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

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.
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: 359,338

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 #

ESD Protection Diodes / TVS Diodes 24V 30kV SOT23-3L Diode Array AEC-Q101

AQ24COME-02HTG
Littelfuse
1: ¥141.2
10,785In Stock

Mfr. Part #
AQ24COME-02HTG

Mouser Part #
576-AQ24COME-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 24V 30kV SOT23-3L Diode Array AEC-Q101

Learn More

Datasheet

10,785In Stock

Cut Tape

¥141.2

¥69.4

¥56.8

¥43.5

Reel

¥30.2

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

TP5.0SMDJ130CA
Littelfuse
1: ¥896.9
2,929In Stock

Mfr. Part #
TP5.0SMDJ130CA

Mouser Part #
576-TP5.0SMDJ130CA

Littelfuse

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

Learn More

Datasheet

2,929In Stock

Cut Tape

¥896.9

¥546.5

¥450.1

¥400.3

¥367.1

Reel

¥325.6

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

T6N16AHM3/I
Vishay Semiconductors
1: ¥111.3
27,482In Stock

Mfr. Part #
T6N16AHM3/I

Mouser Part #
625-T6N16AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

Learn More

Datasheet

27,482In Stock

Cut Tape

¥111.3

¥70.1

¥49.8

¥39.7

Reel

¥26.7

View

Min.: 1
Mult.: 1

: 14,000

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

T6N33AHM3/I
Vishay Semiconductors
1: ¥106.3
27,735In Stock

Mfr. Part #
T6N33AHM3/I

Mouser Part #
625-T6N33AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

Learn More

Datasheet

27,735In Stock

Cut Tape

¥106.3

¥65.6

¥45.3

¥36.7

Reel

¥26.7

View

Min.: 1
Mult.: 1

: 14,000

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

T6N36AHM3/I
Vishay Semiconductors
1: ¥131.2
27,425In Stock

Mfr. Part #
T6N36AHM3/I

Mouser Part #
625-T6N36AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

Learn More

Datasheet

27,425In Stock

Cut Tape

¥131.2

¥61.8

¥50.3

¥39.4

Reel

¥26.2

View

Min.: 1
Mult.: 1

: 14,000

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

T6N39AHM3/I
Vishay Semiconductors
1: ¥131.2
18,805In Stock

Mfr. Part #
T6N39AHM3/I

Mouser Part #
625-T6N39AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

Learn More

Datasheet

18,805In Stock

Cut Tape

¥131.2

¥73.3

¥50.3

¥39.4

Reel

¥27.7

View

Min.: 1
Mult.: 1

: 14,000

NTC Thermistors 15 dia Power NTC 2.5ohm Y kink bulk

BN-LG15Y2R5MYB
Bourns
1: ¥157.8
10,131In Stock

Mfr. Part #
BN-LG15Y2R5MYB

Mouser Part #
652-BN-LG15Y2R5MYB

Bourns

NTC Thermistors 15 dia Power NTC 2.5ohm Y kink bulk

Learn More

Datasheet

10,131In Stock

¥157.8

¥119.9

¥103.3

¥99.7

View

Min.: 1
Mult.: 1

NTC Thermistors 20 dia Power NTC 5ohm Y kink bulk

BN-LG20Y5R0MYB
Bourns
1: ¥209.3
5,862In Stock

Mfr. Part #
BN-LG20Y5R0MYB

Mouser Part #
652-BN-LG20Y5R0MYB

Bourns

NTC Thermistors 20 dia Power NTC 5ohm Y kink bulk

Learn More

Datasheet

5,862In Stock

¥209.3

¥194.3

¥182.7

¥163.3

View

Min.: 1
Mult.: 1

Industrial Surge Protectors 1-Pair Surface Mount Signal Line Surge Protective Device (SPD), Indoor, 24V, screw terminals

B180-24D3
Citel
1: ¥17,365.8
42In Stock

Mfr. Part #
B180-24D3

Mouser Part #
703-B180-24D3

Citel

Industrial Surge Protectors 1-Pair Surface Mount Signal Line Surge Protective Device (SPD), Indoor, 24V, screw terminals

