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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 #

Varistors 7mm Radial Disc MOV - Kinked Leads, T&R

MOV-07D390KKTR
Bourns
1: 0,439 €
1.940In Stock

Mfr. Part No.
MOV-07D390KKTR

Mouser Part No
652-MOV-07D390KKTR

Bourns

Varistors 7mm Radial Disc MOV - Kinked Leads, T&R

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Datasheet

1.940In Stock

Cut Tape

0,439 €

0,282 €

0,176 €

0,148 €

Reel

0,073 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

Varistors 7mm Radial Disc MOV - Kinked Leads, T&R

MOV-07D431KKTR
Bourns
1: 0,172 €
7.344In Stock

Mfr. Part No.
MOV-07D431KKTR

Mouser Part No
652-MOV-07D431KKTR

Bourns

Varistors 7mm Radial Disc MOV - Kinked Leads, T&R

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Datasheet

7.344In Stock

Cut Tape

0,172 €

0,095 €

0,082 €

0,074 €

Reel

0,068 €

View

Min.: 1
Mult.: 1

: 1.500

Varistors 14mm Radial Disc MOV - Kinked Leads, T&R

MOV-14D221KKTR
Bourns
1: 0,722 €
5.835In Stock

Mfr. Part No.
MOV-14D221KKTR

Mouser Part No
652-MOV-14D221KKTR

Bourns

Varistors 14mm Radial Disc MOV - Kinked Leads, T&R

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Datasheet

5.835In Stock

Cut Tape

0,722 €

0,432 €

0,272 €

0,238 €

Reel

0,203 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Varistors 14mm Radial Disc MOV - Kinked Leads, T&R

MOV-14D470KKTR
Bourns
1: 0,791 €
4.360In Stock

Mfr. Part No.
MOV-14D470KKTR

Mouser Part No
652-MOV-14D470KKTR

Bourns

Varistors 14mm Radial Disc MOV - Kinked Leads, T&R

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Datasheet

4.360In Stock

Cut Tape

0,791 €

0,476 €

0,305 €

0,283 €

Reel

0,239 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 2POLE 600VOLT

2027-60-BT1LF
Bourns
1: 1,38 €
3.035In Stock

Mfr. Part No.
2027-60-BT1LF

Mouser Part No
652-2027-60-BT1LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 2POLE 600VOLT

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Datasheet

3.035In Stock

Cut Tape

1,38 €

1,28 €

1,07 €

0,98 €

Reel

0,77 €

View

Min.: 1
Mult.: 1

: 1.000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE HIGH VOLTAGE

2039-110-SM-RPLF
Bourns
1: 1,06 €
5.236In Stock

Mfr. Part No.
2039-110-SM-RPLF

Mouser Part No
652-2039-110-SM-RPLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE HIGH VOLTAGE

Datasheet

5.236In Stock

Cut Tape

1,06 €

0,972 €

0,806 €

0,744 €

View

Reel

0,558 €

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

Thermal Cut-offs TRIP TEMP 90C 5C TOL

HC90AY-1
Bourns
1: 1,20 €
3.108In Stock

Mfr. Part No.
HC90AY-1

Mouser Part No
652-HC90AY-1

Bourns

Thermal Cut-offs TRIP TEMP 90C 5C TOL

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Datasheet

3.108In Stock

1,20 €

1,14 €

0,989 €

0,912 €

View

Min.: 1
Mult.: 1

Thermal Cut-offs TRIP TEMP 77C 5C TOL

LC77AY-1
Bourns
1: 1,05 €
7.547In Stock

Mfr. Part No.
LC77AY-1

Mouser Part No
652-LC77AY-1

Bourns

Thermal Cut-offs TRIP TEMP 77C 5C TOL

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Datasheet

7.547In Stock

1,05 €

0,963 €

0,799 €

0,733 €

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/6V

MF-LSMF330X-2
Bourns
1: 0,645 €
8.916In Stock

Mfr. Part No.
MF-LSMF330X-2

Mouser Part No
652-MF-LSMF330X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 3.3A/6V

