.hide-partial { max-height: none; } .show-more { display: none; }

Circuit Protection

Circuit Protection devices and components are available at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many circuit protection manufacturers including Bourns, Eaton, TDK, Littelfuse, Semtech, Vishay, & more.
More...

Please view our selection of circuit protection devices below.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 360.591

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

Filter by

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

SCR Modules Bipolar Module - Thyristor ComPack

MCMA700PD1600CB
IXYS
1: 277,14 €
65In Stock
3Expected 10/6/2026

Mfr. Part No.
MCMA700PD1600CB

Mouser Part No
747-MCMA700PD1600CB

IXYS

SCR Modules Bipolar Module - Thyristor ComPack

Learn More

Datasheet

65In Stock

3Expected 10/6/2026

277,14 €

225,15 €

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors RADIAL LEAD DISC POT ALUMTAB HSG NTC TER

A-850
Amphenol Advanced Sensors
1: 44,51 €
381In Stock
253On Order

Mfr. Part No.
A-850

Mouser Part No
527-A-850

Amphenol Advanced Sensors

NTC (Negative Temperature Coefficient) Thermistors RADIAL LEAD DISC POT ALUMTAB HSG NTC TER

Learn More

381In Stock

253On Order

44,51 €

40,70 €

37,49 €

35,15 €

View

Min.: 1
Mult.: 1

Fuse Holder Inline Fuseholder Unassembled 150330

01500330HXU
Littelfuse
1: 3,37 €
4.900In Stock

Mfr. Part No.
01500330HXU

Mouser Part No
576-01500330HXU

Littelfuse

Fuse Holder Inline Fuseholder Unassembled 150330

Datasheet

4.900In Stock

3,37 €

3,07 €

2,97 €

2,33 €

View

Min.: 1
Mult.: 1

Varistors 60VAC 85VDC 1100pF AEC-Q200

V85MLA1812NRAUTO
Littelfuse
1: 2,62 €
1.871In Stock

Mfr. Part No.
V85MLA1812NRAUTO

Mouser Part No
576-V85MLA1812NRAUTO

Littelfuse

Varistors 60VAC 85VDC 1100pF AEC-Q200

Learn More

Datasheet

1.871In Stock

Cut Tape

2,62 €

1,89 €

1,78 €

1,52 €

Reel

1,05 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SMF DO219AB

SMF24A-HE3_A08
Vishay Semiconductors
1: 0,447 €
23.680In Stock

Mfr. Part No.
SMF24A-HE3_A08

Mouser Part No
78-SMF24A-HE3A08

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes ESD PROTECTION DIODE SMF DO219AB

Datasheet

23.680In Stock

Cut Tape

0,447 €

0,282 €

0,18 €

0,144 €

Reel

0,102 €

View

Min.: 1
Mult.: 1

: 3.000

Industrial & Electrical Fuses 600V 50A RoHS

0JTD050.TXR
Littelfuse
1: 59,61 €
58In Stock

Mfr. Part No.
0JTD050.TXR

Mouser Part No
576-0JTD050.TXR

Littelfuse

Industrial & Electrical Fuses 600V 50A RoHS

Learn More

Datasheet

58In Stock

59,61 €

51,56 €

45,61 €

41,14 €

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 5.0SMDJ - CA 250V

5.0SMDJ250CA
Littelfuse
1: 2,62 €
1.540In Stock

Mfr. Part No.
5.0SMDJ250CA

Mouser Part No
576-5.0SMDJ250CA

Littelfuse

ESD Protection Diodes / TVS Diodes 5.0SMDJ - CA 250V

Datasheet

1.540In Stock

Cut Tape

2,62 €

1,70 €

1,25 €

1,06 €

0,894 €

Reel

0,851 €

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes Zen TVS 5000W 28V Bi DO-214AB TR13

SZ5KASMC28CAT3G
Littelfuse
1: 3,14 €
3.918In Stock

Mfr. Part No.
SZ5KASMC28CAT3G

Mouser Part No
576-SZ5KASMC28CAT3G

Littelfuse

ESD Protection Diodes / TVS Diodes Zen TVS 5000W 28V Bi DO-214AB TR13

Learn More

Datasheet

3.918In Stock

Cut Tape

3,14 €

2,05 €

1,61 €

1,36 €

Reel

1,28 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

Thermal Cut-offs 16V 500A MAX

HCRTP-MINI-B
Littelfuse
1: 1,30 €
3.980In Stock
4.000Expected 10/27/2026
New Product

