€0.289

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

NTC (Negative Temperature Coefficient) Thermistors 50K OHM 3%

NTCGP3UH503HCJBAA
TDK
1: €4.71
808In Stock

Mfr. Part No.
NTCGP3UH503HCJBAA

Mouser Part No
810-NTCGP3UH503HCJBA

TDK

NTC (Negative Temperature Coefficient) Thermistors 50K OHM 3%

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Datasheet

808In Stock

€4.71

€4.23

€4.06

€3.84

View

Min.: 1
Mult.: 1

Triacs 16A 35mA 600V IGT 3 QUAD INTERNL ISLTD

BTA16-600CW3G
Littelfuse
1: €3.95
1,633In Stock

Mfr. Part No.
BTA16-600CW3G

Mouser Part No
863-BTA16-600CW3G

Littelfuse

Triacs 16A 35mA 600V IGT 3 QUAD INTERNL ISLTD

Datasheet

1,633In Stock

€3.95

€2.07

Min.: 1
Mult.: 1

Inrush Current Limiters S 236/20 M51

B57236S0200M051
TDK
1: €0.937
4,104In Stock

Mfr. Part No.
B57236S0200M051

Mouser Part No
871-B57236S0200M051

TDK

Inrush Current Limiters S 236/20 M51

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Datasheet

4,104In Stock

Cut Tape

€0.937

€0.869

€0.716

€0.66

Reel

€0.478

View

Min.: 1
Mult.: 1

: 1,000

Inrush Current Limiters S 237/15 M

B57237S0150M000
TDK
1: €1.03
2,395In Stock

Mfr. Part No.
B57237S0150M000

Mouser Part No
871-B57237S0150M000

TDK

Inrush Current Limiters S 237/15 M

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Datasheet

2,395In Stock

€1.03

€0.955

€0.788

€0.727

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Min.: 1
Mult.: 1

Inrush Current Limiters 10 Ohms 7.5amsp 3300k

B57364S0100M054
TDK
1: €3.39
1,545In Stock

Mfr. Part No.
B57364S0100M054

Mouser Part No
871-B57364S100M54

TDK

Inrush Current Limiters 10 Ohms 7.5amsp 3300k

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Datasheet

1,545In Stock

€3.39

€2.81

€2.60

€2.16

View

Reel

€1.39

Min.: 1
Mult.: 1

: 750

NTC (Negative Temperature Coefficient) Thermistors 0603 100K 5% B-4480 NTC

B57371V2104J060
TDK
1: €0.206
28,479In Stock

Mfr. Part No.
B57371V2104J060

Mouser Part No
871-B57371V2104J060

TDK

NTC (Negative Temperature Coefficient) Thermistors 0603 100K 5% B-4480 NTC

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Datasheet

28,479In Stock

Cut Tape

€0.206

€0.195

€0.172

€0.163

Reel

€0.114

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

NTC (Negative Temperature Coefficient) Thermistors 3k 3988

B57863S0302F040
TDK
1: €2.31
3,921In Stock

Mfr. Part No.
B57863S0302F040

Mouser Part No
871-B57863S302F40

TDK

NTC (Negative Temperature Coefficient) Thermistors 3k 3988

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Datasheet

3,921In Stock

€2.31

€2.21

€2.09

€2.00

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 2.2k 3900 3%

B57891M0222J000
TDK
1: €0.662
3,977In Stock

Mfr. Part No.
B57891M0222J000

Mouser Part No
871-B57891M222J

TDK

NTC (Negative Temperature Coefficient) Thermistors 2.2k 3900 3%

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Datasheet

3,977In Stock

€0.662

€0.628

€0.588

€0.561

View

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 6.8k 3980 3%

B57891M0682J000
TDK
1: €0.662
7,878In Stock

Mfr. Part No.
B57891M0682J000

Mouser Part No
871-B57891M682J

TDK

NTC (Negative Temperature Coefficient) Thermistors 6.8k 3980 3%

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Datasheet

7,878In Stock

€0.662

€0.628

€0.588

€0.561

View

Min.: 1
Mult.: 1

Varistors 20VAC 10% 5mm StandarD

B72205S0200K101
TDK
1: €0.241
14,762In Stock

Mfr. Part No.
B72205S0200K101

Mouser Part No
871-B72205S200K101

TDK

Varistors 20VAC 10% 5mm StandarD

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Datasheet

14,762In Stock

€0.241

€0.149

€0.128

€0.119

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Min.: 1
Mult.: 1

Varistors 35VAC 10% 7mm StandarD

B72207S0350K111
TDK
1: €0.275
22,010In Stock

Mfr. Part No.
B72207S0350K111

Mouser Part No
871-B72207S0350K111

TDK

Varistors 35VAC 10% 7mm StandarD

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Datasheet

22,010In Stock

Cut Tape

€0.275

€0.168

€0.144

€0.133

Reel

€0.108

View

Min.: 1
Mult.: 1

: 1,500

Varistors 14VAC 10% 14mm AEC-Q200

B72214S1140K102
TDK
1: €0.912
2,972In Stock
3,000On Order

Mfr. Part No.
B72214S1140K102

Mouser Part No
871-B72214S1140K102

TDK

Varistors 14VAC 10% 14mm AEC-Q200

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Datasheet

