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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: 359.646

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Part #

ESD Protection Diodes / TVS Diodes 5KW, 54V 5%,BIDIR,SMC TVS

SMC5K54CAHM3/I
Vishay
1: 2,49 €
2.240In Stock
New Product

Mfr. Part No.
SMC5K54CAHM3/I

Mouser Part No
78-SMC5K54CAHM3/I

New Product

Vishay

ESD Protection Diodes / TVS Diodes 5KW, 54V 5%,BIDIR,SMC TVS

Learn More

Datasheet

2.240In Stock

Cut Tape

2,49 €

1,62 €

1,19 €

1,01 €

Reel

0,809 €

View

Min.: 1
Mult.: 1

: 3.500

Power Outlet Strips EA BA PDU 1U, C20 INPUT, 3.33 KW MAX, 11

T9092B-CBSF
Eaton
1: 1.041,81 €
18In Stock
42On Order

Mfr. Part No.
T9092B-CBSF

Mouser Part No
545-T9092B-CBSF

Eaton

Power Outlet Strips EA BA PDU 1U, C20 INPUT, 3.33 KW MAX, 11

Datasheet

18In Stock

42On Order

1.041,81 €

920,86 €

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Min.: 1
Mult.: 1

Industrial & Electrical Fuses APO Rated current: 400A, Rated voltage: 1000VDC, Trigger Type: active, Mounting: Bolt-on A, ConType: AK2-1

3-158-119
Schurter
1: 80,34 €
19In Stock
New Product

Mfr. Part No.
3-158-119

Mouser Part No
693-3-158-119

New Product

Schurter

Industrial & Electrical Fuses APO Rated current: 400A, Rated voltage: 1000VDC, Trigger Type: active, Mounting: Bolt-on A, ConType: AK2-1

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Datasheet

19In Stock

80,34 €

66,64 €

61,47 €

50,86 €

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 30K +/-1% Glass Bead, B3990, 300C

TT2-30KC5-3
CTS Electronic Components
1: 2,12 €
500In Stock
New Product

Mfr. Part No.
TT2-30KC5-3

Mouser Part No
774-TT230KC53

New Product

CTS Electronic Components

NTC (Negative Temperature Coefficient) Thermistors 30K +/-1% Glass Bead, B3990, 300C

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Datasheet

500In Stock

2,12 €

1,83 €

1,74 €

1,58 €

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Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977

TTDO-10KC3-8
CTS Electronic Components
1: 1,13 €
497In Stock
New Product

Mfr. Part No.
TTDO-10KC3-8

Mouser Part No
774-TTDO10KC38

New Product

CTS Electronic Components

NTC (Negative Temperature Coefficient) Thermistors 10k, DO-35 glass NTC, B3977

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Datasheet

497In Stock

1,13 €

0,972 €

0,92 €

0,842 €

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Min.: 1
Mult.: 1

Automotive Fuses FUSE - ZCASE MEGA 32V M10 80A 480 PC

3298080.ZXM10
Littelfuse
1: 10,39 €
352In Stock
New Product

Mfr. Part No.
3298080.ZXM10

Mouser Part No
576-3298080.ZXM10

New Product

Littelfuse

Automotive Fuses FUSE - ZCASE MEGA 32V M10 80A 480 PC

Datasheet

352In Stock

10,39 €

10,03 €

8,88 €

7,16 €

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Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes DIODE ESD BI-DIRECTIONAL 5VWM 5A SOD-723

CPDE5V0-HF
Comchip Technology
1: 0,31 €
4.352In Stock
New Product

Mfr. Part No.
CPDE5V0-HF

Mouser Part No
750-CPDE5V0-HF

New Product

Comchip Technology

ESD Protection Diodes / TVS Diodes DIODE ESD BI-DIRECTIONAL 5VWM 5A SOD-723

Learn More

Datasheet

4.352In Stock

Cut Tape

0,31 €

0,218 €

0,138 €

0,085 €

Reel

0,042 €

View

Min.: 1
Mult.: 1

: 8.000

Thermal Cut-offs THERMAL PROTECTOR

RP-12A
AIRPAX
1: 13,81 €
1.165In Stock

Mfr. Part No.
RP-12A

Mouser Part No
874-RP-12A

AIRPAX

Thermal Cut-offs THERMAL PROTECTOR

Datasheet

1.165In Stock

13,81 €

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes DIODE ESD UNI-DIRECTIONAL 5VWM 5A SOD-723

