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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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Results: 361,799

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Part #

Triacs 8A 35mA 800V IGT 3 QUAD INTERNL ISLTD

BTA08-800CW3G
Littelfuse
1: €2.03
1,072In Stock

Mfr. Part No.
BTA08-800CW3G

Mouser Part No
863-BTA08-800CW3G

Littelfuse

Triacs 8A 35mA 800V IGT 3 QUAD INTERNL ISLTD

Datasheet

1,072In Stock

€2.03

€1.26

Min.: 1
Mult.: 1

Triacs Sensitive Gate

MAC12DG
Littelfuse
1: €2.66
2,684In Stock

Mfr. Part No.
MAC12DG

Mouser Part No
863-MAC12DG

Littelfuse

Triacs Sensitive Gate

Datasheet

2,684In Stock

Cut Tape

€2.66

€1.44

€1.04

€1.01

Reel

€1.01

Min.: 1
Mult.: 1

: 1,000

Triacs THY SPECIAL TRIAC

T2800DG
Littelfuse
1: €2.19
3,525In Stock

Mfr. Part No.
T2800DG

Mouser Part No
863-T2800DG

Littelfuse

Triacs THY SPECIAL TRIAC

Datasheet

3,525In Stock

Cut Tape

€2.19

€1.30

€0.972

€0.878

Reel

€0.878

Min.: 1
Mult.: 1

: 1,000

Inrush Current Limiters 5 OHMS 2.5A 330UF RMIN@IMAX 0.487OHMS

B57211P0509M301
TDK
1: €0.843
3,730In Stock

Mfr. Part No.
B57211P0509M301

Mouser Part No
871-B57211P0509M301

TDK

Inrush Current Limiters 5 OHMS 2.5A 330UF RMIN@IMAX 0.487OHMS

Learn More

Datasheet

3,730In Stock

€0.843

€0.773

€0.642

€0.593

View

Min.: 1
Mult.: 1

Inrush Current Limiters 2.2 Ohms 7amps 2800k

B57237S0229M054
TDK
1: €1.32
2,681In Stock

Mfr. Part No.
B57237S0229M054

Mouser Part No
871-B57237S229M54

TDK

Inrush Current Limiters 2.2 Ohms 7amps 2800k

Learn More

Datasheet

2,681In Stock

€1.32

€1.21

€1.01

€0.929

Reel

€0.668

View

Min.: 1
Mult.: 1

: 750

NTC (Negative Temperature Coefficient) Thermistors NTC Thermistor 0402 47K F60 B-4108 NICA

B57250V2473F560
TDK
1: €0.103
34,956In Stock

Mfr. Part No.
B57250V2473F560

Mouser Part No
871-B57250V2473F560

TDK

NTC (Negative Temperature Coefficient) Thermistors NTC Thermistor 0402 47K F60 B-4108 NICA

Learn More

Datasheet

34,956In Stock

Cut Tape

€0.103

€0.088

€0.083

€0.07

View

Reel

€0.04

Min.: 1
Mult.: 1

: 10,000

Inrush Current Limiters S 364/10 M51

B57364S0100M051
TDK
1: €2.68
1,921In Stock

Mfr. Part No.
B57364S0100M051

Mouser Part No
871-B57364S0100M051

TDK

Inrush Current Limiters S 364/10 M51

Learn More

Datasheet

1,921In Stock

Cut Tape

€2.68

€2.23

€2.06

€1.70

View

Reel

€1.26

Min.: 1
Mult.: 1

: 1,000

Inrush Current Limiters S 364/1 M51

B57364S0109M051
TDK
1: €2.00
2,247In Stock
2,000On Order

Mfr. Part No.
B57364S0109M051

Mouser Part No
871-B57364S0109M051

TDK

Inrush Current Limiters S 364/1 M51

Learn More

Datasheet

2,247In Stock

2,000On Order

Cut Tape

€2.00

€1.78

€1.70

€1.61

View

Reel

€1.23

Min.: 1
Mult.: 1

: 1,000

NTC (Negative Temperature Coefficient) Thermistors 5k 3988

B57863S0502F040
TDK
1: €2.31
4,953In Stock

Mfr. Part No.
B57863S0502F040

Mouser Part No
871-B57863S502F40

TDK

NTC (Negative Temperature Coefficient) Thermistors 5k 3988

Learn More

Datasheet

4,953In Stock

€2.31

€2.21

€2.09

€2.00

View

Min.: 1
Mult.: 1

PTC (Positive Temperature Coefficient) Thermistors 160C 12Vdc 3ohms Disc PTC Heating

