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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 #

Surface Mount Fuses 10A 250V FAST ACTING

SF-3812F1000T-2
Bourns
1: $3.51
9,942In Stock

Mfr. Part No.
SF-3812F1000T-2

Mouser Part No
652-SF-3812F1000T-2

Bourns

Surface Mount Fuses 10A 250V FAST ACTING

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Datasheet

9,942In Stock

Cut Tape

$3.51

$2.95

$2.32

$2.06

View

Reel

$1.45

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 20ohm Y kink bulk

BN-LG20Y200MYB
Bourns
1: $1.56
6,193In Stock

Mfr. Part No.
BN-LG20Y200MYB

Mouser Part No
652-BN-LG20Y200MYB

Bourns

NTC (Negative Temperature Coefficient) Thermistors 20 dia Power NTC 20ohm Y kink bulk

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Datasheet

6,193In Stock

$1.56

$0.96

$0.933

$0.826

View

Min.: 1
Mult.: 1

Thermal Cut-offs TCO, High Current, Axial Lead, 55C, Self Hold AEC-Q200

AD55ABB
Bourns
1: $2.19
2,467In Stock

Mfr. Part No.
AD55ABB

Mouser Part No
652-AD55ABB

Bourns

Thermal Cut-offs TCO, High Current, Axial Lead, 55C, Self Hold AEC-Q200

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Datasheet

2,467In Stock

$2.19

$2.02

$1.57

$1.38

View

Min.: 1
Mult.: 1

Thermal Cut-offs TCO, High Current, SMD, 82C, non Self Hold AEC-Q200

SD82WBB
Bourns
1: $2.29
4,997In Stock

Mfr. Part No.
SD82WBB

Mouser Part No
652-SD82WBB

Bourns

Thermal Cut-offs TCO, High Current, SMD, 82C, non Self Hold AEC-Q200

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Datasheet

4,997In Stock

Cut Tape

$2.29

$2.12

$2.11

$1.76

View

Reel

$1.02

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Thermal Cut-offs TCO, High Current, Axial Lead, 82C, Self Hold AEC-Q200

AD82ABB
Bourns
1: $2.52
2,844In Stock

Mfr. Part No.
AD82ABB

Mouser Part No
652-AD82ABB

Bourns

Thermal Cut-offs TCO, High Current, Axial Lead, 82C, Self Hold AEC-Q200

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Datasheet

2,844In Stock

$2.52

$2.14

$1.71

$1.51

View

Min.: 1
Mult.: 1

Thermal Cut-offs TCO, High Current, SMD, 55C, non Self Hold AEC-Q200

SD55WBB
Bourns
1: $2.29
2,677In Stock

Mfr. Part No.
SD55WBB

Mouser Part No
652-SD55WBB

Bourns

Thermal Cut-offs TCO, High Current, SMD, 55C, non Self Hold AEC-Q200

Learn More

Datasheet

2,677In Stock

Cut Tape

$2.29

$2.12

$1.76

$1.56

View

Reel

$1.04

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Thermal Cut-offs TCO, High Current, SMD, 55C, Self Hold AEC-Q200

SD55ABB
Bourns
1: $2.35
3,194In Stock

Mfr. Part No.
SD55ABB

Mouser Part No
652-SD55ABB

Bourns

Thermal Cut-offs TCO, High Current, SMD, 55C, Self Hold AEC-Q200

Learn More

Datasheet

3,194In Stock

Cut Tape

$2.35

$2.17

$2.16

$1.80

View

Reel

$1.02

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1300 V

GDT28H-130-B
Bourns
1: $2.30
397In Stock

Mfr. Part No.
GDT28H-130-B

Mouser Part No
652-GDT28H-130-B

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 1300 V

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Datasheet

397In Stock

$2.30

$1.88

$1.51

$1.35

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 3300 V

GDT28H-330-B
Bourns
1: $2.30
397In Stock

Mfr. Part No.
GDT28H-330-B

Mouser Part No
652-GDT28H-330-B

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors NextGen HV GDT 8 mm 3300 V

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Datasheet

397In Stock

$2.30

$1.88

$1.51

$1.35

View

Min.: 1
Mult.: 1

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

GDT28H-110-B
Bourns
1: $2.30
201In 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

