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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 (8,016)

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Part #

Varistors CHIP GUARD

CG0402MLC-24LGA
Bourns
1: $0.58
27,124In Stock

Mfr. Part No.
CG0402MLC-24LGA

Mouser Part No
652-CG0402MLC-24LGA

Bourns

Varistors CHIP GUARD

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Datasheet

27,124In Stock

Cut Tape

$0.58

$0.345

$0.213

$0.186

View

Reel

$0.099

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 1.1A/33V

MF-LSMF110X-2
Bourns
1: $0.41
18,490In Stock

Mfr. Part No.
MF-LSMF110X-2

Mouser Part No
652-MF-LSMF110X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 1.1A/33V

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Datasheet

18,490In Stock

Cut Tape

$0.41

$0.366

$0.325

$0.298

View

Reel

$0.201

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

Resettable Fuses - PPTC 30V 1.35A-HD 40A MAX

MF-R135-2
Bourns
1: $0.54
10,330In Stock

Mfr. Part No.
MF-R135-2

Mouser Part No
652-MF-R135-2

Bourns

Resettable Fuses - PPTC 30V 1.35A-HD 40A MAX

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Datasheet

10,330In Stock

Cut Tape

$0.54

$0.411

$0.385

$0.291

Reel

$0.211

View

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 16V 5A-HD 100A MAX

MF-RG500-2
Bourns
1: $0.78
6,324In Stock

Mfr. Part No.
MF-RG500-2

Mouser Part No
652-MF-RG500-2

Bourns

Resettable Fuses - PPTC 16V 5A-HD 100A MAX

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Datasheet

6,324In Stock

Cut Tape

$0.78

$0.591

$0.554

$0.478

Reel

$0.454

$0.409

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC PTC RESETTABLE 6A 16V RADIAL LEADED

MF-RG600-0
Bourns
1: $0.83
8,980In Stock

Mfr. Part No.
MF-RG600-0

Mouser Part No
652-MF-RG600-0

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 6A 16V RADIAL LEADED

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Datasheet

8,980In Stock

$0.83

$0.661

$0.609

$0.468

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 240V .25A-HD 3.5A MAX

MF-RM025/240-0
Bourns
1: $0.54
6,332In Stock

Mfr. Part No.
MF-RM025/240-0

Mouser Part No
652-MF-RM025/240-0

Bourns

Resettable Fuses - PPTC 240V .25A-HD 3.5A MAX

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Datasheet

6,332In Stock

$0.54

$0.501

$0.441

$0.413

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 250V 130MA-HD 3A MAX

MF-SD013/250-2
Bourns
1: $1.23
20,135In Stock

Mfr. Part No.
MF-SD013/250-2

Mouser Part No
652-MF-SD013/250-2

Bourns

Resettable Fuses - PPTC 250V 130MA-HD 3A MAX

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Datasheet

20,135In Stock

Cut Tape

$1.23

$1.10

$0.972

$0.711

View

Reel

$0.475

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Varistors PV 75V 10%

PV75K4032R2
Bourns
1: $0.83
5,859In Stock

Mfr. Part No.
PV75K4032R2

Mouser Part No
652-PV75K4032R2

Bourns

Varistors PV 75V 10%

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Datasheet

5,859In Stock

Cut Tape

$0.83

$0.53

$0.465

$0.434

Reel

$0.406

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

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

SA2-7200-DBB-STD
Bourns
1: $3.44
1,305In Stock

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

Mouser Part No
652-SA2-7200-DBBSTD

Bourns

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

Datasheet

1,305In Stock

Cut Tape

$3.44

$3.18

$2.64

$2.43

Reel

$1.76

View

Min.: 1
Mult.: 1

: 1,000

Surface Mount Fuses 3.15A 32V FAST ACTING

SF-0603FP315-2
Bourns
1: $0.72
19,479In Stock

Mfr. Part No.
SF-0603FP315-2

Mouser Part No
652-SF-0603FP315-2

Bourns

Surface Mount Fuses 3.15A 32V FAST ACTING

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Datasheet

19,479In Stock

Cut Tape

$0.72

$0.573

$0.482

$0.424

View

Reel

$0.267

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 0603 time-lag met-foil. 4A Auto

SF-0603SPA400R-2
Bourns
1: $1.06
7,230In Stock

Mfr. Part No.
SF-0603SPA400R-2

Mouser Part No
652-SF-0603SPA400R-2

Bourns

Surface Mount Fuses 0603 time-lag met-foil. 4A Auto

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Datasheet

7,230In Stock

Cut Tape

$1.06

$0.846

$0.712

$0.618

View

Reel

$0.457

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 0.8A Fast Acting 1206 SinglFuse

SF-1206F080-2
Bourns
1: $0.52
15,869In Stock

Mfr. Part No.
SF-1206F080-2

Mouser Part No
652-SF-1206F080-2

Bourns

Surface Mount Fuses 0.8A Fast Acting 1206 SinglFuse

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Datasheet

15,869In Stock

Cut Tape

$0.52

$0.453

$0.383

$0.353

View

Reel

$0.223

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 4A Fast Acting 1206 SinglFuse

