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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 (8,097)

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Part #

Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL

TISP4070J3BJR-S
Bourns
1: $2.50
9,082In 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

9,082In Stock

Cut Tape

$2.50

$1.60

$0.657

Reel

$0.656

$0.635

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors 18 VDC .4J 38V-CL 355PF

ZV14K0805121NIR1
Bourns
1: $0.25
31,026In Stock

Mfr. Part No.
ZV14K0805121NIR1

Mouser Part No
652-ZV14K0805121NIR1

Bourns

Varistors 18 VDC .4J 38V-CL 355PF

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Datasheet

31,026In Stock

Cut Tape

$0.25

$0.152

$0.129

$0.124

Reel

$0.108

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Varistors ZV 35V 10%

ZV35K1206121NIR1
Bourns
1: $0.348
14,835In Stock

Mfr. Part No.
ZV35K1206121NIR1

Mouser Part No
652-ZV35K1206121NIR1

Bourns

Varistors ZV 35V 10%

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Datasheet

14,835In Stock

Cut Tape

$0.348

$0.21

$0.181

$0.165

Reel

$0.142

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Varistors ZV 50V 10%

ZV50K1210251NIR1HT
Bourns
1: $0.487
14,343In Stock

Mfr. Part No.
ZV50K1210251NIR1HT

Mouser Part No
652-ZV50K1210251NIRH

Bourns

Varistors ZV 50V 10%

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Datasheet

14,343In Stock

Cut Tape

$0.487

$0.296

$0.256

$0.236

Reel

$0.206

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Varistors ZV 60 K 1210 251 NI R1

ZV60K1210251NIR1
Bourns
1: $0.445
11,750In Stock

Mfr. Part No.
ZV60K1210251NIR1

Mouser Part No
652-ZV60K1210251NIR1

Bourns

Varistors ZV 60 K 1210 251 NI R1

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Datasheet

11,750In Stock

Cut Tape

$0.445

$0.275

$0.236

$0.218

Reel

$0.19

View

Min.: 1
Mult.: 1

Reel: 2,000

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

2020-42T-C2FLF
Bourns
1: $6.00
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

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Datasheet

1,000In Stock

$6.00

$4.98

$3.57

$3.22

View

Min.: 1
Mult.: 1

Varistors AV AUTO SERIES 20V

AV20K2220122NIR1
Bourns
1: $1.72
4,086In Stock

Mfr. Part No.
AV20K2220122NIR1

Mouser Part No
652-AV20K2220122NIR1

Bourns

Varistors AV AUTO SERIES 20V

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Datasheet

4,086In Stock

Cut Tape

$1.72

$1.30

$1.16

$1.09

Reel

$0.808

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Varistors IsoMOV 5KA 175Vrms Bulk In-Line

IsoM5-175-B-L2
Bourns
1: $2.15
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

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Datasheet

4,043In Stock

$2.15

$1.57

$1.43

$1.27

View

Min.: 1
Mult.: 1

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

MF-FSHT016KX-2
Bourns
1: $0.681
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

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Datasheet

22,603In Stock

Cut Tape

$0.681

$0.516

$0.484

$0.366

View

Reel

$0.235

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: $0.681
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

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Datasheet

20,804In Stock

Cut Tape

$0.681

$0.563

$0.513

$0.386

View

Reel

$0.249

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 16V 160MA-HD 40A MAX

MF-PSHT016KX-2
Bourns
1: $0.695
10,393In Stock

Mfr. Part No.
MF-PSHT016KX-2

Mouser Part No
652-MF-PSHT016KX-2

Bourns

Resettable Fuses - PPTC 16V 160MA-HD 40A MAX

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Datasheet

10,393In Stock

Cut Tape

$0.695

$0.525

$0.492

$0.373

Reel

$0.282

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC PTC RESETTABLE 0.1A 60V RADIAL LEADED

MF-R010-AP
Bourns
1: $0.626
17,236In Stock

Mfr. Part No.
MF-R010-AP

Mouser Part No
652-MF-R010-AP

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 0.1A 60V RADIAL LEADED

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Datasheet

17,236In Stock

$0.626

$0.48

$0.449

$0.339

View

Reel

$0.218

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC PTC RESETTABLE 0.75A 60V RADIAL LEADED

MF-R075-AP
Bourns
1: $0.862
11,992In Stock

Mfr. Part No.
MF-R075-AP

Mouser Part No
652-MF-R075-AP

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 0.75A 60V RADIAL LEADED

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Datasheet

11,992In Stock

$0.862

$0.792

$0.657

$0.606

View

Reel

$0.342

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 30V 1.85A-HD 40A MAX

MF-R185-0-17
Bourns
1: $0.834
12,289In Stock

Mfr. Part No.
MF-R185-0-17

Mouser Part No
652-MF-R185-0-17

Bourns

Resettable Fuses - PPTC 30V 1.85A-HD 40A MAX

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Datasheet

12,289In Stock

$0.834

$0.639

$0.599

$0.453

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC PTC RESETTABLE 2.5A 30V RADIAL LEADED

