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Circuit Protection Devices

Bourns manufactures and supplies a wide range of circuit protection technologies, including fuses, PTC thermistors, varistors, GDTs, resettable thermal cut-offs, surge protection devices, hybrid protectors, discrete semiconductor solutions, and more. Reliable surge protection is a critical design consideration to help ensure operational reliability of consumer electronics, industrial/communication equipment, automotive, battery charging, energy storage infrastructure, and renewable energy harvesting ecosystems.

All Results (8,096)

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Part #

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1200 V

GDT28H-120-B
Bourns
1: $2.17
187In Stock

Mfr. Part No.
GDT28H-120-B

Mouser Part No
652-GDT28H-120-B

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1200 V

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Datasheet

187In Stock

$2.17

$1.88

$1.51

$1.31

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2700 V

GDT28H-270-B
Bourns
1: $2.19
305In Stock

Mfr. Part No.
GDT28H-270-B

Mouser Part No
652-GDT28H-270-B

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 2700 V

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Datasheet

305In Stock

$2.19

$1.88

$1.51

$1.29

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 420V,Bulk

GDT25-42-S1-BK
Bourns
1: $1.19
1,000In Stock

Mfr. Part No.
GDT25-42-S1-BK

Mouser Part No
652-GDT25-42-S1-BK

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 420V,Bulk

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Datasheet

1,000In Stock

$1.19

$0.957

$0.792

$0.695

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 200V

GDT35-20-S1-RP
Bourns
1: $1.63
1,935In Stock

Mfr. Part No.
GDT35-20-S1-RP

Mouser Part No
652-GDT35-20-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 200V

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Datasheet

1,935In Stock

Cut Tape

$1.63

$1.51

$1.25

$1.15

Reel

$0.807

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 400V

GDT35-40-S1-RP
Bourns
1: $1.63
923In Stock

Mfr. Part No.
GDT35-40-S1-RP

Mouser Part No
652-GDT35-40-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 400V

Learn More

Datasheet

923In Stock

Cut Tape

$1.63

$1.51

$1.25

$1.15

Reel

$0.829

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors MINI TRIGARD SURFACE MOUNT GDT

2030-42T-SMLF
Bourns
1: $1.72
1,053In Stock

Mfr. Part No.
2030-42T-SMLF

Mouser Part No
652-2030-42T-SMLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors MINI TRIGARD SURFACE MOUNT GDT

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Datasheet

1,053In Stock

$1.72

$1.63

$1.44

$1.37

View

Min.: 1
Mult.: 1

Varistors AVHT AUTO SERIES 17V

AV17K1210401NIR1HT
Bourns
1: $0.20
13,626In Stock

Mfr. Part No.
AV17K1210401NIR1HT

Mouser Part No
652-AV17K1210401NI1H

Bourns

Varistors AVHT AUTO SERIES 17V

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Datasheet

13,626In Stock

Cut Tape

$0.20

$0.137

Reel

$0.136

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

LED Protection Devices LED Shunt Protector 6volts 1 LEDs

LSP0600BJR-S
Bourns
1: $0.96
21,919In Stock

Mfr. Part No.
LSP0600BJR-S

Mouser Part No
652-LSP0600BJR-S

Bourns

LED Protection Devices LED Shunt Protector 6volts 1 LEDs

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Datasheet

21,919In Stock

Cut Tape

$0.96

$0.593

$0.386

$0.297

Reel

$0.232

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC PTC RESETTABLE 0.25A 6V SMD 0603

MF-FSMF025X-2
Bourns
1: $0.53
10,541In Stock

Mfr. Part No.
MF-FSMF025X-2

Mouser Part No
652-MF-FSMF025X-2

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 0.25A 6V SMD 0603

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Datasheet

10,541In Stock

Cut Tape

$0.53

$0.41

$0.384

$0.29

View

Reel

$0.184

MouseReel Available

Min.: 1
Mult.: 1

Reel: 6,000

Resettable Fuses - PPTC 30V 200MA-HD 20A MAX

MF-NSHT020KX-2
Bourns
1: $0.54
10,353In Stock

Mfr. Part No.
MF-NSHT020KX-2

Mouser Part No
652-MF-NSHT020KX-2

Bourns

Resettable Fuses - PPTC 30V 200MA-HD 20A MAX

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Datasheet

10,353In Stock

Cut Tape

$0.54

$0.411

$0.385

$0.291

Reel

$0.211

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC 16V 100MA-HD 40A MAX

MF-PSHT010KX-2
Bourns
1: $0.39
14,346In Stock

Mfr. Part No.
MF-PSHT010KX-2

Mouser Part No
652-MF-PSHT010KX-2

Bourns

Resettable Fuses - PPTC 16V 100MA-HD 40A MAX

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Datasheet

14,346In Stock

Cut Tape

$0.39

$0.357

$0.296

$0.276

Reel

$0.216

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC 9V 200MA-HD 40A MAX

MF-PSMF020X-2
Bourns
1: $0.30
17,416In Stock

Mfr. Part No.
MF-PSMF020X-2

Mouser Part No
652-MF-PSMF020X-2

Bourns

Resettable Fuses - PPTC 9V 200MA-HD 40A MAX

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Datasheet

17,416In Stock

Cut Tape

$0.30

$0.229

$0.19

$0.187

Reel

$0.162

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC PTC RESETTABLE 0.12A 240V RADIAL LEADED

MF-RM012/240-2
Bourns
1: $0.56
9,058In Stock

Mfr. Part No.
MF-RM012/240-2

Mouser Part No
652-MF-RM012/240-2

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 0.12A 240V RADIAL LEADED

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Datasheet

9,058In Stock

Cut Tape

$0.56

$0.531

$0.487

$0.429

View

Reel

$0.28

Min.: 1
Mult.: 1

Reel: 4,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 7200volts 1pF STRAIGHT LEADS