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Datasheet

8.916In Stock

Cut Tape

0,645 €

0,495 €

0,464 €

0,35 €

View

Reel

0,259 €

MouseReel Available

Min.: 1
Mult.: 1

: 6.000

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

MF-R250U
Bourns
1: 0,43 €
7.526In Stock

Mfr. Part No.
MF-R250U

Mouser Part No
652-MF-R250U

Bourns

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

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Datasheet

7.526In Stock

0,43 €

0,386 €

0,256 €

0,23 €

View

Min.: 1
Mult.: 1

Varistors PV 140V 10%

PV140K4032R2
Bourns
1: 0,714 €
4.783In Stock

Mfr. Part No.
PV140K4032R2

Mouser Part No
652-PV140K4032R2

Bourns

Varistors PV 140V 10%

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Datasheet

4.783In Stock

Cut Tape

0,714 €

0,456 €

0,40 €

0,373 €

Reel

0,343 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

Thermal Cut-offs HC TCO 77C BL-51

SA77SB0
Bourns
1: 0,929 €
23.218In Stock

Mfr. Part No.
SA77SB0

Mouser Part No
652-SA77SB0

Bourns

Thermal Cut-offs HC TCO 77C BL-51

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Datasheet

23.218In Stock

Cut Tape

0,929 €

0,857 €

0,711 €

0,624 €

View

Reel

0,40 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Thermal Cut-offs 72C Reinforced Cover SMD HC TCO

SC72AAA
Bourns
1: 0,946 €
4.529In Stock

Mfr. Part No.
SC72AAA

Mouser Part No
652-SC72AAA

Bourns

Thermal Cut-offs 72C Reinforced Cover SMD HC TCO

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Datasheet

4.529In Stock

Cut Tape

0,946 €

0,828 €

0,822 €

0,655 €

View

Reel

0,505 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses 4A Fast Acting 0603 SinglFuse

SF-0603F400-2
Bourns
1: 0,482 €
21.852In Stock

Mfr. Part No.
SF-0603F400-2

Mouser Part No
652-SF-0603F400-2

Bourns

Surface Mount Fuses 4A Fast Acting 0603 SinglFuse

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Datasheet

21.852In Stock

Cut Tape

0,482 €

0,421 €

0,369 €

0,335 €

View

Reel

0,21 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses 1A 32V TIME DELAY

SF-0603SP100-2
Bourns
1: 0,654 €
15.776In Stock

Mfr. Part No.
SF-0603SP100-2

Mouser Part No
652-SF-0603SP100-2

Bourns

Surface Mount Fuses 1A 32V TIME DELAY

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Datasheet

15.776In Stock

Cut Tape

0,654 €

0,519 €

0,438 €

0,384 €

View

Reel

0,343 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses 1.6A 32V TIME DELAY

SF-0603SP160-2
Bourns
1: 0,654 €
18.045In Stock

Mfr. Part No.
SF-0603SP160-2

Mouser Part No
652-SF-0603SP160-2

Bourns

Surface Mount Fuses 1.6A 32V TIME DELAY

Learn More

Datasheet

18.045In Stock

Cut Tape

0,654 €

0,519 €

0,438 €

0,384 €

View

Reel

0,243 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses 6A 50V TIME DELAY

SF-0603SP600-2
Bourns
1: 0,654 €
13.408In Stock

Mfr. Part No.
SF-0603SP600-2

Mouser Part No
652-SF-0603SP600-2

Bourns

Surface Mount Fuses 6A 50V TIME DELAY

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Datasheet

13.408In Stock

Cut Tape

0,654 €

0,501 €

0,432 €

0,379 €

View

Reel

0,243 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses 0603 time-lag met-foil. 5A Auto

