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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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Part #

NTC (Negative Temperature Coefficient) Thermistors Insulated chip & leads, 5KOhm +/-1% @ 25 C

NKA502C1R1C
Amphenol Advanced Sensors
1: 1,77 €
14 231In Stock

Mfr. Part No.
NKA502C1R1C

Mouser Part No
527-NKA502C1R1C

Amphenol Advanced Sensors

NTC (Negative Temperature Coefficient) Thermistors Insulated chip & leads, 5KOhm +/-1% @ 25 C

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Datasheet

14 231In Stock

1,77 €

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 4A 1500VDC Solar 50kA Photovoltaic

SPXV004.L
Littelfuse
1: 36,03 €
676In Stock

Mfr. Part No.
SPXV004.L

Mouser Part No
576-SPXV004.L

Littelfuse

Industrial & Electrical Fuses 4A 1500VDC Solar 50kA Photovoltaic

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Datasheet

676In Stock

36,03 €

29,89 €

20,25 €

18,49 €

18,28 €

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes RailClamp 8-Line 5V 0.6pF 5A SLP2611N9T

RCLAMP7528T.TNT
Semtech
1: 1,71 €
31 476In Stock

Mfr. Part No.
RCLAMP7528T.TNT

Mouser Part No
947-RCLAMP7528T.TNT

Semtech

ESD Protection Diodes / TVS Diodes RailClamp 8-Line 5V 0.6pF 5A SLP2611N9T

Learn More

31 476In Stock

Cut Tape

1,71 €

1,11 €

0,711 €

0,597 €

View

Reel

0,459 €

MouseReel Available

Min.: 1
Mult.: 1

: 10 000

ESD Protection Diodes / TVS Diodes LOW CAP TVS & TELCOM INTERFACE

TCLAMP2502N.TCT
Semtech
1: 4,24 €
11 000In Stock

Mfr. Part No.
TCLAMP2502N.TCT

Mouser Part No
947-TCLAMP2502N.TCT

Semtech

ESD Protection Diodes / TVS Diodes LOW CAP TVS & TELCOM INTERFACE

Learn More

Datasheet

11 000In Stock

Cut Tape

4,24 €

2,37 €

2,15 €

1,88 €

1,72 €

Reel

1,60 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 600W,20V 5%, SlimSMA BIDIR TVS

TA6F20CAHM3/H
Vishay
1: 0,748 €
3 007In Stock
New Product

Mfr. Part No.
TA6F20CAHM3/H

Mouser Part No
78-TA6F20CAHM3/H

New Product

Vishay

ESD Protection Diodes / TVS Diodes 600W,20V 5%, SlimSMA BIDIR TVS

Learn More

Datasheet

3 007In Stock

Cut Tape

0,748 €

0,46 €

0,297 €

0,227 €

Reel

0,175 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 500

ESD Protection Diodes / TVS Diodes 600W,27V 5%, SlimSMA BIDIR TVS

TA6F27CAHM3/H
Vishay
1: 0,748 €
3 284In Stock
New Product

Mfr. Part No.
TA6F27CAHM3/H

Mouser Part No
78-TA6F27CAHM3/H

New Product

Vishay

ESD Protection Diodes / TVS Diodes 600W,27V 5%, SlimSMA BIDIR TVS

Learn More

Datasheet

3 284In Stock

Cut Tape

0,748 €

0,463 €

0,299 €

0,23 €

Reel

0,178 €

View

Min.: 1
Mult.: 1

: 3 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2 ELECT / 3000v

B88069X4231T502
TDK
1: 1,57 €
766In Stock
New Product

Mfr. Part No.
B88069X4231T502

Mouser Part No
871-B88069X4231T502

New Product

TDK

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 2 ELECT / 3000v

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Datasheet

766In Stock

Cut Tape

1,57 €

1,24 €

1,02 €

0,912 €

Reel

0,762 €

View

Min.: 1
Mult.: 1

: 500

ESD Protection Diodes / TVS Diodes Dataline Protection PP X1-DFN1006-2 T&R 10K

D3V3Z1B2LPQ-7B
Diodes Incorporated
1: 0,301 €
67 530In Stock

Mfr. Part No.
D3V3Z1B2LPQ-7B

Mouser Part No
621-D3V3Z1B2LPQ-7B

Diodes Incorporated

ESD Protection Diodes / TVS Diodes Dataline Protection PP X1-DFN1006-2 T&R 10K

Datasheet

67 530In Stock

Cut Tape

0,301 €

0,144 €

0,108 €

0,088 €

View

Reel

0,05 €

MouseReel Available

Min.: 1
Mult.: 1

: 10 000

Varistors 14mm Radial Disc MOV - Kinked Leads, T&R

MOV-14D271KKTR
Bourns
1: 0,722 €
17 499In Stock

Mfr. Part No.
MOV-14D271KKTR

Mouser Part No
652-MOV-14D271KKTR

Bourns

Varistors 14mm Radial Disc MOV - Kinked Leads, T&R

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Datasheet

17 499In Stock

Cut Tape

0,722 €

0,435 €

0,273 €

0,24 €

Reel

0,205 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

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

ESD Protection Diodes / TVS Diodes 5.0SMDJ - A 400V

5.0SMDJ400A
Littelfuse
1: 2,62 €
1 865In Stock

Mfr. Part No.
5.0SMDJ400A

Mouser Part No
576-5.0SMDJ400A

Littelfuse

ESD Protection Diodes / TVS Diodes 5.0SMDJ - A 400V

Datasheet

1 865In Stock

Cut Tape

2,62 €

1,70 €

1,25 €

1,06 €

0,98 €

Reel

0,98 €

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes Zen TVS 5000W 33V Bi DO-214AB TR13