CPDE5V0U-HF
Comchip Technology
1: 0,31 €
5.193In Stock
New Product

Mfr. Part No.
CPDE5V0U-HF

Mouser Part No
750-CPDE5V0U-HF

New Product

Comchip Technology

ESD Protection Diodes / TVS Diodes DIODE ESD UNI-DIRECTIONAL 5VWM 5A SOD-723

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Datasheet

5.193In Stock

Cut Tape

0,31 €

0,218 €

0,138 €

0,085 €

Reel

0,042 €

View

Min.: 1
Mult.: 1

: 8.000

Circuit Breaker Accessories 250A 3P Thermal Mag Fixed/Adj Trip Unit

JT3250FA
Eaton Electrical
1: 1.550,68 €
1In Stock
New Product

Mfr. Part No.
JT3250FA

Mouser Part No
504-JT3250FA

New Product

Eaton Electrical

Circuit Breaker Accessories 250A 3P Thermal Mag Fixed/Adj Trip Unit

1In Stock

1.550,68 €

Min.: 1
Mult.: 1

NTC (Negative Temperature Coefficient) Thermistors 20K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire

TTS-20KC6-BZ
CTS Electronic Components
1: 2,07 €
386In Stock
114Expected 11/12/2026
New Product

Mfr. Part No.
TTS-20KC6-BZ

Mouser Part No
774-TTS20KC6BZ

New Product

CTS Electronic Components

NTC (Negative Temperature Coefficient) Thermistors 20K, +/-0.2C: 0C-70C, B4260, Teflon insulated wire

Learn More

Datasheet

386In Stock

114Expected 11/12/2026

2,07 €

1,79 €

1,69 €

1,54 €

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Min.: 1
Mult.: 1

Circuit Breakers BAB3100H BKR A

BAB3100H
Eaton Electrical
1: 834,11 €
1In Stock
New Product

Mfr. Part No.
BAB3100H

Mouser Part No
504-BAB3100H

New Product

Eaton Electrical

Circuit Breakers BAB3100H BKR A

Datasheet

1In Stock

834,11 €

635,26 €

618,72 €

View

Min.: 1
Mult.: 1

Circuit Breakers Type BR Breaker 10A/2 Pole 120/240V 10K

BR210
Eaton Electrical
1: 139,36 €
5In Stock
New Product

Mfr. Part No.
BR210

Mouser Part No
504-BR210

New Product

Eaton Electrical

Circuit Breakers Type BR Breaker 10A/2 Pole 120/240V 10K

Datasheet

5In Stock

139,36 €

115,56 €

107,68 €

88,68 €

82,35 €

Min.: 1
Mult.: 1

Circuit Breakers CL 30A/1Pole 120/240V 10K

CL130
Eaton Electrical
1: 69,34 €
5In Stock
New Product

Mfr. Part No.
CL130

Mouser Part No
504-CL130

New Product

Eaton Electrical

Circuit Breakers CL 30A/1Pole 120/240V 10K

Datasheet

5In Stock

69,34 €

57,52 €

53,49 €

44,58 €

View

Min.: 1
Mult.: 1

Circuit Breakers CL bkr 40A/1Pole 120/240V 10K

CL140
Eaton Electrical
1: 69,34 €
5In Stock
New Product

Mfr. Part No.
CL140

Mouser Part No
504-CL140

New Product

Eaton Electrical

Circuit Breakers CL bkr 40A/1Pole 120/240V 10K

Datasheet

5In Stock

69,34 €

57,52 €

47,18 €

44,20 €

View

Min.: 1
Mult.: 1

Circuit Breakers PDG1,3P,45A,65KA/480V,50C FXFXTMTU

PDG13M0045VFFJ
Eaton Electrical
1: 655,52 €
1In Stock
New Product

Mfr. Part No.
PDG13M0045VFFJ

Mouser Part No
504-PDG13M0045VFFJ

New Product

Eaton Electrical

Circuit Breakers PDG1,3P,45A,65KA/480V,50C FXFXTMTU

Datasheet

1In Stock

655,52 €

Min.: 1
Mult.: 1

Circuit Breakers PDG2,2P,125A,65KA/480V,FXFXTMTU

PDG22M0125TFFL
Eaton Electrical
1: 910,10 €
1In Stock
New Product

Mfr. Part No.
PDG22M0125TFFL

Mouser Part No
504-PDG22M0125TFFL

New Product

Eaton Electrical

Circuit Breakers PDG2,2P,125A,65KA/480V,FXFXTMTU

Datasheet

1In Stock

910,10 €

Min.: 1
Mult.: 1

Circuit Breakers PDG2,3P,60A,65KA/480V,FXFXTMTU

PDG23M0060TFFL
Eaton Electrical
1: 758,06 €
1In Stock
New Product

Mfr. Part No.
PDG23M0060TFFL

Mouser Part No
504-PDG23M0060TFFL

New Product

Eaton Electrical

Circuit Breakers PDG2,3P,60A,65KA/480V,FXFXTMTU

Datasheet

1In Stock

758,06 €

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 400W,15V 5%,UNIDIR,SMA TVS

SMAJ15AHM3_A/H
Vishay Semiconductors
1: 0,55 €
1.755In Stock
New Product

Mfr. Part No.
SMAJ15AHM3_A/H

Mouser Part No
78-SMAJ15AHM3_A/H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 400W,15V 5%,UNIDIR,SMA TVS