SF-0603SPA500R-2
Bourns
1: 0,912 €
4.306In Stock

Mfr. Part No.
SF-0603SPA500R-2

Mouser Part No
652-SF-0603SPA500R-2

Bourns

Surface Mount Fuses 0603 time-lag met-foil. 5A Auto

Learn More

Datasheet

4.306In Stock

Cut Tape

0,912 €

0,728 €

0,612 €

0,531 €

View

Reel

0,326 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Surface Mount Fuses 1206 slow-blow met-foil. 15A Auto

SF-1206SA1500R-2
Bourns
1: 0,843 €
7.076In Stock

Mfr. Part No.
SF-1206SA1500R-2

Mouser Part No
652-SF-1206SA1500R-2

Bourns

Surface Mount Fuses 1206 slow-blow met-foil. 15A Auto

Learn More

Datasheet

7.076In Stock

Cut Tape

0,843 €

0,67 €

0,564 €

0,49 €

View

Reel

0,30 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Thyristor Surge Protection Devices - TSPD Very Low Voltage Bidirectional

TISP4030L1AJR-S
Bourns
1: 0,688 €
19.301In Stock

Mfr. Part No.
TISP4030L1AJR-S

Mouser Part No
652-TISP4030L1AJR-S

Bourns

Thyristor Surge Protection Devices - TSPD Very Low Voltage Bidirectional

Learn More

Datasheet

19.301In Stock

Cut Tape

0,688 €

0,374 €

0,253 €

0,194 €

Reel

0,143 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Thyristor Surge Protection Devices - TSPD Very Low Voltage Bidirectional

TISP4040L1BJR-S
Bourns
1: 0,576 €
11.387In Stock
12.000Expected 8/21/2026

Mfr. Part No.
TISP4040L1BJR-S

Mouser Part No
652-TISP4040L1BJR-S

Bourns

Thyristor Surge Protection Devices - TSPD Very Low Voltage Bidirectional

Learn More

Datasheet

11.387In Stock

12.000Expected 8/21/2026

Cut Tape

0,576 €

0,415 €

0,26 €

0,201 €

Reel

0,157 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Miniature 3-Pole Gas Discharge Tube

2036-09-B2FLF
Bourns
1: 2,25 €
1.134In Stock

Mfr. Part No.
2036-09-B2FLF

Mouser Part No
652-2036-09-B2FLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Miniature 3-Pole Gas Discharge Tube

Datasheet

1.134In Stock

2,25 €

2,08 €

1,73 €

1,55 €

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 2.6A/16V

MF-LSMF260/16X-2
Bourns
1: 0,662 €
7.826In Stock

Mfr. Part No.
MF-LSMF260/16X-2

Mouser Part No
652-MF-LSMF260/16X-2

Bourns

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 2.6A/16V

Learn More

Datasheet

7.826In Stock

Cut Tape

0,662 €

0,531 €

0,477 €

0,36 €

View

Reel

0,272 €

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

Resettable Fuses - PPTC 42V 200MA-HD 40A MAX

MF-MSHT020KX-2
Bourns
1: 0,645 €
8.996In Stock

Mfr. Part No.
MF-MSHT020KX-2

Mouser Part No
652-MF-MSHT020KX-2

Bourns

Resettable Fuses - PPTC 42V 200MA-HD 40A MAX

Learn More

Datasheet

8.996In Stock

Cut Tape

0,645 €

0,541 €

0,476 €

0,449 €

Reel

0,36 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

Resettable Fuses - PPTC 6V 1.1A-HD 100A MAX

MF-NSMF110-2
Bourns
1: 0,232 €
20.262In Stock

Mfr. Part No.
MF-NSMF110-2

Mouser Part No
652-MF-NSMF110-2

Bourns

Resettable Fuses - PPTC 6V 1.1A-HD 100A MAX

Learn More

Datasheet

20.262In Stock

Cut Tape

0,232 €

0,213 €

0,194 €

0,181 €

Reel

0,132 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Circuit Protection Devices

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