2,972In Stock

3,000On Order

€0.912

€0.594

€0.525

€0.492

View

Min.: 1
Mult.: 1

Varistors 420VAC 10% 25mm SuperioR

B72225S4421K101
TDK
1: €3.52
1,068In Stock

Mfr. Part No.
B72225S4421K101

Mouser Part No
871-B72225S4421K101

TDK

Varistors 420VAC 10% 25mm SuperioR

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Datasheet

1,068In Stock

€3.52

€2.46

€2.22

€2.08

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Min.: 1
Mult.: 1

Varistors 20VAC 10% 3225mm

B72650M0200K072
TDK
1: €0.679
4,832In Stock

Mfr. Part No.
B72650M0200K072

Mouser Part No
871-B72650M0200K072

TDK

Varistors 20VAC 10% 3225mm

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Datasheet

4,832In Stock

€0.679

€0.436

€0.382

€0.363

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T80-C600X

B88069X8530B502
TDK
1: €2.52
1,394In Stock

Mfr. Part No.
B88069X8530B502

Mouser Part No
871-B88069X8530B502

TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors T80-C600X

Datasheet

1,394In Stock

€2.52

€2.32

€1.92

€1.63

View

Min.: 1
Mult.: 1

Circuit Breakers Cir Brkr Hyd Mag

AP17-1-72-302
AIRPAX
1: €1,080.11
2In Stock

Mfr. Part No.
AP17-1-72-302

Mouser Part No
874-AP17-1-72-302

AIRPAX

Circuit Breakers Cir Brkr Hyd Mag

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Datasheet

2In Stock

€1,080.11

€1,028.67

Min.: 1
Mult.: 1

Circuit Breakers Cir Brkr Hyd Mag

IULNK1-1-51-2.00-K
AIRPAX
1: €85.27
14In Stock

Mfr. Part No.
IULNK1-1-51-2.00-K

Mouser Part No
874-IULNK11512K

AIRPAX

Circuit Breakers Cir Brkr Hyd Mag

Datasheet

14In Stock

€85.27

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes RAILCLAMP 1LINE 8V AEC-Q100

RCLAMP1521PQTCT
Semtech
1: €1.19
12,581In Stock

Mfr. Part No.
RCLAMP1521PQTCT

Mouser Part No
947-RCLAMP1521PQTCT

Semtech

ESD Protection Diodes / TVS Diodes RAILCLAMP 1LINE 8V AEC-Q100

Learn More

Datasheet

12,581In Stock

Cut Tape

€1.19

€0.74

€0.513

€0.417

Reel

€0.322

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 1-Line 24V 0.45pF 0.16R Bi SLP0603P2X3F

RCLAMP2451ZATFT
Semtech
1: €0.74
10,614In Stock

Mfr. Part No.
RCLAMP2451ZATFT

Mouser Part No
947-RCLAMP2451ZATFT

Semtech

ESD Protection Diodes / TVS Diodes 1-Line 24V 0.45pF 0.16R Bi SLP0603P2X3F

Learn More

Datasheet

10,614In Stock

Cut Tape

€0.74

€0.46

€0.29

€0.229

View

Reel

€0.151

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

ESD Protection Diodes / TVS Diodes 1-Line 5V 13pF 7.5A(8/20us) SLP0603P2X3F

UCLAMP5031ZATFT
Semtech
1: €0.86
27,367In Stock

Mfr. Part No.
UCLAMP5031ZATFT

Mouser Part No
947-UCLAMP5031ZATFT

Semtech

ESD Protection Diodes / TVS Diodes 1-Line 5V 13pF 7.5A(8/20us) SLP0603P2X3F

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Datasheet

27,367In Stock

Cut Tape

€0.86

€0.536

€0.35

€0.27

View

Reel

€0.179

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

Circuit Breakers Miniaturised double pole thermal circuit breaker with push-to-reset tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934). Threadneck panel mounting. Suitable for line and neutral switching - the thermal actuator op

1140-G151-P7M1-15A
E-T-A
1: €27.41
71In Stock

Mfr. Part No.
1140-G151-P7M1-15A

Mouser Part No
457-1140G151P7M115A

E-T-A

Datasheet

71In Stock

€27.41

€24.11

€22.33

€19.81

View

Min.: 1
Mult.: 1

Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double

3130-F120-P7T1-W14QR6-12A
E-T-A
1: €41.34
190In Stock

Mfr. Part No.
3130-F120-P7T1-W14QR6-12A

Mouser Part No
457-120P7T1W14QR612A

E-T-A

Datasheet

190In Stock

€41.34

€36.78

€35.07

€34.42

Min.: 1
Mult.: 1

Circuit Breakers 1077, 1p, DN, 24VDC, N/O Aux, 3.6A

ESS31-TC-001-DC24V-3.6A
E-T-A
1: €103.92
41In Stock

Mfr. Part No.
ESS31-TC-001-DC24V-3.6A

Mouser Part No
457-31TC001DC24V3.6A

E-T-A

Circuit Breakers 1077, 1p, DN, 24VDC, N/O Aux, 3.6A

Datasheet

41In Stock

€103.92

€91.13

Min.: 1
Mult.: 1

Surface Mount Fuses 1.5A 350 VAC 72 VCD

0679H1500-05
Bel Fuse
1: €0.327
13,690In Stock

Mfr. Part No.
0679H1500-05

Mouser Part No
530-0679H1500-05

Bel Fuse

Surface Mount Fuses 1.5A 350 VAC 72 VCD

Learn More

Datasheet

13,690In Stock

Cut Tape

€0.327

€0.299

€0.249

€0.23

View

Reel

€0.13

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Circuit Protection

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