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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 #

Thermal Cut-offs Trip Temp 72c 5c TOL

NR72CB0
Bourns
1: $1.50
4,427In Stock

Mfr. Part No.
NR72CB0

Mouser Part No
652-NR72CB0

Bourns

Thermal Cut-offs Trip Temp 72c 5c TOL

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Datasheet

4,427In Stock

$1.50

$1.31

$1.16

$0.883

View

Min.: 1
Mult.: 1

Varistors PV 130V 10%

PV130K3225R2
Bourns
1: $0.73
6,457In Stock

Mfr. Part No.
PV130K3225R2

Mouser Part No
652-PV130K3225R2

Bourns

Varistors PV 130V 10%

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Datasheet

6,457In Stock

Cut Tape

$0.73

$0.463

$0.405

$0.377

Reel

$0.325

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Varistors PV 60V 10%

PV60K3225R2
Bourns
1: $0.73
4,694In Stock

Mfr. Part No.
PV60K3225R2

Mouser Part No
652-PV60K3225R2

Bourns

Varistors PV 60V 10%

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Datasheet

4,694In Stock

Cut Tape

$0.73

$0.463

$0.404

$0.377

Reel

$0.323

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Thermal Cut-offs HC TCO 82C BL-51

SA82SB0
Bourns
1: $1.08
8,360In Stock

Mfr. Part No.
SA82SB0

Mouser Part No
652-SA82SB0

Bourns

Thermal Cut-offs HC TCO 82C BL-51

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Datasheet

8,360In Stock

Cut Tape

$1.08

$0.996

$0.827

$0.726

View

Reel

$0.465

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 0.315A Fast Acting 0402 Singlfuse

SF-0402F0315-2
Bourns
1: $0.68
6,994In Stock

Mfr. Part No.
SF-0402F0315-2

Mouser Part No
652-SF-0402F0315-2

Bourns

Surface Mount Fuses 0.315A Fast Acting 0402 Singlfuse

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Datasheet

6,994In Stock

Cut Tape

$0.68

$0.541

$0.456

$0.40

View

Reel

$0.253

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 1.5A Fast Acting 0402 SinglFuse

SF-0402F150-2
Bourns
1: $0.68
17,997In Stock

Mfr. Part No.
SF-0402F150-2

Mouser Part No
652-SF-0402F150-2

Bourns

Surface Mount Fuses 1.5A Fast Acting 0402 SinglFuse

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Datasheet

17,997In Stock

Cut Tape

$0.68

$0.541

$0.456

$0.40

View

Reel

$0.261

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 3A Fast Acting 0402 SinglFuse

SF-0402F300-2
Bourns
1: $0.55
15,061In Stock

Mfr. Part No.
SF-0402F300-2

Mouser Part No
652-SF-0402F300-2

Bourns

Surface Mount Fuses 3A Fast Acting 0402 SinglFuse

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Datasheet

15,061In Stock

Cut Tape

$0.55

$0.504

$0.448

$0.412

View

Reel

$0.253

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 0603 time-lag met-foil. 1.5A Auto

SF-0603SPA150R-2
Bourns
1: $0.85
6,365In Stock

Mfr. Part No.
SF-0603SPA150R-2

Mouser Part No
652-SF-0603SPA150R-2

Bourns

Surface Mount Fuses 0603 time-lag met-foil. 1.5A Auto

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Datasheet

6,365In Stock

Cut Tape

$0.85

$0.744

$0.644

$0.591

View

Reel

$0.506

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 1.5A 63V FAST ACTING

SF-1206FP150-2
Bourns
1: $0.68
26,123In Stock

Mfr. Part No.
SF-1206FP150-2

Mouser Part No
652-SF-1206FP150-2

Bourns

Surface Mount Fuses 1.5A 63V FAST ACTING

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Datasheet

26,123In Stock

Cut Tape

$0.68

$0.541

$0.456

$0.40

View

Reel

$0.252

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 1206 slow-blow met-foil. 20A Auto

SF-1206SA2000R-2
Bourns
1: $0.98
7,671In Stock

Mfr. Part No.
SF-1206SA2000R-2

Mouser Part No
652-SF-1206SA2000R-2

Bourns

Surface Mount Fuses 1206 slow-blow met-foil. 20A Auto

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Datasheet

7,671In Stock

Cut Tape

$0.98

$0.779

$0.656

$0.57

View

Reel

$0.349

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses .5A 63V TIME DELAY

SF-1206SP050-2
Bourns
1: $0.72
8,054In Stock

Mfr. Part No.
SF-1206SP050-2

Mouser Part No
652-SF-1206SP050-2

Bourns

Surface Mount Fuses .5A 63V TIME DELAY

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Datasheet

8,054In Stock

Cut Tape

$0.72

$0.573

$0.482

$0.424

View

Reel

$0.267

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Thyristor Surge Protection Devices - TSPD 120V

