Circuit Protection – Mouser Finland

.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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

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; }

Part #

Resettable Fuses - PPTC 1210 SMD High-Temp Polymer PTC, 16V/0.75

MF-USHT075KX-2
Bourns
1: 0,593 €
10 799In Stock

Mfr. Part No.
MF-USHT075KX-2

Mouser Part No
652-MF-USHT075KX-2

Bourns

Resettable Fuses - PPTC 1210 SMD High-Temp Polymer PTC, 16V/0.75

Learn More

Datasheet

10 799In Stock

Cut Tape

0,593 €

0,452 €

0,424 €

0,32 €

Reel

0,232 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

Resettable Fuses - PPTC 6V 750MA-HD 40A MAX

MF-USMF075-2
Bourns
1: 0,344 €
24 085In Stock

Mfr. Part No.
MF-USMF075-2

Mouser Part No
652-MF-USMF075-2

Bourns

Resettable Fuses - PPTC 6V 750MA-HD 40A MAX

Learn More

Datasheet

24 085In Stock

Cut Tape

0,344 €

0,31 €

0,285 €

0,20 €

View

Reel

0,162 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

Thermal Cut-offs 72C Low Profile SMD HC TCO

SC72AAB
Bourns
1: 0,912 €
5 474In Stock

Mfr. Part No.
SC72AAB

Mouser Part No
652-SC72AAB

Bourns

Thermal Cut-offs 72C Low Profile SMD HC TCO

Learn More

Datasheet

5 474In Stock

Cut Tape

0,912 €

0,837 €

0,695 €

0,641 €

View

Reel

0,404 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5 000

Surface Mount Fuses 1.25A Fast Acting 0603 SinglFuse

SF-0603F125-2
Bourns
1: 0,387 €
11 508In Stock

Mfr. Part No.
SF-0603F125-2

Mouser Part No
652-SF-0603F125-2

Bourns

Surface Mount Fuses 1.25A Fast Acting 0603 SinglFuse

Learn More

Datasheet

11 508In Stock

Cut Tape

0,387 €

0,339 €

0,289 €

0,256 €

View

Reel

0,183 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5 000

Surface Mount Fuses 1.25A Fast Acting 1206 SinglFuse

SF-1206F125-2
Bourns
1: 0,421 €
56 288In Stock

Mfr. Part No.
SF-1206F125-2

Mouser Part No
652-SF-1206F125-2

Bourns

Surface Mount Fuses 1.25A Fast Acting 1206 SinglFuse

Learn More

Datasheet

56 288In Stock

Cut Tape

0,421 €

0,378 €

0,33 €

0,296 €

View

Reel

0,238 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5 000

Thyristor Surge Protection Devices - TSPD 15V (DRM) 500A (IPP) 30V (B

TISP4030H1BJR-S
Bourns
1: 1,14 €
23 888In Stock

Mfr. Part No.
TISP4030H1BJR-S

Mouser Part No
652-TISP4030H1BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD 15V (DRM) 500A (IPP) 30V (B

Learn More

Datasheet

23 888In Stock

Cut Tape

1,14 €

0,539 €

0,389 €

0,331 €

0,298 €

Reel

0,298 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3 000

Varistors ZV 20V 10%

ZV20K1812801NIR1
Bourns
1: 0,482 €
9 487In Stock

Mfr. Part No.
ZV20K1812801NIR1

Mouser Part No
652-ZV20K1812801NIR1

Bourns

Varistors ZV 20V 10%

Learn More

Datasheet

9 487In Stock

Cut Tape

0,482 €

0,302 €

0,262 €

0,244 €

Reel

0,223 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1 000

Varistors ZV 20V 10%

ZV20K2220122NIR1
Bourns
1: 0,894 €
6 790In Stock

Mfr. Part No.
ZV20K2220122NIR1

Mouser Part No
652-ZV20K2220122NIR1

Bourns

Varistors ZV 20V 10%

Learn More

Datasheet

6 790In Stock

Cut Tape

0,894 €

0,581 €

0,512 €

0,479 €

Reel

0,442 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1 000

Varistors ZV 25V 10%

ZV25K2220122NIR1HT
Bourns
1: 0,851 €
3 066In Stock

Mfr. Part No.
ZV25K2220122NIR1HT

Mouser Part No
652-ZV25K2220122NIRH

Bourns

Varistors ZV 25V 10%

Learn More

Datasheet

3 066In Stock

Cut Tape

0,851 €

0,626 €

0,552 €

0,518 €

Reel

0,479 €

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1 000

Varistors CHIP GUARD 24VOLT

CG0402MLU-24G
Bourns
1: 0,31 €
24 192In Stock

Mfr. Part No.
CG0402MLU-24G

Mouser Part No
652-CG0402MLU-24G

Bourns

Varistors CHIP GUARD 24VOLT

Learn More

Datasheet

24 192In Stock

Cut Tape

0,31 €

0,192 €

0,165 €

0,153 €

View

Reel

0,123 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10 000

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

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 €

0,544 €

View

Reel

0,344 €

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 942In 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 942In Stock

Cut Tape

0,447 €

0,40 €

0,339 €

0,287 €

Reel

0,194 €

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 143In 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 143In Stock

Cut Tape

0,55 €

0,423 €

0,396 €

0,299 €

Reel

0,254 €

View

Min.: 1
Mult.: 1

Reel: 3 000

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

MF-RHT200-2
Bourns
1: 0,645 €
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

0,645 €

0,495 €

0,464 €

0,35 €

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 865In 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 865In 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

0,159 €

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 €

0,695 €

0,493 €

0,413 €

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: 0,421 €
15 076In 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 076In Stock

Cut Tape

0,421 €

0,315 €

0,269 €

0,236 €

View

Reel

0,203 €

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

Surface Mount Fuses 3A Fast Acting 0603 SinglFuse

SF-0603F300-2
Bourns
1: 0,387 €
9 151In Stock

Mfr. Part No.
SF-0603F300-2

Mouser Part No
652-SF-0603F300-2

Bourns

Surface Mount Fuses 3A Fast Acting 0603 SinglFuse

Learn More

Datasheet

9 151In Stock

Cut Tape

0,387 €

0,357 €

0,312 €

0,295 €

View

Reel

0,191 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5 000

Surface Mount Fuses 0.63A Slow Blow 0603 SinglFuse

SF-0603S063-2
Bourns
1: 0,361 €
8 969In Stock

Mfr. Part No.
SF-0603S063-2

Mouser Part No
652-SF-0603S063-2

Bourns

Surface Mount Fuses 0.63A Slow Blow 0603 SinglFuse

Learn More

Datasheet

8 969In Stock

Cut Tape

0,361 €

0,318 €

0,261 €

0,23 €

View

Reel

0,19 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5 000

Surface Mount Fuses 3A Fast Acting 1206 SinglFuse

SF-1206F300-2
Bourns
1: 0,421 €
14 262In Stock

Mfr. Part No.
SF-1206F300-2

Mouser Part No
652-SF-1206F300-2

Bourns

Surface Mount Fuses 3A Fast Acting 1206 SinglFuse

Learn More

Datasheet

14 262In Stock

Cut Tape

0,421 €

0,306 €

0,261 €

0,235 €

View

Reel

0,168 €

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5 000

Circuit Protection Devices

Types of Circuit Protection

Customer Service Office

Company

Resources

Support