Mfr. Part No.
HCRTP-MINI-B

Mouser Part No
650-HCRTP-MINI-B

New Product

Littelfuse

Thermal Cut-offs 16V 500A MAX

Datasheet

3.980In Stock

4.000Expected 10/27/2026

1,30 €

1,03 €

0,851 €

0,76 €

View

Min.: 1
Mult.: 1

Industrial Surge Protectors DATA and SIGNAL SPD,2L,110V,Circuit 6

2510-2L6-48
Bourns
1: 78,43 €
108In Stock

Mfr. Part No.
2510-2L6-48

Mouser Part No
652-2510-2L6-48

Bourns

Industrial Surge Protectors DATA and SIGNAL SPD,2L,110V,Circuit 6

Learn More

Datasheet

108In Stock

78,43 €

65,33 €

61,90 €

48,66 €

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 8.0SMDJ - CA 110V

8.0SMDJ110CA
Littelfuse
1: 4,64 €
9.053In Stock

Mfr. Part No.
8.0SMDJ110CA

Mouser Part No
576-8.0SMDJ110CA

Littelfuse

ESD Protection Diodes / TVS Diodes 8.0SMDJ - CA 110V

Learn More

Datasheet

9.053In Stock

Cut Tape

4,64 €

3,08 €

2,49 €

2,21 €

2,13 €

Reel

2,13 €

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes 5.0SMDJ - CA 440V

5.0SMDJ440CA
Littelfuse
1: 2,86 €
2.072In Stock
3.000Expected 12/17/2026

Mfr. Part No.
5.0SMDJ440CA

Mouser Part No
576-5.0SMDJ440CA

Littelfuse

ESD Protection Diodes / TVS Diodes 5.0SMDJ - CA 440V

Datasheet

2.072In Stock

3.000Expected 12/17/2026

Cut Tape

2,86 €

1,67 €

1,28 €

1,06 €

1,04 €

Reel

0,912 €

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

PTC (Positive Temperature Coefficient) Thermistors 35ohms 10A 410V 30%

PTC305C20
Vishay / Cera-Mite
1: 13,76 €
548In Stock

Mfr. Part No.
PTC305C20

Mouser Part No
75-PTC305C20

Vishay / Cera-Mite

PTC (Positive Temperature Coefficient) Thermistors 35ohms 10A 410V 30%

Datasheet

548In Stock

13,76 €

12,16 €

10,90 €

10,32 €

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS 5KW AECQ-101 TR13 RoHS

TP5.0SMDJ160A
Littelfuse
1: 4,64 €
5.430In Stock

Mfr. Part No.
TP5.0SMDJ160A

Mouser Part No
576-TP5.0SMDJ160A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 5KW AECQ-101 TR13 RoHS

Learn More

Datasheet

5.430In Stock

Cut Tape

4,64 €

2,56 €

2,33 €

2,07 €

1,90 €

Reel

1,76 €

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

NTC (Negative Temperature Coefficient) Thermistors 5 dia Power NTC 5ohm Y kink bulk

BN-LG05Y5R0MYB
Bourns
1: 0,215 €
13.568In Stock

Mfr. Part No.
BN-LG05Y5R0MYB

Mouser Part No
652-BN-LG05Y5R0MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 5 dia Power NTC 5ohm Y kink bulk

Learn More

Datasheet

13.568In Stock

0,215 €

0,195 €

0,171 €

0,149 €

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 1.5KW,540V 5%,UNIDIR,SMC TVS

1.5SMC540AHM3_B/H
Vishay Semiconductors
1: 1,72 €
2.844In Stock

Mfr. Part No.
1.5SMC540AHM3_B/H

Mouser Part No
78-1.5SMC540AHM3_B/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1.5KW,540V 5%,UNIDIR,SMC TVS

