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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 #

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

2036-09-SMLF
Bourns
1: £1.40
1,595In 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

1,595In Stock

£1.40

£1.27

£1.06

£0.978

View

Min.: 1
Mult.: 1

Varistors IsoMOV 3KA 175Vrms Bulk In-Line

IsoM3-175-B-L2
Bourns
1: £1.07
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

£1.07

£0.773

£0.698

£0.601

View

Min.: 1
Mult.: 1

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

MF-LSMF600/12X-2
Bourns
1: £0.811
5,910In 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

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Datasheet

5,910In Stock

Cut Tape

£0.811

£0.642

£0.555

£0.52

View

Reel

£0.332

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

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

MF-MSHT075KX-2
Bourns
1: £0.548
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

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Datasheet

15,617In Stock

Cut Tape

£0.548

£0.45

£0.404

£0.269

Reel

£0.216

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

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

MF-R017-2
Bourns
1: £0.346
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

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Datasheet

10,744In Stock

Cut Tape

£0.346

£0.259

£0.243

£0.183

Reel

£0.134

View

Min.: 1
Mult.: 1

: 3,000

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

MF-RHT750-0
Bourns
1: £0.943
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

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Datasheet

7,284In Stock

£0.943

£0.826

£0.616

£0.603

View

Min.: 1
Mult.: 1

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

MF-RM033/240-2
Bourns
1: £0.518
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

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Datasheet

13,455In Stock

Cut Tape

£0.518

£0.471

£0.392

£0.362

View

Reel

£0.234

Min.: 1
Mult.: 1

: 4,000

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

MF-RX014/250-0
Bourns
1: £0.548
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

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Datasheet

10,511In Stock

£0.548

£0.419

£0.393

£0.297

View

Min.: 1
Mult.: 1

Thermal Cut-offs Trip Temp 72c 5c TOL

NR72CB0
Bourns
1: £1.05
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

£1.05

£0.943

£0.863

£0.622

View

Min.: 1
Mult.: 1

Varistors PV 130V 10%

PV130K3225R2
Bourns
1: £0.548
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

£0.548

£0.347

£0.304

£0.283

Reel

£0.244

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Varistors PV 60V 10%

PV60K3225R2
Bourns
1: £0.548
4,694In Stock

Mfr. Part No.
PV60K3225R2

Mouser Part No
652-PV60K3225R2

Bourns

Varistors PV 60V 10%

Learn More

Datasheet

4,694In Stock

Cut Tape

£0.548

£0.347

£0.303

£0.283

Reel

£0.243

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Thermal Cut-offs HC TCO 82C BL-51

SA82SB0
Bourns
1: £0.811
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

£0.811

£0.748

£0.746

£0.62

View

Reel

£0.344

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 0.315A Fast Acting 0402 Singlfuse

SF-0402F0315-2
Bourns
1: £0.511
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

Learn More

Datasheet

6,994In Stock

Cut Tape

£0.511

£0.406

£0.342

£0.30

View

Reel

£0.19

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 0.75A Fast Acting 0402 SinglFuse

SF-0402F075-2
Bourns
1: £0.608
16,715In Stock

Mfr. Part No.
SF-0402F075-2

Mouser Part No
652-SF-0402F075-2

Bourns

Surface Mount Fuses 0.75A Fast Acting 0402 SinglFuse

Learn More

Datasheet

16,715In Stock

Cut Tape

£0.608

£0.561

£0.466

£0.43

View

Reel

£0.293

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 1.5A Fast Acting 0402 SinglFuse

SF-0402F150-2
Bourns
1: £0.511
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

Learn More

Datasheet

17,997In Stock

Cut Tape

£0.511

£0.406

£0.342

£0.30

View

Reel

£0.196

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Surface Mount Fuses 3A Fast Acting 0402 SinglFuse

SF-0402F300-2
Bourns
1: £0.413
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

Learn More

Datasheet

15,061In Stock

Cut Tape

£0.413

£0.378

£0.336

£0.309

View

Reel

£0.19

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

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

SF-0603SPA150R-2
Bourns
1: £0.586
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

Learn More

Datasheet

6,365In Stock

Cut Tape

£0.586

£0.532

£0.465

£0.437

View

Reel

£0.357

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 1.5A 63V FAST ACTING

SF-1206FP150-2
Bourns
1: £0.511
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

Learn More

Datasheet

26,123In Stock

Cut Tape

£0.511

£0.406

£0.342

£0.30

£0.277

Reel

£0.277

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SF-1206SA2000R-2
Bourns
1: £0.736
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

Learn More

Datasheet

7,671In Stock

Cut Tape

£0.736

£0.585

£0.492

£0.428

View

Reel

£0.262

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses .5A 63V TIME DELAY

SF-1206SP050-2
Bourns
1: £0.54
8,054In Stock

Mfr. Part No.
SF-1206SP050-2

Mouser Part No
652-SF-1206SP050-2

Bourns

Surface Mount Fuses .5A 63V TIME DELAY

Learn More

Datasheet

8,054In Stock

Cut Tape

£0.54

£0.43

£0.362

£0.319

View

Reel

£0.201

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Thyristor Surge Protection Devices - TSPD 120V

TISP4145H3BJR-S
Bourns
1: £1.09
11,304In Stock

Mfr. Part No.
TISP4145H3BJR-S

Mouser Part No
652-TISP4145H3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD 120V

Learn More

Datasheet

11,304In Stock

Cut Tape

£1.09

£0.673

£0.443

£0.347

Reel

£0.271

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD BI-DIRECTIONL PRTCTR 200volts

TISP4265M3BJR-S
Bourns
1: £0.925
12,007In Stock

Mfr. Part No.
TISP4265M3BJR-S

Mouser Part No
652-TISP4265M3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD BI-DIRECTIONL PRTCTR 200volts

Learn More

Datasheet

12,007In Stock

Cut Tape

£0.925

£0.579

£0.381

£0.296

Reel

£0.233

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Thyristor Surge Protection Devices - TSPD PROTECTOR - SINGLE BIDIRECTIONAL

TISP4310T3BJR-S
Bourns
1: £0.925
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

£0.925

£0.579

£0.381

£0.296

Reel

£0.258

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

2027-23-BT1LF
Bourns
1: £1.15
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

Learn More

Datasheet

2,997In Stock

Cut Tape

£1.15

£1.07

£0.882

£0.818

View

Reel

£0.618

Min.: 1
Mult.: 1

: 1,000

LED Protection Devices 18volts

LSP1800AJR-S
Bourns
1: £0.728
9,868In Stock

Mfr. Part No.
LSP1800AJR-S

Mouser Part No
652-LSP1800AJR-S

Bourns

LED Protection Devices 18volts

Learn More

Datasheet

9,868In Stock

Cut Tape

£0.728

£0.446

£0.291

£0.223

Reel

£0.153

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Circuit Protection Devices

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Circuit Protection Devices

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