SA2-7200-CLT-STD
Bourns
1: $3.61
3,182In Stock

Mfr. Part No.
SA2-7200-CLT-STD

Mouser Part No
652-SA2-7200-CLTSTD

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 7200volts 1pF STRAIGHT LEADS

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Datasheet

3,182In Stock

Cut Tape

$3.61

$3.01

$2.78

$2.31

Reel

$1.61

View

Min.: 1
Mult.: 1

Reel: 1,000

Varistors ZV 50V 10%

ZV50K2220801NIR1HT
Bourns
1: $1.12
6,270In Stock

Mfr. Part No.
ZV50K2220801NIR1HT

Mouser Part No
652-ZV50K2220801NIRH

Bourns

Varistors ZV 50V 10%

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Datasheet

6,270In Stock

Cut Tape

$1.12

$0.728

$0.643

$0.603

$0.582

Reel

$0.481

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 1.25A/15V

MF-LSMF125X-2
Bourns
1: $0.25
8,441In Stock

Mfr. Part No.
MF-LSMF125X-2

Mouser Part No
652-MF-LSMF125X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 1.25A/15V

Learn More

Datasheet

8,441In Stock

Cut Tape

$0.25

$0.247

Reel

$0.246

MouseReel Available

Min.: 1
Mult.: 1

Reel: 6,000

Surface Mount Fuses 1206 slow-blow met-foil. 15A Auto

SF-1206SA1500R-2
Bourns
1: $0.62
7,634In Stock

Mfr. Part No.
SF-1206SA1500R-2

Mouser Part No
652-SF-1206SA1500R-2

Bourns

Surface Mount Fuses 1206 slow-blow met-foil. 15A Auto

Learn More

Datasheet

7,634In Stock

Cut Tape

$0.62

$0.557

$0.466

$0.424

View

Reel

$0.318

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Surface Mount Fuses 1206 slow-blow met-foil. 12A Auto

SF-1206SA1200R-2
Bourns
1: $0.74
9,890In Stock

Mfr. Part No.
SF-1206SA1200R-2

Mouser Part No
652-SF-1206SA1200R-2

Bourns

Surface Mount Fuses 1206 slow-blow met-foil. 12A Auto

Learn More

Datasheet

9,890In Stock

Cut Tape

$0.74

$0.685

$0.501

$0.429

View

Reel

$0.318

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 1.25A/33V

MF-LSMF125/33X-2
Bourns
1: $0.71
2,959In Stock

Mfr. Part No.
MF-LSMF125/33X-2

Mouser Part No
652-MF-LSMF125/33X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 1.25A/33V

Learn More

Datasheet

2,959In Stock

Cut Tape

$0.71

$0.624

$0.537

$0.442

View

Reel

$0.287

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 1.85/24V

MF-LSMF185/24X-2
Bourns
1: $0.56
2,946In Stock

Mfr. Part No.
MF-LSMF185/24X-2

Mouser Part No
652-MF-LSMF185/24X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 1.85/24V

Learn More

Datasheet

2,946In Stock

Cut Tape

$0.56

$0.512

$0.455

$0.399

View

Reel

$0.339

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 360volts Fail Short

2020-42T-C2FLF
Bourns
1: $4.32
1,000In Stock

Mfr. Part No.
2020-42T-C2FLF

Mouser Part No
652-2020-42T-C2FLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 360volts Fail Short

Learn More

Datasheet

1,000In Stock

$4.32

$3.58

$2.57

$2.32

View

Min.: 1
Mult.: 1

Varistors AV AUTO SERIES 20V

AV20K2220122NIR1
Bourns
1: $1.24
4,086In Stock

Mfr. Part No.
AV20K2220122NIR1

Mouser Part No
652-AV20K2220122NIR1

Bourns

Varistors AV AUTO SERIES 20V

Learn More

Datasheet

4,086In Stock

Cut Tape

$1.24

$0.935

$0.837

$0.782

Reel

$0.581

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Varistors IsoMOV 5KA 175Vrms Bulk In-Line

IsoM5-175-B-L2
Bourns
1: $1.55
4,043In Stock

Mfr. Part No.
IsoM5-175-B-L2

Mouser Part No
652-ISOM5-175-B-L2

Bourns

Varistors IsoMOV 5KA 175Vrms Bulk In-Line

Learn More

Datasheet

4,043In Stock

$1.55

$1.13

$1.03

$0.912

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 0603 High Temp SMD Polymer PTC 0.16A/12V

MF-FSHT016KX-2
Bourns
1: $0.49
22,603In Stock

Mfr. Part No.
MF-FSHT016KX-2

Mouser Part No
652-MF-FSHT016KX-2

Bourns

Resettable Fuses - PPTC 0603 High Temp SMD Polymer PTC 0.16A/12V

Learn More

Datasheet

22,603In Stock

Cut Tape

$0.49

$0.371

$0.348

$0.263

View

Reel

$0.169

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Resettable Fuses - PPTC PTC RESETTABLE 1.5A 12V SMD 1812

MF-MSMF150/12-2
Bourns
1: $0.49
20,804In Stock

Mfr. Part No.
MF-MSMF150/12-2

Mouser Part No
652-MF-MSMF150/12-2

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 1.5A 12V SMD 1812

Learn More

Datasheet

20,804In Stock

Cut Tape

$0.49

$0.405

$0.369

$0.278

View

Reel

$0.179

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Circuit Protection Devices

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Circuit Protection Devices

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