SF-1206F400-2
Bourns
1: $0.44
17,518In Stock

Mfr. Part No.
SF-1206F400-2

Mouser Part No
652-SF-1206F400-2

Bourns

Surface Mount Fuses 4A Fast Acting 1206 SinglFuse

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Datasheet

17,518In Stock

Cut Tape

$0.44

$0.412

$0.359

$0.341

View

Reel

$0.25

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses .8A 63V FAST ACTING

SF-1206FP080-2
Bourns
1: $0.68
17,401In Stock

Mfr. Part No.
SF-1206FP080-2

Mouser Part No
652-SF-1206FP080-2

Bourns

Surface Mount Fuses .8A 63V FAST ACTING

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Datasheet

17,401In Stock

Cut Tape

$0.68

$0.541

$0.456

$0.40

View

Reel

$0.252

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL

TISP4070J3BJR-S
Bourns
1: $1.89
8,480In Stock

Mfr. Part No.
TISP4070J3BJR-S

Mouser Part No
652-TISP4070J3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL

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Datasheet

8,480In Stock

Cut Tape

$1.89

$1.21

$0.809

$0.589

$0.54

Reel

$0.528

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT35 Design Kit

DK-GDT35-01
Bourns
1: $31.10
43In Stock

Mfr. Part No.
DK-GDT35-01

Mouser Part No
652-DK-GDT35-01

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT35 Design Kit

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Datasheet

43In Stock

$31.10

$28.48

$27.01

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Sparkover100V/s 350V 3 Pole

2026-35-C2LF
Bourns
1: $2.15
1,859In Stock

Mfr. Part No.
2026-35-C2LF

Mouser Part No
652-2026-35-C2LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Sparkover100V/s 350V 3 Pole

Learn More

Datasheet

1,859In Stock

$2.15

$1.83

$1.62

$1.51

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 3POLE 90VOLT

2036-09-SMLF
Bourns
1: $1.86
1,685In Stock

Mfr. Part No.
2036-09-SMLF

Mouser Part No
652-2036-09-SMLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 3POLE 90VOLT

Datasheet

1,685In Stock

$1.86

$1.70

$1.41

$1.30

View

Min.: 1
Mult.: 1

Varistors IsoMOV 3KA 175Vrms Bulk In-Line

IsoM3-175-B-L2
Bourns
1: $1.43
2,928In Stock

Mfr. Part No.
IsoM3-175-B-L2

Mouser Part No
652-ISOM3-175-B-L2

Bourns

Varistors IsoMOV 3KA 175Vrms Bulk In-Line

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Datasheet

2,928In Stock

$1.43

$1.03

$0.929

$0.80

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 6.0A/12V

MF-LSMF600/12X-2
Bourns
1: $1.08
5,940In Stock

Mfr. Part No.
MF-LSMF600/12X-2

Mouser Part No
652-MF-LSMF600/12X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 6.0A/12V

Learn More

Datasheet

5,940In Stock

Cut Tape

$1.08

$0.855

$0.739

$0.693

View

Reel

$0.442

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 30V 750MA-HD 40A MAX

MF-MSHT075KX-2
Bourns
1: $0.73
15,617In Stock

Mfr. Part No.
MF-MSHT075KX-2

Mouser Part No
652-MF-MSHT075KX-2

Bourns

Resettable Fuses - PPTC 30V 750MA-HD 40A MAX

Learn More

Datasheet

15,617In Stock

Cut Tape

$0.73

$0.599

$0.538

$0.358

Reel

$0.287

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC PTC RESETTABLE 0.17A 60V RADIAL LEADED

MF-R017-2
Bourns
1: $0.46
10,744In Stock

Mfr. Part No.
MF-R017-2

Mouser Part No
652-MF-R017-2

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 0.17A 60V RADIAL LEADED

Learn More

Datasheet

10,744In Stock

Cut Tape

$0.46

$0.345

$0.323

$0.244

Reel

$0.177

View

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC PTC 7.5A 16V RADIAL LEADED HI-TEMP

MF-RHT750-0
Bourns
1: $1.25
7,284In Stock

Mfr. Part No.
MF-RHT750-0

Mouser Part No
652-MF-RHT750-0

Bourns

Resettable Fuses - PPTC PTC 7.5A 16V RADIAL LEADED HI-TEMP

Learn More

Datasheet

7,284In Stock

$1.25

$1.10

$0.821

$0.803

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 240V .33A-HD 4.5A MAX

MF-RM033/240-2
Bourns
1: $0.69
13,455In Stock

Mfr. Part No.
MF-RM033/240-2

Mouser Part No
652-MF-RM033/240-2

Bourns

Resettable Fuses - PPTC 240V .33A-HD 4.5A MAX

Learn More

Datasheet

13,455In Stock

Cut Tape

$0.69

$0.628

$0.522

$0.482

View

Reel

$0.312

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 60V .145A-HD 3A MAX

MF-RX014/250-0
Bourns
1: $0.73
10,511In Stock

Mfr. Part No.
MF-RX014/250-0

Mouser Part No
652-MF-RX014/250-0

Bourns

Resettable Fuses - PPTC 60V .145A-HD 3A MAX

Learn More

Datasheet

10,511In Stock

$0.73

$0.558

$0.523

$0.395

View

Min.: 1
Mult.: 1

Circuit Protection Devices

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Circuit Protection Devices

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