All Results (8,378)

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.

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Part #

Resettable Fuses - PPTC 0.20A 60V 1.5ohm Hold .20 Trip .40

MF-R020-0-D6
Bourns
1: $0.993
647In Stock

Mfr. Part No.
MF-R020-0-D6

Mouser Part No
652-MF-R020-0-D6

Bourns

Resettable Fuses - PPTC 0.20A 60V 1.5ohm Hold .20 Trip .40

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Datasheet

647In Stock

$0.993

$0.759

$0.711

$0.537

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Min.: 1
Mult.: 1

Varistors 7mm Radial Disc MOV - Kinked Leads, Bulk

MOV-07D201KK
Bourns
1: $0.517
1,877In Stock

Mfr. Part No.
MOV-07D201KK

Mouser Part No
652-MOV-07D201KK

Bourns

Varistors 7mm Radial Disc MOV - Kinked Leads, Bulk

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Datasheet

1,877In Stock

$0.517

$0.422

$0.224

$0.173

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Min.: 1
Mult.: 1

Varistors 20mm Radial Disc MOV - Kinked Leads, T&R

MOV-20D330KKTR
Bourns
1: $2.26
24In Stock

Mfr. Part No.
MOV-20D330KKTR

Mouser Part No
652-MOV-20D330KKTR

Bourns

Varistors 20mm Radial Disc MOV - Kinked Leads, T&R

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Datasheet

24In Stock

Cut Tape

$2.26

$1.39

$0.918

Reel

$0.857

$0.758

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

ESD Protection Diodes / TVS Diodes 110V 400W BiDir

P4SMA110CA-H
Bourns
1: $0.666
6,476In Stock

Mfr. Part No.
P4SMA110CA-H

Mouser Part No
652-P4SMA110CA-H

Bourns

ESD Protection Diodes / TVS Diodes 110V 400W BiDir

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Datasheet

6,476In Stock

Cut Tape

$0.666

$0.45

$0.256

$0.201

Reel

$0.128

View

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

ESD Protection Diodes / TVS Diodes SMAJ - A 150V

SMAJ150A-Q
Bourns
1: $0.734
2,710In Stock

Mfr. Part No.
SMAJ150A-Q

Mouser Part No
652-SMAJ150A-Q

Bourns

ESD Protection Diodes / TVS Diodes SMAJ - A 150V

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Datasheet

2,710In Stock

Cut Tape

$0.734

$0.453

$0.288

$0.231

Reel

$0.141

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 17volts 400W 5% Uni-Dir. AEC-Q101

