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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

LC72AY-1
Bourns
1: 1,05 €
2 486In Stock

Mfr. Part No.
LC72AY-1

Mouser Part No
652-LC72AY-1

Bourns

Thermal Cut-offs TRIP TEMP 72C 5C TOL

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Datasheet

2 486In Stock

1,05 €

0,929 €

0,697 €

0,639 €

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 2.0A/15V

MF-LSMF200X-2
Bourns
1: 0,611 €
13 430In Stock

Mfr. Part No.
MF-LSMF200X-2

Mouser Part No
652-MF-LSMF200X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 2.0A/15V

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Datasheet

13 430In Stock

Cut Tape

0,611 €

0,469 €

0,439 €

0,332 €

View

Reel

0,26 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

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

MF-LSMF300X-2
Bourns
1: 0,80 €
7 621In Stock

Mfr. Part No.
MF-LSMF300X-2

Mouser Part No
652-MF-LSMF300X-2

Bourns

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

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Datasheet

7 621In Stock

Cut Tape

0,80 €

0,61 €

0,572 €

0,432 €

View

Reel

0,282 €

MouseReel Available

Min.: 1
Mult.: 1

: 6 000

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

MF-R250-0-14
Bourns
1: 0,559 €
7 891In 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

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Datasheet

7 891In Stock

0,559 €

0,424 €

0,397 €

0,30 €

View

Min.: 1
Mult.: 1

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

MF-RHT200-2
Bourns
1: 0,645 €
11 380In 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

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Datasheet

11 380In Stock

Cut Tape

0,645 €

0,495 €

0,464 €

0,35 €

Reel

0,255 €

View

Min.: 1
Mult.: 1

: 3 000

Resettable Fuses - PPTC PTC 0.12A 250V RADIAL LEADED TELECOM

MF-RX012/250-2
Bourns
1: 0,482 €
14 614In Stock

Mfr. Part No.
MF-RX012/250-2

Mouser Part No
652-MF-RX012/250-2

Bourns

Resettable Fuses - PPTC PTC 0.12A 250V RADIAL LEADED TELECOM

Learn More

Datasheet

14 614In Stock

Cut Tape

0,482 €

0,41 €

0,378 €

0,329 €

View

Reel

0,202 €

Min.: 1
Mult.: 1

: 6 000

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

MF-RX160/72-0
Bourns
1: 0,335 €
11 546In 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

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Datasheet

11 546In Stock

0,335 €

0,287 €

0,26 €

0,238 €

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 60V 1.85A-HD 40A MAX

MF-RX185/72-0
Bourns
1: 0,353 €
12 878In Stock

Mfr. Part No.
MF-RX185/72-0

Mouser Part No
652-MF-RX185/72-0

Bourns

Resettable Fuses - PPTC 60V 1.85A-HD 40A MAX

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Datasheet

12 878In Stock

0,353 €

0,306 €

0,304 €

0,23 €

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC PTC RESETTABLE 3.0A 72V RADIAL LEADED

MF-RX300/72-2
Bourns
1: 0,611 €
7 420In Stock

Mfr. Part No.
MF-RX300/72-2

Mouser Part No
652-MF-RX300/72-2

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 3.0A 72V RADIAL LEADED

Learn More

Datasheet

7 420In Stock

Cut Tape

0,611 €

0,562 €

0,466 €

0,43 €

Reel

0,295 €

View

Min.: 1
Mult.: 1

: 3 000

Varistors PV 300V 10%

PV300K3225R2
Bourns
1: 0,628 €
8 634In Stock

Mfr. Part No.
PV300K3225R2

Mouser Part No
652-PV300K3225R2

Bourns

Varistors PV 300V 10%

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Datasheet

8 634In Stock

Cut Tape

0,628 €

0,397 €

0,347 €

0,324 €

Reel

0,298 €

View

Min.: 1
Mult.: 1

: 1 000

Thermal Cut-offs 77C Low Profile SMD HC TCO

SC77AAB
Bourns
1: 0,912 €
9 540In Stock

Mfr. Part No.
SC77AAB

Mouser Part No
652-SC77AAB

Bourns

Thermal Cut-offs 77C Low Profile SMD HC TCO

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Datasheet

9 540In Stock

Cut Tape

0,912 €

0,837 €

0,695 €

0,618 €

View

Reel

0,404 €

MouseReel Available

Min.: 1
Mult.: 1

: 5 000

Surface Mount Fuses 0.5A Fast Acting 0402 SinglFuse

SF-0402F050-2
Bourns
1: 0,49 €
14 861In Stock

Mfr. Part No.
SF-0402F050-2

Mouser Part No
652-SF-0402F050-2

Bourns

Surface Mount Fuses 0.5A Fast Acting 0402 SinglFuse

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Datasheet

14 861In Stock

Cut Tape

0,49 €

0,435 €

0,37 €

0,341 €

0,317 €

Reel

0,317 €

MouseReel Available

Min.: 1
Mult.: 1

: 10 000

Thyristor Surge Protection Devices - TSPD Sidacs Very Low Volt Bidirectional

TISP4025H1BJR-S
Bourns
1: 1,18 €
9 422In Stock

Mfr. Part No.
TISP4025H1BJR-S

Mouser Part No
652-TISP4025H1BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD Sidacs Very Low Volt Bidirectional

