.hide-partial { max-height: none; } .show-more { display: none; }

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)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Select a category below to see filtering options and narrow down your search.

Part #

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

GDT28H-120-B
Bourns
1: 1,87 €
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

Learn More

Datasheet

187In Stock

1,87 €

1,62 €

1,30 €

1,13 €

View

Min.: 1
Mult.: 1

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

GDT28H-110-B
Bourns
1: 1,88 €
459In Stock

Mfr. Part No.
GDT28H-110-B

Mouser Part No
652-GDT28H-110-B

Bourns

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

Learn More

Datasheet

459In Stock

1,88 €

1,62 €

1,30 €

1,11 €

View

Min.: 1
Mult.: 1

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

GDT25-42-S1-BK
Bourns
1: 1,02 €
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

Learn More

Datasheet

1 000In Stock

1,02 €

0,823 €

0,681 €

0,598 €

View

Min.: 1
Mult.: 1

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

GDT28H-270-B
Bourns
1: 1,88 €
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

Learn More

Datasheet

305In Stock

1,88 €

1,62 €

1,30 €

1,11 €

View

Min.: 1
Mult.: 1

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

SF-1206SA1200R-2
Bourns
1: 0,636 €
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

0,636 €

0,589 €

0,431 €

0,369 €

View

Reel

0,274 €

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: 0,611 €
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

0,611 €

0,537 €

0,462 €

0,38 €

View

Reel

0,247 €

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: 0,482 €
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

0,482 €

0,44 €

0,391 €

0,343 €

View

Reel

0,292 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4 000

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

MF-LSMF125X-2
Bourns
1: 0,215 €
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

0,215 €

0,212 €

Reel

0,212 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 6 000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V

GDT35-35-S1-RP
Bourns
1: 1,40 €
1 587In Stock

Mfr. Part No.
GDT35-35-S1-RP

Mouser Part No
652-GDT35-35-S1-RP

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Next-Generation GDT 5mm 350V