SMAJ17A-Q
Bourns
1: $0.734
665In Stock

Mfr. Part No.
SMAJ17A-Q

Mouser Part No
652-SMAJ17A-Q

Bourns

ESD Protection Diodes / TVS Diodes 17volts 400W 5% Uni-Dir. AEC-Q101

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Datasheet

665In Stock

Cut Tape

$0.734

$0.453

$0.288

$0.231

Reel

$0.141

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes SMBJ - CA 85V

SMBJ85CA-QH
Bourns
1: $1.02
2,118In Stock

Mfr. Part No.
SMBJ85CA-QH

Mouser Part No
652-SMBJ85CA-QH

Bourns

ESD Protection Diodes / TVS Diodes SMBJ - CA 85V

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Datasheet

2,118In Stock

Cut Tape

$1.02

$0.626

$0.403

$0.307

Reel

$0.258

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

ESD Protection Diodes / TVS Diodes 40volts 1.5kW 5% Uni-Dir. AEC-Q101

SMCJ40A-QH
Bourns
1: $2.01
1,460In Stock

Mfr. Part No.
SMCJ40A-QH

Mouser Part No
652-SMCJ40A-QH

Bourns

ESD Protection Diodes / TVS Diodes 40volts 1.5kW 5% Uni-Dir. AEC-Q101

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Datasheet

1,460In Stock

Cut Tape

$2.01

$1.27

$0.843

$0.661

Reel

$0.506

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

Industrial Surge Protectors AC SPD 10KA RATED 120V

1202-120S
Bourns
1: $153.57
23In Stock

Mfr. Part No.
1202-120S

Mouser Part No
652-1202-120S

Bourns

Industrial Surge Protectors AC SPD 10KA RATED 120V

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Datasheet

23In Stock

$153.57

$129.17

$106.68

$106.31

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 2POLE 230VOLT

2035-23-BT1LF
Bourns
1: $1.50
1,456In Stock

Mfr. Part No.
2035-23-BT1LF

Mouser Part No
652-2035-23-BT1LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 2POLE 230VOLT

Datasheet

1,456In Stock

Cut Tape

$1.50

$1.37

$1.14

$1.05

Reel

$0.736

View

Min.: 1
Mult.: 1

: 1,000

Resettable Fuses - PPTC 2920 Resettable SMD PPTC 1.85/24V

MF-LSMF185/24X-2
Bourns
1: $1.44
2,820In Stock
12,000On Order

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

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Datasheet

2,820In Stock

12,000On Order

Cut Tape

$1.44

$1.11

$0.917

$0.846

View

Reel

$0.522

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC PTC RESETTABLE 6.0A 30V RADIAL LEADED

MF-R600-0-14
Bourns
1: $1.26
2,438In Stock

Mfr. Part No.
MF-R600-0-14

Mouser Part No
652-MF-R600-0-14

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 6.0A 30V RADIAL LEADED

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Datasheet

2,438In Stock

$1.26

$0.96

$0.90

$0.68

View

Min.: 1
Mult.: 1

Surface Mount Fuses 4A 32V TIME DELAY

SF-0603SP400-2
Bourns
1: $0.748
3,779In Stock

Mfr. Part No.
SF-0603SP400-2

Mouser Part No
652-SF-0603SP400-2

Bourns

Surface Mount Fuses 4A 32V TIME DELAY

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Datasheet

3,779In Stock

Cut Tape

$0.748

$0.695

$0.612

$0.582

View

Reel

$0.407

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes DIO TVS VRWM 22V 1500W UNIDIR SMB 7" REEL

1.5SMBJ22A-H
Bourns
1: $1.50
56In Stock
2,000Expected 10/3/2027

Mfr. Part No.
1.5SMBJ22A-H

Mouser Part No
652-1.5SMBJ22A-H

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VRWM 22V 1500W UNIDIR SMB 7" REEL

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Datasheet

56In Stock

2,000Expected 10/3/2027

Cut Tape

$1.50

$0.932

$0.609

Reel

$0.432

$0.37

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

ESD Protection Diodes / TVS Diodes DIO TVS VBR 33V 1500W UNIDIR SMC AECQ

1.5SMC33A-Q
Bourns
1: $1.62
2,255In Stock
12,000Expected 11/1/2027

Mfr. Part No.
1.5SMC33A-Q

Mouser Part No
652-1.5SMC33A-Q

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VBR 33V 1500W UNIDIR SMC AECQ

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Datasheet

2,255In Stock

12,000Expected 11/1/2027

Cut Tape

$1.62

$1.01

$0.661

$0.532

Reel

$0.452

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 230volts 3E RAD GDT 6X8mm DIA

2056-23-B3LF
Bourns
1: $2.48
846In Stock

Mfr. Part No.
2056-23-B3LF

Mouser Part No
652-2056-23-B3LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 230volts 3E RAD GDT 6X8mm DIA

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Datasheet

846In Stock

$2.48

$1.97

$1.63

$1.46

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes DIO TVS VWM 7.0V 5kW BIDIR SMC AECQ