Learn More

Datasheet

42In Stock

¥17,365.8

¥15,585.2

¥12,153.5

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes T4F - A 12V

T4F12AHM3/H
Vishay Semiconductors
1: ¥44.8
35,712In Stock

Mfr. Part #
T4F12AHM3/H

Mouser Part #
78-T4F12AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 12V

Learn More

Datasheet

35,712In Stock

Cut Tape

¥44.8

¥23.3

¥20.3

¥16.6

Reel

¥14.5

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes T4F - A 33V

T4F33AHM3/H
Vishay Semiconductors
1: ¥76.4
34,954In Stock

Mfr. Part #
T4F33AHM3/H

Mouser Part #
78-T4F33AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 33V

Learn More

Datasheet

34,954In Stock

Cut Tape

¥76.4

¥36

¥29.4

¥22.8

Reel

¥16.4

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Fuse Holder MIDGET 1-POLE BREAKAWAY FUSEH

FEB-81-81-BA
Mersen
1: ¥66,783.8
8In Stock
New Product

Mfr. Part #
FEB-81-81-BA

Mouser Part #
737-FEB-81-81-BA

New Product

Mersen

Fuse Holder MIDGET 1-POLE BREAKAWAY FUSEH

Datasheet

8In Stock

¥66,783.8

¥55,321.3

¥35,925.8

Min.: 1
Mult.: 1

Surface Mount Fuses FUSE 32V HIGH I2T 0603 TL 1A

0408001.WR
Littelfuse
1: ¥279
5,124In Stock

Mfr. Part #
0408001.WR

Mouser Part #
576-0408001.WR

Littelfuse

Surface Mount Fuses FUSE 32V HIGH I2T 0603 TL 1A

Learn More

Datasheet

5,124In Stock

Cut Tape

¥279

¥240.8

¥224.2

¥186

View

Reel

¥110.6

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

T6N43AHM3/I
Vishay Semiconductors
1: ¥126.2
27,280In Stock

Mfr. Part #
T6N43AHM3/I

Mouser Part #
625-T6N43AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes Low-profile version 600 W uni-directional TVS in DFN3820A package with Automotive grade

Learn More

Datasheet

27,280In Stock

Cut Tape

¥126.2

¥66.3

¥46

¥37.7

Reel

¥26.6

View

Min.: 1
Mult.: 1

: 14,000

NTC Thermistors 20 dia Power NTC 2.5ohm Y kink bulk

BN-LG20Y2R5MYB
Bourns
1: ¥259.1
5,473In Stock

Mfr. Part #
BN-LG20Y2R5MYB

Mouser Part #
652-BN-LG20Y2R5MYB

Bourns

NTC Thermistors 20 dia Power NTC 2.5ohm Y kink bulk

Learn More

Datasheet

5,473In Stock

¥259.1

¥197.7

¥157

¥147.7

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 600W,13V 5%, DFN3820A TVS

6DFN13A-M3/I
Vishay Semiconductors
1: ¥119.6
21,564In Stock

Mfr. Part #
6DFN13A-M3/I

Mouser Part #
78-6DFN13A-M3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,13V 5%, DFN3820A TVS

Learn More

Datasheet

21,564In Stock

Cut Tape

¥119.6

¥73.4

¥47.2

¥35.9

View

Reel

¥20.4

Min.: 1
Mult.: 1

: 14,000

ESD Protection Diodes / TVS Diodes 27V 5A 250W 15pF 30kV SC70-3 TVS Array

AQ27COM-02JTG
Littelfuse
1: ¥84.7
11,018In Stock

Mfr. Part #
AQ27COM-02JTG

Mouser Part #
576-AQ27COM-02JTG

Littelfuse

ESD Protection Diodes / TVS Diodes 27V 5A 250W 15pF 30kV SC70-3 TVS Array

Learn More

Datasheet

11,018In Stock

Cut Tape

¥84.7

¥53.7

¥46.7

¥39.9

Reel

¥27.2

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

TP5.0SMDJ170A
Littelfuse
1: ¥896.9
5,313In Stock

Mfr. Part #
TP5.0SMDJ170A

Mouser Part #
576-TP5.0SMDJ170A

Littelfuse

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

Learn More

Datasheet

5,313In Stock

Cut Tape

¥896.9

¥495

¥450.1

¥400.3

Reel

¥328.9

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Industrial Surge Protectors AC SPD, 2W-G,275VAC