Learn More

Datasheet

1 587In Stock

Cut Tape

1,40 €

1,30 €

1,08 €

0,989 €

Reel

0,705 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1 000

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

GDT35-42-S1-RP
Bourns
1: 1,40 €
1 978In Stock

Mfr. Part No.
GDT35-42-S1-RP

Mouser Part No
652-GDT35-42-S1-RP

Bourns

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

Learn More

Datasheet

1 978In Stock

Cut Tape

1,40 €

1,30 €

1,08 €

0,989 €

Reel

0,718 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1 000

Varistors CHIP GUARD 24VOLT

CG0402MLU-24G
Bourns
1: 0,31 €
24 251In Stock

Mfr. Part No.
CG0402MLU-24G

Mouser Part No
652-CG0402MLU-24G

Bourns

Varistors CHIP GUARD 24VOLT

Learn More

Datasheet

24 251In Stock

Cut Tape

0,31 €

0,192 €

0,165 €

0,153 €

View

Reel

0,123 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10 000

Thermal Cut-offs TRIP TEMP 77C 5C TOL

HC77AY-1
Bourns
1: 1,29 €
3 413In Stock

Mfr. Part No.
HC77AY-1

Mouser Part No
652-HC77AY-1

Bourns

Thermal Cut-offs TRIP TEMP 77C 5C TOL

Learn More

Datasheet

3 413In Stock

1,29 €

1,20 €

0,989 €

0,912 €

View

Min.: 1
Mult.: 1

Varistors IsoMOV 3KA 300Vrms Bulk In-Line

IsoM3-300-B-L2
Bourns
1: 1,11 €
3 265In Stock

Mfr. Part No.
IsoM3-300-B-L2

Mouser Part No
652-ISOM3-300-B-L2

Bourns

Varistors IsoMOV 3KA 300Vrms Bulk In-Line

Learn More

Datasheet

3 265In Stock

1,11 €

0,808 €

0,733 €

0,648 €

View

Min.: 1
Mult.: 1

Varistors IsoMOV 5KA 420Vrms Bulk In-Line

IsoM5-420-B-L2
Bourns
1: 2,18 €
5 080In Stock

Mfr. Part No.
IsoM5-420-B-L2

Mouser Part No
652-ISOM5-420-B-L2

Bourns

Varistors IsoMOV 5KA 420Vrms Bulk In-Line

Learn More

Datasheet

5 080In Stock

2,18 €

1,38 €

1,17 €

0,929 €

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 6V 3.0A-HD 40A MAX

MF-LSMF300X-2
Bourns
1: 0,774 €
7 626In Stock

Mfr. Part No.
MF-LSMF300X-2

Mouser Part No
652-MF-LSMF300X-2

Bourns

Resettable Fuses - PPTC 6V 3.0A-HD 40A MAX

Learn More

Datasheet

7 626In Stock

Cut Tape

0,774 €

0,709 €

0,587 €

0,543 €

View

Reel

0,335 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 6 000

Resettable Fuses - PPTC 60V .5A-HD 40A MAX

MF-R050-2
Bourns
1: 0,447 €
11 952In Stock

Mfr. Part No.
MF-R050-2

Mouser Part No
652-MF-R050-2

Bourns

Resettable Fuses - PPTC 60V .5A-HD 40A MAX

Learn More

Datasheet

11 952In Stock

Cut Tape

0,447 €

0,40 €

0,339 €

0,287 €

Reel

0,196 €

View

Min.: 1
Mult.: 1

Reel: 3 000

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

MF-R250-0-14
Bourns
1: 0,559 €
7 904In Stock

Mfr. Part No.
MF-R250-0-14

Mouser Part No
652-MF-R250-0-14

Bourns

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

Learn More

Datasheet

7 904In Stock

0,559 €

0,424 €

0,397 €

0,30 €

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 30V 2.5A-HD 40A MAX

MF-R250-2
Bourns
1: 0,55 €
8 146In Stock

Mfr. Part No.
MF-R250-2

Mouser Part No
652-MF-R250-2

Bourns

Resettable Fuses - PPTC 30V 2.5A-HD 40A MAX

Learn More

Datasheet

8 146In Stock

Cut Tape

0,55 €

0,423 €

0,396 €

0,299 €

Reel

0,255 €

View

Min.: 1
Mult.: 1

Reel: 3 000

Resettable Fuses - PPTC PTC 2.0A 16V RADIAL LEADED HI-TEMP

MF-RHT200-2
Bourns
1: 0,636 €
11 614In Stock

Mfr. Part No.
MF-RHT200-2

Mouser Part No
652-MF-RHT200-2

Bourns

Resettable Fuses - PPTC PTC 2.0A 16V RADIAL LEADED HI-TEMP

Learn More

Datasheet

11 614In Stock

Cut Tape

0,636 €

0,494 €

0,463 €

0,349 €

Reel

0,255 €

View

Min.: 1
Mult.: 1

Reel: 3 000

Resettable Fuses - PPTC 72V 1.6A-HD 40A MAX

MF-RX160/72-0
Bourns
1: 0,292 €
12 866In Stock

Mfr. Part No.
MF-RX160/72-0

Mouser Part No
652-MF-RX160/72-0

Bourns

Resettable Fuses - PPTC 72V 1.6A-HD 40A MAX

Learn More

Datasheet

12 866In Stock

0,292 €

0,27 €

0,242 €

0,234 €

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 60V 300MA-HD 10A MAX

MF-SMDF030-2
Bourns
1: 0,464 €
59 341In Stock

Mfr. Part No.
MF-SMDF030-2

Mouser Part No
652-MF-SMDF030-2

Bourns

Resettable Fuses - PPTC 60V 300MA-HD 10A MAX

Learn More

Datasheet

59 341In Stock

Cut Tape

0,464 €

0,353 €

0,331 €

0,25 €

View

Reel

0,226 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 6 000

Varistors PV 300V 10%

PV300K3225R2
Bourns
1: 0,499 €
9 851In Stock

Mfr. Part No.
PV300K3225R2

Mouser Part No
652-PV300K3225R2

Bourns

Varistors PV 300V 10%

Learn More

Datasheet

9 851In Stock

Cut Tape

0,499 €

0,313 €

0,273 €

0,254 €

Reel

0,231 €

View

Min.: 1
Mult.: 1

Reel: 1 000

Thermal Cut-offs 77C Low Profile SMD HC TCO

SC77AAB
Bourns
1: 0,912 €
9 556In Stock

Mfr. Part No.
SC77AAB

Mouser Part No
652-SC77AAB

Bourns

Thermal Cut-offs 77C Low Profile SMD HC TCO

Learn More

Datasheet

9 556In Stock

Cut Tape

0,912 €

0,837 €

0,694 €

0,445 €

0,403 €

Reel

0,403 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5 000

Surface Mount Fuses 0.5A Fast Acting 0402 SinglFuse

SF-0402F050-2
Bourns
1: 0,353 €
15 114In Stock

Mfr. Part No.
SF-0402F050-2

Mouser Part No
652-SF-0402F050-2

Bourns

Surface Mount Fuses 0.5A Fast Acting 0402 SinglFuse

Learn More

Datasheet

15 114In Stock

Cut Tape

0,353 €

0,245 €

0,213 €

0,198 €

Reel

0,198 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10 000

Surface Mount Fuses 0.4A Fast Acting 0603 Singlfuse

SF-0603F040-2
Bourns
1: 0,525 €
6 946In Stock

Mfr. Part No.
SF-0603F040-2

Mouser Part No
652-SF-0603F040-2

Bourns

Surface Mount Fuses 0.4A Fast Acting 0603 Singlfuse

Learn More

Datasheet

6 946In Stock

Cut Tape

0,525 €

0,438 €

0,369 €

0,307 €

View

Reel

0,194 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5 000

Circuit Protection Devices

All Results (8 097)

Customer Service Office

Company

Resources

Support

Circuit Protection Devices

All Results (8 097)

Circuit Protection

Industrial Automation

Semiconductors

Thermal Management