B59060A0160A010
TDK
1: €1.99
1,720In Stock

Mfr. Part No.
B59060A0160A010

Mouser Part No
871-B59060A0160A010

TDK

PTC (Positive Temperature Coefficient) Thermistors 160C 12Vdc 3ohms Disc PTC Heating

Learn More

Datasheet

1,720In Stock

€1.99

€1.63

€1.32

€1.23

View

Min.: 1
Mult.: 1

Varistors 460VAC 10% 10mm AdvanceD

B72210S2461K101
TDK
1: €0.439
12,294In Stock

Mfr. Part No.
B72210S2461K101

Mouser Part No
871-B72210S2461K101

TDK

Varistors 460VAC 10% 10mm AdvanceD

Learn More

Datasheet

12,294In Stock

€0.439

€0.276

€0.241

€0.224

View

Min.: 1
Mult.: 1

Varistors 35VAC 10% 10mm StandarD

B72210S0350K101
TDK
1: €0.318
17,557In Stock

Mfr. Part No.
B72210S0350K101

Mouser Part No
871-B72210S350K101

TDK

Varistors 35VAC 10% 10mm StandarD

Learn More

Datasheet

17,557In Stock

€0.318

€0.196

€0.169

€0.157

View

Min.: 1
Mult.: 1

Varistors 40VAC 10% 14mm StandarD

B72214S0400K101
TDK
1: €0.404
13,187In Stock

Mfr. Part No.
B72214S0400K101

Mouser Part No
871-B72214S400K101

TDK

Varistors 40VAC 10% 14mm StandarD

Learn More

Datasheet

13,187In Stock

€0.404

€0.252

€0.219

€0.203

View

Min.: 1
Mult.: 1

Industrial Surge Protectors 550V 25kA 10% 4pin 30mm

B72230M0551M401
TDK
1: €11.00
349In Stock

Mfr. Part No.
B72230M0551M401

Mouser Part No
871-B72230M0551M401

TDK

Industrial Surge Protectors 550V 25kA 10% 4pin 30mm

Learn More

Datasheet

349In Stock

€11.00

€8.47

€7.74

€7.59

View

Min.: 1
Mult.: 1

Varistors 30VAC 10% 3225mm

B72650M0300K072
TDK
1: €0.679
9,870In Stock

Mfr. Part No.
B72650M0300K072

Mouser Part No
871-B72650M0300K072

TDK

Varistors 30VAC 10% 3225mm

Learn More

Datasheet

9,870In Stock

Cut Tape

€0.679

€0.436

€0.382

€0.357

Reel

€0.311

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors M50-C90X

B88069X1590C253
TDK
1: €1.84
2,130In Stock

Mfr. Part No.
B88069X1590C253

Mouser Part No
871-B88069X1590C253

TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors M50-C90X

Datasheet

2,130In Stock

€1.84

€1.64

€1.34

€1.19

View

Min.: 1
Mult.: 1

Circuit Breakers Cir Brkr Hyd Mag

219-3-8303-11
AIRPAX
1: €300.03
7In Stock

Mfr. Part No.
219-3-8303-11

Mouser Part No
874-2193830311

AIRPAX

Circuit Breakers Cir Brkr Hyd Mag

Learn More

Datasheet

7In Stock

€300.03

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 4-Line 5V 20pF SLP2116P8 SIM CARD PROT

ECLAMP2455P.TCT
Semtech
1: €0.946
5,549In Stock

Mfr. Part No.
ECLAMP2455P.TCT

Mouser Part No
947-ECLAMP2455P.TCT

Semtech

ESD Protection Diodes / TVS Diodes 4-Line 5V 20pF SLP2116P8 SIM CARD PROT

Learn More

Datasheet

5,549In Stock

Cut Tape

€0.946

€0.773

€0.599

€0.471

Reel

€0.359

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes General Protection PP U-DFN1006-2 T&R 10K