1250A-2S-230
Bourns
1: ¥31,874.6
69In Stock

Mfr. Part #
1250A-2S-230

Mouser Part #
652-1250A-2S-230

Bourns

Industrial Surge Protectors AC SPD, 2W-G,275VAC

Learn More

Datasheet

69In Stock

¥31,874.6

¥31,829.7

¥31,741.7

¥22,142.8

¥22,141.1

Min.: 1
Mult.: 1

NTC Thermistors 20 dia Power NTC 20ohm Y kink bulk

BN-LG20Y200MYB
Bourns
1: ¥259.1
6,166In Stock

Mfr. Part #
BN-LG20Y200MYB

Mouser Part #
652-BN-LG20Y200MYB

Bourns

NTC Thermistors 20 dia Power NTC 20ohm Y kink bulk

Learn More

Datasheet

6,166In Stock

¥259.1

¥159.5

¥155

¥137.2

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes MSMP - A 7.5V

MSMP7.5AHM3/H
Vishay Semiconductors
1: ¥66.4
45,064In Stock

Mfr. Part #
MSMP7.5AHM3/H

Mouser Part #
78-MSMP7.5AHM3/H

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes MSMP - A 7.5V

Learn More

Datasheet

45,064In Stock

Cut Tape

¥66.4

¥29.6

¥25.7

¥19.3

Reel

¥11.5

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,500

ESD Protection Diodes / TVS Diodes T4F - A 30V

T4F30AHM3/I
Vishay Semiconductors
1: ¥76.4
36,785In Stock

Mfr. Part #
T4F30AHM3/I

Mouser Part #
78-T4F30AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 30V

Learn More

Datasheet

36,785In Stock

Cut Tape

¥76.4

¥35.9

¥29.4

¥22.8

Reel

¥14.1

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

ESD Protection Diodes / TVS Diodes T4F - A 33V

T4F33AHM3/I
Vishay Semiconductors
1: ¥76.4
38,540In Stock

Mfr. Part #
T4F33AHM3/I

Mouser Part #
78-T4F33AHM3/I

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes T4F - A 33V

Learn More

Datasheet

38,540In Stock

Cut Tape

¥76.4

¥35.9

¥29.4

¥22.8

Reel

¥14.1

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

ESD Protection Diodes / TVS Diodes Ultra Small PowerClamp 1-Line ESD & Surge Protection

PCLAMP1221P.TNT
Semtech
1: ¥199.3
6,043In Stock

Mfr. Part #
PCLAMP1221P.TNT

Mouser Part #
947-PCLAMP1221P.TNT

Semtech

ESD Protection Diodes / TVS Diodes Ultra Small PowerClamp 1-Line ESD & Surge Protection

Learn More

Datasheet

6,043In Stock

Cut Tape

¥199.3

¥93.3

¥81.4

¥63

Reel

¥43.5

View

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

ESD Protection Diodes / TVS Diodes uClamp, 1-Line 7.9V TVS

UCLAMP0811ZVTFT
Semtech
1: ¥162.8
9,235In Stock

Mfr. Part #
UCLAMP0811ZVTFT

Mouser Part #
947-UCLAMP0811ZVTFT

Semtech

ESD Protection Diodes / TVS Diodes uClamp, 1-Line 7.9V TVS

9,235In Stock

Cut Tape

¥162.8

¥77.6

¥65.6

¥50.3

View

Reel

¥30.9

MouseReel Available

Min.: 1
Mult.: 1

: 15,000

Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support