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Datasheet

201In Stock

$2.30

$1.88

$1.51

$1.35

View

Min.: 1
Mult.: 1

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

GDT28H-110-BRP
Bourns
1: $1.81
1,456In Stock

Mfr. Part No.
GDT28H-110-BRP

Mouser Part No
652-GDT28H-110-BRP

Bourns

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

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Datasheet

1,456In Stock

Cut Tape

$1.81

$1.67

$1.39

$1.28

Reel

$0.933

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

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

GDT28H-270-B
Bourns
1: $2.30
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

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Datasheet

305In Stock

$2.30

$1.88

$1.51

$1.35

View

Min.: 1
Mult.: 1

Varistors CHIP GUARD 24VOLT

CG0402MLU-24G
Bourns
1: $0.28
21,487In Stock

Mfr. Part No.
CG0402MLU-24G

Mouser Part No
652-CG0402MLU-24G

Bourns

Varistors CHIP GUARD 24VOLT

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Datasheet

21,487In Stock

Cut Tape

$0.28

$0.174

$0.149

$0.137

View

Reel

$0.11

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Thermal Cut-offs TRIP TEMP 77C 5C TOL

HC77AY-1
Bourns
1: $1.50
3,142In Stock

Mfr. Part No.
HC77AY-1

Mouser Part No
652-HC77AY-1

Bourns

Thermal Cut-offs TRIP TEMP 77C 5C TOL

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Datasheet

3,142In Stock

$1.50

$1.39

$1.15

$1.06

View

Min.: 1
Mult.: 1

Varistors IsoMOV 5KA 300Vrms Bulk In-Line

IsoM5-300-B-L2
Bourns
1: $2.11
3,918In Stock

Mfr. Part No.
IsoM5-300-B-L2

Mouser Part No
652-ISOM5-300-B-L2

Bourns

Varistors IsoMOV 5KA 300Vrms Bulk In-Line

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Datasheet

3,918In Stock

$2.11

$1.46

$1.22

$1.16

View

Min.: 1
Mult.: 1

Varistors IsoMOV 5KA 420Vrms Bulk In-Line

IsoM5-420-B-L2
Bourns
1: $2.25
5,065In Stock

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

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

Bourns

Varistors IsoMOV 5KA 420Vrms Bulk In-Line

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Datasheet

5,065In Stock

$2.25

$1.54

$1.26

$1.22

View

Min.: 1
Mult.: 1

Thermal Cut-offs TRIP TEMP 72C 5C TOL

LC72AY-1
Bourns
1: $1.28
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

$1.28

$1.18

$1.05

$0.78

View

Min.: 1
Mult.: 1

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

MF-LSMF200X-2
Bourns
1: $0.71
13,420In 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

Learn More

Datasheet

13,420In Stock

Cut Tape

$0.71

$0.545

$0.511

$0.386

View

Reel

$0.302

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

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

MF-LSMF300X-2
Bourns
1: $0.93
7,590In 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

7,590In Stock

Cut Tape

$0.93

$0.709

$0.665

$0.502

View

Reel

$0.328

MouseReel Available

Min.: 1
Mult.: 1

: 6,000

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

MF-R250-0-14
Bourns
1: $0.65
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

Learn More

Datasheet

7,891In Stock

$0.65

$0.493

$0.462

$0.349

View

Min.: 1
Mult.: 1

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

MF-RHT200-2
Bourns
1: $0.75
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

Learn More

Datasheet

11,380In Stock

Cut Tape

$0.75

$0.575

$0.539

$0.407

Reel

$0.296

View

Min.: 1
Mult.: 1

: 3,000

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

MF-RX012/250-2
Bourns
1: $0.49
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

$0.49

$0.443

$0.403

$0.373

View

Reel

$0.223

Min.: 1
Mult.: 1

: 6,000

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

MF-RX160/72-0
Bourns
1: $0.34
11,471In 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

11,471In Stock

$0.34

$0.309

$0.299

$0.269

View

Min.: 1
Mult.: 1

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

MF-RX185/72-0
Bourns
1: $0.33
12,673In 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

Learn More

Datasheet

12,673In Stock

$0.33

$0.301

$0.278

$0.275

View

Min.: 1
Mult.: 1

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

MF-RX300/72-2
Bourns
1: $0.71
7,400In 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

7,400In Stock

Cut Tape

$0.71

$0.653

$0.542

$0.50

Reel

$0.328

View

Min.: 1
Mult.: 1

: 3,000

Circuit Protection Devices

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