Learn More

Datasheet

2.844In Stock

Cut Tape

1,72 €

0,903 €

0,755 €

0,597 €

Reel

0,536 €

View

Min.: 1
Mult.: 1

: 850

ESD Protection Diodes / TVS Diodes 600W,12V 5%, DFN3820A TVS

6DFN12A-M3/I
Vishay Semiconductors
1: 0,619 €
27.654In Stock

Mfr. Part No.
6DFN12A-M3/I

Mouser Part No
78-6DFN12A-M3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,12V 5%, DFN3820A TVS

Learn More

Datasheet

27.654In Stock

Cut Tape

0,619 €

0,38 €

0,244 €

0,186 €

View

Reel

0,131 €

Min.: 1
Mult.: 1

: 14.000

ESD Protection Diodes / TVS Diodes 600W,47V 5%, DFN3820A TVS

6DFN47A-M3/I
Vishay Semiconductors
1: 0,636 €
12.125In Stock

Mfr. Part No.
6DFN47A-M3/I

Mouser Part No
78-6DFN47A-M3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,47V 5%, DFN3820A TVS

Learn More

Datasheet

12.125In Stock

Cut Tape

0,636 €

0,392 €

0,252 €

0,192 €

Reel

0,129 €

View

Min.: 1
Mult.: 1

: 14.000

ESD Protection Diodes / TVS Diodes T4F - A 15V

T4F15AHM3/H
Vishay Semiconductors
1: 0,224 €
34.302In Stock

Mfr. Part No.
T4F15AHM3/H

Mouser Part No
78-T4F15AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 15V

Learn More

Datasheet

34.302In Stock

Cut Tape

0,224 €

0,116 €

0,103 €

0,085 €

Reel

0,075 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes T4F - A 18V

T4F18AHM3/H
Vishay Semiconductors
1: 0,232 €
30.205In Stock

Mfr. Part No.
T4F18AHM3/H

Mouser Part No
78-T4F18AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 18V

Learn More

Datasheet

30.205In Stock

Cut Tape

0,232 €

0,114 €

0,103 €

0,085 €

Reel

0,075 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes T4F - A 24V

T4F24AHM3/I
Vishay Semiconductors
1: 0,396 €
39.847In Stock

Mfr. Part No.
T4F24AHM3/I

Mouser Part No
78-T4F24AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 24V

Learn More

Datasheet

39.847In Stock

Cut Tape

0,396 €

0,187 €

0,152 €

0,118 €

Reel

0,069 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

ESD Protection Diodes / TVS Diodes T4F - A 36V

T4F36AHM3/I
Vishay Semiconductors
1: 0,396 €
34.997In Stock

Mfr. Part No.
T4F36AHM3/I

Mouser Part No
78-T4F36AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 36V

Learn More

Datasheet

34.997In Stock

Cut Tape

0,396 €

0,186 €

0,152 €

0,118 €

Reel

0,073 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

ESD Protection Diodes / TVS Diodes T4F - A 47V

T4F47AHM3/H
Vishay Semiconductors
1: 0,396 €
35.680In Stock

Mfr. Part No.
T4F47AHM3/H

Mouser Part No
78-T4F47AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 47V

Learn More

Datasheet

35.680In Stock

Cut Tape

0,396 €

0,187 €

0,152 €

0,118 €

Reel

0,085 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes T4F - A 47V

T4F47AHM3/I
Vishay Semiconductors
1: 0,396 €
39.398In Stock

Mfr. Part No.
T4F47AHM3/I

Mouser Part No
78-T4F47AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 47V

Learn More

Datasheet

39.398In Stock

Cut Tape

0,396 €

0,186 €

0,152 €

0,118 €

Reel

0,069 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

ESD Protection Diodes / TVS Diodes 1-Line 9V 39.0A TVS DO-214AA(SMB)

SMBJ9.0CA
Semtech
1: 1,01 €
6.355In Stock

Mfr. Part No.
SMBJ9.0CA

Mouser Part No
947-SMBJ9.0CA

Semtech

ESD Protection Diodes / TVS Diodes 1-Line 9V 39.0A TVS DO-214AA(SMB)

Learn More

Datasheet

6.355In Stock

Cut Tape

1,01 €

0,555 €

0,414 €

0,32 €

Reel

0,239 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support