Datasheet

1.755In Stock

Cut Tape

0,55 €

0,339 €

0,217 €

0,186 €

Reel

0,125 €

View

Min.: 1
Mult.: 1

: 1.800

ESD Protection Diodes / TVS Diodes 1.5KW,18V 5%,UNIDIR,SMC TVS

SMCJ18AHM3_A/H
Vishay Semiconductors
1: 1,09 €
3.272In Stock
New Product

Mfr. Part No.
SMCJ18AHM3_A/H

Mouser Part No
78-SMCJ18AHM3_A/H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 1.5KW,18V 5%,UNIDIR,SMC TVS

Datasheet

3.272In Stock

Cut Tape

1,09 €

0,687 €

0,452 €

0,352 €

Reel

0,316 €

View

Min.: 1
Mult.: 1

: 850

ESD Protection Diodes / TVS Diodes AUTO TVS DIODE, SMAJE FAMILY, 33Vdc, Uni

SMAJE33AH
Eaton Electronics
1: 0,37 €
2.611In Stock
New Product

Mfr. Part No.
SMAJE33AH

Mouser Part No
504-MAJE33AH

New Product

Eaton Electronics

ESD Protection Diodes / TVS Diodes AUTO TVS DIODE, SMAJE FAMILY, 33Vdc, Uni

Learn More

Datasheet

2.611In Stock

Cut Tape

0,37 €

0,238 €

0,141 €

0,107 €

Reel

0,072 €

View

Min.: 1
Mult.: 1

: 5.000

Circuit Breakers C Series 120A DC Hydraulic/Magnetic Circuit Breaker, UL489A, Black Handle

CA1-P0-D6-812-321-MT
Carling Technologies
1: 56,54 €
9In Stock
New Product

Mfr. Part No.
CA1-P0-D6-812-321-MT

Mouser Part No
691-CA1-P0D6812321MT

New Product

Carling Technologies

Circuit Breakers C Series 120A DC Hydraulic/Magnetic Circuit Breaker, UL489A, Black Handle

Datasheet

9In Stock

56,54 €

46,90 €

43,27 €

35,81 €

View

Min.: 1
Mult.: 1

Connectorised Surge Protectors Type N F/F In/Out Bulkhead Coax RF Surge Protector, DC - 7GHz and 3GHz - 4GHz, DC Pass, 90W, IP67, 20kA, Gas Discharge Tube, BiDirect

PE73SP1038
Pasternack
1: 111,37 €
6In Stock
New Product

Mfr. Part No.
PE73SP1038

Mouser Part No
28-PE73SP1038

New Product

Pasternack

Connectorised Surge Protectors Type N F/F In/Out Bulkhead Coax RF Surge Protector, DC - 7GHz and 3GHz - 4GHz, DC Pass, 90W, IP67, 20kA, Gas Discharge Tube, BiDirect

Datasheet

6In Stock

111,37 €

100,87 €

96,99 €

93,76 €

88,58 €

Min.: 1
Mult.: 1

Circuit Breakers EHD 1P 25A W/O TERM W/KPR1A L&L

EHD1025WD01
Eaton Electrical
1: 342,40 €
1In Stock
New Product

Mfr. Part No.
EHD1025WD01

Mouser Part No
504-EHD1025WD01

New Product

Eaton Electrical

Circuit Breakers EHD 1P 25A W/O TERM W/KPR1A L&L

Datasheet

1In Stock

342,40 €

214,02 €

Min.: 1
Mult.: 1

Circuit Breakers EHD 1P 70A W/O TERMS. W/KPR1A L & L ENDS

EHD1070WD01
Eaton Electrical
1: 680,97 €
1In Stock
New Product

Mfr. Part No.
EHD1070WD01

Mouser Part No
504-EHD1070WD01

New Product

Eaton Electrical

Circuit Breakers EHD 1P 70A W/O TERMS. W/KPR1A L & L ENDS

Datasheet

1In Stock

680,97 €

533,41 €

508,95 €

View

Min.: 1
Mult.: 1

Circuit Protection

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