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Datasheet

9 422In Stock

Cut Tape

1,18 €

0,74 €

0,489 €

0,381 €

Reel

0,302 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Thyristor Surge Protection Devices - TSPD 58V 600mA

TISP4070M3BJR-S
Bourns
1: 1,14 €
11 885In Stock

Mfr. Part No.
TISP4070M3BJR-S

Mouser Part No
652-TISP4070M3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD 58V 600mA

Learn More

Datasheet

11 885In Stock

Cut Tape

1,14 €

0,701 €

0,462 €

0,36 €

Reel

0,281 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Thyristor Surge Protection Devices - TSPD BI-DIRECTIONL PRTCTR 120volts

TISP4145M3BJR-S
Bourns
1: 1,06 €
8 401In Stock

Mfr. Part No.
TISP4145M3BJR-S

Mouser Part No
652-TISP4145M3BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD BI-DIRECTIONL PRTCTR 120volts

Learn More

Datasheet

8 401In Stock

Cut Tape

1,06 €

0,663 €

0,436 €

0,339 €

Reel

0,267 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Sparkover100V/s 350V 3 Pole

2026-35-C2LF
Bourns
1: 1,85 €
1 869In Stock

Mfr. Part No.
2026-35-C2LF

Mouser Part No
652-2026-35-C2LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Sparkover100V/s 350V 3 Pole

Learn More

Datasheet

1 869In Stock

1,85 €

1,67 €

1,42 €

1,30 €

View

Min.: 1
Mult.: 1

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

2036-09-SMLF
Bourns
1: 1,60 €
1 685In 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 685In Stock

1,60 €

1,46 €

1,21 €

1,13 €

View

Min.: 1
Mult.: 1

Varistors IsoMOV 3KA 175Vrms Bulk In-Line

IsoM3-175-B-L2
Bourns
1: 1,18 €
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

1,18 €

0,857 €

0,777 €

0,688 €

View

Min.: 1
Mult.: 1

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

MF-LSMF600/12X-2
Bourns
1: 0,929 €
5 940In 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

Learn More

Datasheet

5 940In Stock

Cut Tape

0,929 €

0,735 €

0,636 €

0,596 €

View

Reel

0,38 €

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

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

MF-MSHT075KX-2
Bourns
1: 0,628 €
15 887In Stock

Mfr. Part No.
MF-MSHT075KX-2

Mouser Part No
652-MF-MSHT075KX-2

Bourns

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

Learn More

Datasheet

15 887In Stock

Cut Tape

0,628 €

0,48 €

0,45 €

0,34 €

Reel

0,247 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

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

MF-R017-2
Bourns
1: 0,396 €
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

Learn More

Datasheet

10 744In Stock

Cut Tape

0,396 €

0,297 €

0,278 €

0,21 €

Reel

0,152 €

View

Min.: 1
Mult.: 1

: 3 000

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

MF-RHT750-0
Bourns
1: 1,08 €
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

Learn More

Datasheet

7 284In Stock

1,08 €

0,946 €

0,706 €

0,691 €

View

Min.: 1
Mult.: 1

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

MF-RM033/240-2
Bourns
1: 0,593 €
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

Learn More

Datasheet

13 455In Stock

Cut Tape

0,593 €

0,54 €

0,449 €

0,415 €

View

Reel

0,268 €

Min.: 1
Mult.: 1

: 4 000

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

MF-RX014/250-0
Bourns
1: 0,628 €
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

Learn More

Datasheet

10 511In Stock

0,628 €

0,48 €

0,45 €

0,34 €

View

Min.: 1
Mult.: 1

Thermal Cut-offs Trip Temp 72c 5c TOL

NR72CB0
Bourns
1: 1,20 €
4 447In Stock

Mfr. Part No.
NR72CB0

Mouser Part No
652-NR72CB0

Bourns

Thermal Cut-offs Trip Temp 72c 5c TOL

Learn More

Datasheet

4 447In Stock

1,20 €

1,11 €

1,10 €

0,929 €

0,547 €

Min.: 1
Mult.: 1

Circuit Protection Devices

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