TISP4145H3BJR-S
Bourns
1: $1.45
11,304In Stock

Mfr. Part No.
TISP4145H3BJR-S

Mouser Part No
652-TISP4145H3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD 120V

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Datasheet

11,304In Stock

Cut Tape

$1.45

$0.897

$0.591

$0.463

Reel

$0.361

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL

TISP4310T3BJR-S
Bourns
1: $1.23
11,050In Stock

Mfr. Part No.
TISP4310T3BJR-S

Mouser Part No
652-TISP4310T3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL

Datasheet

11,050In Stock

Cut Tape

$1.23

$0.771

$0.507

$0.394

Reel

$0.344

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1100 V

GDT28H-110-BRP
Bourns
1: $1.81
1,456In Stock

Mfr. Part No.
GDT28H-110-BRP

Mouser Part No
652-GDT28H-110-BRP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1100 V

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Datasheet

1,456In Stock

Cut Tape

$1.81

$1.67

$1.39

$1.28

Reel

$1.02

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 2POLE 230VOLT

2027-23-BT1LF
Bourns
1: $1.54
2,997In Stock

Mfr. Part No.
2027-23-BT1LF

Mouser Part No
652-2027-23-BT1LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 2POLE 230VOLT

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Datasheet

2,997In Stock

Cut Tape

$1.54

$1.42

$1.18

$1.09

Reel

$0.771

View

Min.: 1
Mult.: 1

: 1,000

LED Protection Devices 18volts

LSP1800AJR-S
Bourns
1: $0.97
9,868In Stock

Mfr. Part No.
LSP1800AJR-S

Mouser Part No
652-LSP1800AJR-S

Bourns

LED Protection Devices 18volts

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Datasheet

9,868In Stock

Cut Tape

$0.97

$0.594

$0.387

$0.298

Reel

$0.203

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

MF-FSHT016KX-2
Bourns
1: $0.49
22,378In 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

22,378In Stock

Cut Tape

$0.49

$0.371

$0.348

$0.263

View

Reel

$0.169

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 2.6A/6V

MF-LSMF260/6X-2
Bourns
1: $0.71
8,841In Stock

Mfr. Part No.
MF-LSMF260/6X-2

Mouser Part No
652-MF-LSMF260/6X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 2.6A/6V

Learn More

Datasheet

8,841In Stock

Cut Tape

$0.71

$0.559

$0.506

$0.386

View

Reel

$0.29

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/12V

MF-LSMF330/12X-2
Bourns
1: $0.90
12,644In Stock

Mfr. Part No.
MF-LSMF330/12X-2

Mouser Part No
652-MF-LSMF330/12X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/12V

Learn More

Datasheet

12,644In Stock

Cut Tape

$0.90

$0.71

$0.646

$0.488

View

Reel

$0.361

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/16V

MF-LSMF330/16X-2
Bourns
1: $1.07
7,452In Stock

Mfr. Part No.
MF-LSMF330/16X-2

Mouser Part No
652-MF-LSMF330/16X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/16V

Learn More

Datasheet

7,452In Stock

Cut Tape

$1.07

$0.84

$0.758

$0.587

View

Reel

$0.442

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/24V

MF-LSMF330/24X-2
Bourns
1: $1.45
9,391In Stock

Mfr. Part No.
MF-LSMF330/24X-2

Mouser Part No
652-MF-LSMF330/24X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/24V

Learn More

Datasheet

9,391In Stock

Cut Tape

$1.45

$1.12

$0.837

$0.818

$0.76

Reel

$0.692

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

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

MF-MSMF150/12-2
Bourns
1: $0.52
18,899In 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

18,899In Stock

Cut Tape

$0.52

$0.394

$0.37

$0.279

View

Reel

$0.179

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 6V 350MA-HD 40A MAX

MF-PSMF035X-2
Bourns
1: $0.32
18,834In Stock

Mfr. Part No.
MF-PSMF035X-2

Mouser Part No
652-MF-PSMF035X-2

Bourns

Resettable Fuses - PPTC 6V 350MA-HD 40A MAX

Learn More

Datasheet

18,834In Stock

Cut Tape

$0.32

$0.263

$0.238

$0.206

Reel

$0.198

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

MF-R010-AP
Bourns
1: $0.45
16,807In 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

Learn More

Datasheet

16,807In Stock

$0.45

$0.345

$0.323

$0.244

View

Reel

$0.157

Min.: 1
Mult.: 1

: 4,000

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

MF-R075-AP
Bourns
1: $0.52
10,744In 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

Learn More

Datasheet

10,744In Stock

$0.52

$0.483

$0.385

$0.291

View

Reel

$0.184

Min.: 1
Mult.: 1

: 4,000

Circuit Protection Devices

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Circuit Protection Devices

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