SZ5KASMC33CAT3G
Littelfuse
1: 3,14 €
3 560In Stock

Mfr. Part No.
SZ5KASMC33CAT3G

Mouser Part No
576-SZ5KASMC33CAT3G

Littelfuse

ESD Protection Diodes / TVS Diodes Zen TVS 5000W 33V Bi DO-214AB TR13

Learn More

Datasheet

3 560In Stock

Cut Tape

3,14 €

2,05 €

1,61 €

1,55 €

Reel

1,28 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Varistors 35VAC 45VDC 1800pF AEC-Q200

V45MLA1812NRAUTO
Littelfuse
1: 2,62 €
1 404In Stock

Mfr. Part No.
V45MLA1812NRAUTO

Mouser Part No
576-V45MLA1812NRAUTO

Littelfuse

Varistors 35VAC 45VDC 1800pF AEC-Q200

Learn More

Datasheet

1 404In Stock

Cut Tape

2,62 €

1,89 €

1,78 €

1,52 €

Reel

1,11 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1 000

Industrial & Electrical Fuses 1500 VDC 32A CYL COMPACT FUSE

SPXV032.TXM
Littelfuse
1: 52,23 €
42In Stock

Mfr. Part No.
SPXV032.TXM

Mouser Part No
576-SPXV032.TXM

Littelfuse

Industrial & Electrical Fuses 1500 VDC 32A CYL COMPACT FUSE

Datasheet

42In Stock

52,23 €

43,33 €

39,96 €

28,49 €

View

Min.: 1
Mult.: 1

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

PTC305C20
Vishay / Cera-Mite
1: 13,76 €
551In Stock

Mfr. Part No.
PTC305C20

Mouser Part No
75-PTC305C20

Vishay / Cera-Mite

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

Datasheet

551In Stock

13,76 €

12,16 €

10,90 €

10,32 €

View

Min.: 1
Mult.: 1

Varistors 50VAC 65VDC 1500pF AEC-Q200

V65MLA1812NRAUTO
Littelfuse
1: 2,62 €
2 533In Stock

Mfr. Part No.
V65MLA1812NRAUTO

Mouser Part No
576-V65MLA1812NRAUTO

Littelfuse

Varistors 50VAC 65VDC 1500pF AEC-Q200

Learn More

Datasheet

2 533In 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 5.0SMDJ - CA 250V

5.0SMDJ250CA
Littelfuse
1: 2,62 €
1 783In Stock

Mfr. Part No.
5.0SMDJ250CA

Mouser Part No
576-5.0SMDJ250CA

Littelfuse

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

Datasheet

1 783In 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 €

1,55 €

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 €
4 000In Stock
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

4 000In Stock

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: 71,31 €
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

71,31 €

59,40 €

56,29 €

56,28 €

View

Min.: 1
Mult.: 1

Automotive Fuses Fuse - Mega 70V (SF51) 2-M8 holes 250A

0998250.UX-2M8
Littelfuse
1: 11,80 €
2 704In Stock

Mfr. Part No.
0998250.UX-2M8

Mouser Part No
576-0998250.UX-2M8

Littelfuse

Automotive Fuses Fuse - Mega 70V (SF51) 2-M8 holes 250A

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Datasheet

2 704In Stock

11,80 €

10,29 €

9,61 €

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes Zen TVS 5000W 20V Bi DO-214AB TR13

SZ5KASMC20CAT3G
Littelfuse
1: 3,14 €
7 370In Stock

Mfr. Part No.
SZ5KASMC20CAT3G

Mouser Part No
576-SZ5KASMC20CAT3G

Littelfuse

ESD Protection Diodes / TVS Diodes Zen TVS 5000W 20V Bi DO-214AB TR13

Learn More

Datasheet

7 370In Stock

Cut Tape

3,14 €

2,05 €

1,61 €

1,55 €

Reel

1,28 €

1,19 €

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Thermal Cut-offs TCO, High Current, SMD, 135C, Self Hold AEC-Q200

SDD5ABB
Bourns
1: 2,22 €
3 814In Stock

Mfr. Part No.
SDD5ABB

Mouser Part No
652-SDD5ABB

Bourns

Thermal Cut-offs TCO, High Current, SMD, 135C, Self Hold AEC-Q200

Datasheet

3 814In Stock

Cut Tape

2,22 €

2,00 €

1,62 €

1,41 €

View

Reel

0,917 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Circuit Breaker Accessories PDG3 UVR, 380-440VAC, SCREW TERMINAL

PDG3XUV440ACV
Eaton Electrical
1: 455,12 €
1In Stock
New Product

Mfr. Part No.
PDG3XUV440ACV

Mouser Part No
504-PDG3XUV440ACV

New Product

Eaton Electrical

Circuit Breaker Accessories PDG3 UVR, 380-440VAC, SCREW TERMINAL

Datasheet

1In Stock

455,12 €

377,02 €

347,53 €

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 600W,33V 5%, SlimSMA BIDIR TVS

SMA6F33CA-M3/H
Vishay Semiconductors
1: 0,585 €
3 400In Stock
New Product

Mfr. Part No.
SMA6F33CA-M3/H

Mouser Part No
78-SMA6F33CA-M3\H

New Product

Vishay Semiconductors

ESD Protection Diodes / TVS Diodes 600W,33V 5%, SlimSMA BIDIR TVS

Datasheet

3 400In Stock

Cut Tape

0,585 €

0,363 €

0,232 €

0,176 €

Reel

0,135 €

View

Min.: 1
Mult.: 1

: 3 500

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