5.0SMDJ7.0CA-QH
Bourns
1: $5.20
223In Stock
1,500Expected 24/11/2026

Mfr. Part No.
5.0SMDJ7.0CA-QH

Mouser Part No
652-5.0SMDJ7.0CA-QH

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VWM 7.0V 5kW BIDIR SMC AECQ

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Datasheet

223In Stock

1,500Expected 24/11/2026

Cut Tape

$5.20

$3.40

$2.65

Reel

$2.23

$1.89

$1.80

MouseReel Available

Min.: 1
Mult.: 1

: 500

Resettable Fuses - PPTC 0.13A 60V 9ohm

MF-SM013/250-B-2
Bourns
1: $1.77
1,390In Stock

Mfr. Part No.
MF-SM013/250-B-2

Mouser Part No
652-MF-SM013/250-B-2

Bourns

Resettable Fuses - PPTC 0.13A 60V 9ohm

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Datasheet

Product Comments

1,390In Stock

Cut Tape

$1.77

$1.33

$0.996

$0.974

Reel

$0.729

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

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

MOV-07D201KKTR
Bourns
1: $0.585
1,891In Stock

Mfr. Part No.
MOV-07D201KKTR

Mouser Part No
652-MOV-07D201KKTR

Bourns

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

Learn More

Datasheet

1,891In Stock

Cut Tape

$0.585

$0.40

$0.227

$0.188

Reel

$0.08

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

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

MOV-07D331KKTR
Bourns
1: $0.598
246In Stock

Mfr. Part No.
MOV-07D331KKTR

Mouser Part No
652-MOV-07D331KKTR

Bourns

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

Learn More

Datasheet

246In Stock

Cut Tape

$0.598

$0.441

$0.25

$0.207

Reel

$0.088

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Varistors 10mm Radial Disc MOV - Kinked Leads, T&R

MOV-10D821KKTR
Bourns
1: $1.24
185In Stock

Mfr. Part No.
MOV-10D821KKTR

Mouser Part No
652-MOV-10D821KKTR

Bourns

Varistors 10mm Radial Disc MOV - Kinked Leads, T&R

Learn More

Datasheet

185In Stock

Cut Tape

$1.24

$0.741

$0.465

$0.409

Reel

$0.286

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

ESD Protection Diodes / TVS Diodes SMA6J - A 45V

SMA6J45A-Q
Bourns
1: $0.789
4,261In Stock

Mfr. Part No.
SMA6J45A-Q

Mouser Part No
652-SMA6J45A-Q

Bourns

ESD Protection Diodes / TVS Diodes SMA6J - A 45V

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Datasheet

4,261In Stock

Cut Tape

$0.789

$0.484

$0.309

$0.252

Reel

$0.152

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes SMAJ - CA 200V

SMAJ200CA-Q
Bourns
1: $0.979
5,460In Stock

Mfr. Part No.
SMAJ200CA-Q

Mouser Part No
652-SMAJ200CA-Q

Bourns

ESD Protection Diodes / TVS Diodes SMAJ - CA 200V

Learn More

Datasheet

5,460In Stock

Cut Tape

$0.979

$0.601

$0.386

$0.294

View

Reel

$0.205

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes SMBJ - A 7V

SMBJ7.0A-Q
Bourns
1: $0.816
5,902In Stock
12,000Expected 10/5/2027

Mfr. Part No.
SMBJ7.0A-Q

Mouser Part No
652-SMBJ7.0A-Q

Bourns

ESD Protection Diodes / TVS Diodes SMBJ - A 7V

Learn More

Datasheet

5,902In Stock

12,000Expected 10/5/2027

Cut Tape

$0.816

$0.499

$0.318

$0.265

Reel

$0.182

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 58volts 1.5kW 5% Uni-Dir. AEC-Q101

SMCJ58A-Q
Bourns
1: $1.62
1,534In Stock

Mfr. Part No.
SMCJ58A-Q

Mouser Part No
652-SMCJ58A-Q

Bourns

ESD Protection Diodes / TVS Diodes 58volts 1.5kW 5% Uni-Dir. AEC-Q101

Learn More

Datasheet

1,534In Stock

Cut Tape

$1.62

$1.01

$0.661

$0.511

Reel

$0.40

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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Circuit Protection Devices

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