DESD1ETH1GXLPSQ-7B
Diodes Incorporated
1: €0.086
12,017In Stock
9,950On Order
New Product

Mfr. Part No.
DESD1ETH1GXLPSQ-7B

Mouser Part No
621-ESD1ETH1GXLPSQ7B

New Product

Diodes Incorporated

ESD Protection Diodes / TVS Diodes General Protection PP U-DFN1006-2 T&R 10K

Datasheet

12,017In Stock

9,950On Order

Cut Tape

€0.086

€0.051

€0.039

€0.037

View

Reel

€0.032

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

SCRs Power Thyristor Discretes-SCR TO-247AD

CMA160E1600HF
Littelfuse
1: €12.91
2,840In Stock
New Product

Mfr. Part No.
CMA160E1600HF

Mouser Part No
576-CMA160E1600HF

New Product

Littelfuse

SCRs Power Thyristor Discretes-SCR TO-247AD

Learn More

Datasheet

2,840In Stock

€12.91

€9.64

€8.33

€7.89

€7.36

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes AQ - CA 24V

AQ24COM-01ETG
Littelfuse
1: €0.43
7,930In Stock
New Product

Mfr. Part No.
AQ24COM-01ETG

Mouser Part No
576-AQ24COM-01ETG

New Product

Littelfuse

ESD Protection Diodes / TVS Diodes AQ - CA 24V

Datasheet

7,930In Stock

Cut Tape

€0.43

€0.292

€0.166

€0.131

View

Reel

€0.072

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Circuit Breakers HB2206UC HYD.MCB UL489 2P,Curve2,6.0A

2822220000
Weidmuller
1: €62.19
15In Stock

Mfr. Part No.
2822220000

Mouser Part No
470-2822220000

Weidmuller

Circuit Breakers HB2206UC HYD.MCB UL489 2P,Curve2,6.0A

Learn More

Datasheet

15In Stock

€62.19

€54.06

€45.97

Min.: 1
Mult.: 1

Surface Mount Fuses 2410 SMD AEC-Q200 Compliant Fuse Slow Blow 4A Silver Plating Tape and Reel (5000 pcs.)

0680H4000-05
Bel Fuse
1: €0.533
4,313In Stock

Mfr. Part No.
0680H4000-05

Mouser Part No
530-0680H4000-05

Bel Fuse

Surface Mount Fuses 2410 SMD AEC-Q200 Compliant Fuse Slow Blow 4A Silver Plating Tape and Reel (5000 pcs.)

Learn More

Datasheet

4,313In Stock

Cut Tape

€0.533

€0.489

€0.407

€0.375

View

Reel

€0.237

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 2410 SMD AEC-Q200 Compliant Fuse Slow Blow 5A Silver Plating Tape and Reel (5000 pcs.)

0680H5000-05
Bel Fuse
1: €0.533
4,283In Stock

Mfr. Part No.
0680H5000-05

Mouser Part No
530-0680H5000-05

Bel Fuse

Surface Mount Fuses 2410 SMD AEC-Q200 Compliant Fuse Slow Blow 5A Silver Plating Tape and Reel (5000 pcs.)

Learn More

Datasheet

4,283In Stock

Cut Tape

€0.533

€0.489

€0.407

€0.375

View

Reel

€0.236

Min.: 1
Mult.: 1

: 5,000

Triacs 35 Amp Standard High Temperature Alternistor TRIAC-TO220 Iso

QJ8035LH4TP
Littelfuse
1: €6.19
935In Stock

Mfr. Part No.
QJ8035LH4TP

Mouser Part No
576-QJ8035LH4TP

Littelfuse

Triacs 35 Amp Standard High Temperature Alternistor TRIAC-TO220 Iso

Learn More

Datasheet

935In Stock

€6.19

€4.44

€3.24

€3.20

Min.: 1
Mult.: 1

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