MF-R250-2-10
Bourns
1: $0.904
8,416In Stock

Mfr. Part No.
MF-R250-2-10

Mouser Part No
652-MF-R250-2-10

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 2.5A 30V RADIAL LEADED

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Datasheet

8,416In Stock

Cut Tape

$0.904

$0.685

$0.642

$0.485

Reel

$0.352

View

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC PTC 10.0A 16V RADIAL LEADED HI-TEMP

MF-RHT1000-2
Bourns
1: $1.28
8,824In Stock

Mfr. Part No.
MF-RHT1000-2

Mouser Part No
652-MF-RHT1000-2

Bourns

Resettable Fuses - PPTC PTC 10.0A 16V RADIAL LEADED HI-TEMP

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Datasheet

8,824In Stock

Cut Tape

$1.28

$1.27

$0.609

Reel

$0.607

Min.: 1
Mult.: 1

Reel: 1,000

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

MF-RX014/250-2
Bourns
1: $1.04
5,882In Stock

Mfr. Part No.
MF-RX014/250-2

Mouser Part No
652-MF-RX014/250-2

Bourns

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

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Datasheet

5,882In Stock

Cut Tape

$1.04

$0.799

$0.749

$0.566

View

Reel

$0.388

Min.: 1
Mult.: 1

Reel: 6,000

Resettable Fuses - PPTC PTC RESETTABLE 0.5A 72V RADIAL LEADED

MF-RX050/72-AP
Bourns
1: $0.667
9,455In Stock

Mfr. Part No.
MF-RX050/72-AP

Mouser Part No
652-MF-RX050/72-AP

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 0.5A 72V RADIAL LEADED

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Datasheet

9,455In Stock

$0.667

$0.502

$0.471

$0.356

View

Reel

$0.228

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 60V .3A-HD 40A MAX

MF-R030
Bourns
1: $0.32
19,108In Stock

Mfr. Part No.
MF-R030

Mouser Part No
652-MFR030

Bourns

Resettable Fuses - PPTC 60V .3A-HD 40A MAX

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Datasheet

19,108In Stock

$0.32

$0.291

$0.235

$0.229

View

Min.: 1
Mult.: 1

Thermal Cut-offs Trip Temp 85c 5c TOL

NR85AB0
Bourns
1: $2.27
3,660In Stock

Mfr. Part No.
NR85AB0

Mouser Part No
652-NR85AB0

Bourns

Thermal Cut-offs Trip Temp 85c 5c TOL

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Datasheet

3,660In Stock

$2.27

$2.10

$1.81

$1.64

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5500volts 1pF STRAIGHT LEADS

SA2-5500-CLT-STD
Bourns
1: $4.80
2,237In Stock

Mfr. Part No.
SA2-5500-CLT-STD

Mouser Part No
652-SA2-5500-CLTSTD

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5500volts 1pF STRAIGHT LEADS

Learn More

Datasheet

2,237In Stock

Cut Tape

$4.80

$3.99

$3.68

$3.06

Reel

$1.88

View

Min.: 1
Mult.: 1

Reel: 1,000

Surface Mount Fuses .5A 32V FAST ACTING

SF-0402FP050-2
Bourns
1: $1.00
19,774In Stock

Mfr. Part No.
SF-0402FP050-2

Mouser Part No
652-SF-0402FP050-2

Bourns

Surface Mount Fuses .5A 32V FAST ACTING

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Datasheet

19,774In Stock

Cut Tape

$1.00

$0.84

$0.708

$0.588

View

Reel

$0.368

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Surface Mount Fuses 5A 32V FAST ACTING

SF-0603FP500-2
Bourns
1: $0.945
12,898In Stock

Mfr. Part No.
SF-0603FP500-2

Mouser Part No
652-SF-0603FP500-2

Bourns

Surface Mount Fuses 5A 32V FAST ACTING

Learn More

Datasheet

12,898In Stock

Cut Tape

$0.945

$0.796

$0.67

$0.584

View

Reel

$0.348

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Surface Mount Fuses 1.25A 63V TIME DELAY

SF-1206SP125-2
Bourns
1: $0.862
16,812In Stock

Mfr. Part No.
SF-1206SP125-2

Mouser Part No
652-SF-1206SP125-2

Bourns

Surface Mount Fuses 1.25A 63V TIME DELAY

Learn More

Datasheet

16,812In Stock

Cut Tape

$0.862

$0.771

$0.67

$0.556

View

Reel

$0.348

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Thyristor Surge Protection Devices - TSPD 65V

TISP4080H3BJR-S
Bourns
1: $1.90
5,259In Stock

Mfr. Part No.
TISP4080H3BJR-S

Mouser Part No
652-TISP4080H3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD 65V

Learn More

Datasheet

5,259In Stock

Cut Tape

$1.90

$1.19

$0.792

$0.623

Reel

$0.455

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Circuit Protection Devices

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