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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 #

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

2027-23-ALF
Bourns
1: ¥299
363In Stock

Mfr. Part #
2027-23-ALF

Mouser Part #
652-2027-23-ALF

Bourns

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

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Datasheet

363In Stock

¥299

¥237.5

¥201

¥169.4

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Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Sparkover100V/s 230V Miniature 3 Pole

2036-23-B2LF
Bourns
1: ¥403.6
195In Stock

Mfr. Part #
2036-23-B2LF

Mouser Part #
652-2036-23-B2LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Sparkover100V/s 230V Miniature 3 Pole

Datasheet

195In Stock

¥403.6

¥373.7

¥308.9

¥262.4

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Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 3POLE 400VOLT

2036-40-SM-RPLF
Bourns
1: ¥410.3
105In Stock

Mfr. Part #
2036-40-SM-RPLF

Mouser Part #
652-2036-40-SM-RPLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 3POLE 400VOLT

Datasheet

105In Stock

Cut Tape

¥410.3

¥338.8

¥274.1

¥240.8

Reel

¥174.4

View

Min.: 1
Mult.: 1

: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 3POLE 200VOLT

2026-20-C2FLF
Bourns
1: ¥667.7
391In Stock

Mfr. Part #
2026-20-C2FLF

Mouser Part #
652-2026-20-C2FLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 3POLE 200VOLT

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Datasheet

391In Stock

¥667.7

¥559.8

¥448.5

¥378.7

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Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 3POLE 470VOLT

2036-47-SM-RPLF
Bourns
1: ¥325.6
781In Stock

Mfr. Part #
2036-47-SM-RPLF

Mouser Part #
652-2036-47-SM-RPLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 3POLE 470VOLT

Datasheet

781In Stock

Cut Tape

¥325.6

¥299

¥249.2

¥229.2

Reel

¥174.4

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MouseReel Available

Min.: 1
Mult.: 1

: 1,000

ESD Protection Diodes / TVS Diodes DIO TVS VWM 75V 5kW BIDIR SMC AECQ

5.0SMDJ75CA-QH
Bourns
1: ¥634.5
1,331In Stock

Mfr. Part #
5.0SMDJ75CA-QH

Mouser Part #
652-5.0SMDJ75CA-QH

Bourns

ESD Protection Diodes / TVS Diodes DIO TVS VWM 75V 5kW BIDIR SMC AECQ

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Datasheet

1,331In Stock

Cut Tape

¥634.5

¥415.3

¥323.9

Reel

¥272.4

¥230.9

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Varistors IsoMOV 3KA 175Vrms Reel In-Line

IsoM3-175-R-L2
Bourns
1: ¥378.7
11,922In Stock

Mfr. Part #
IsoM3-175-R-L2

Mouser Part #
652-ISOM3-175-R-L2

Bourns

Varistors IsoMOV 3KA 175Vrms Reel In-Line

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Datasheet

11,922In Stock

Cut Tape

¥378.7

¥235.9

¥212.6

¥174.4

Reel

¥143.3

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Thermal Cutoffs TRIP TEMP 82C 5C TOL

LC82AY-1
Bourns
1: ¥212.6
1,813In Stock

Mfr. Part #
LC82AY-1

Mouser Part #
652-LC82AY-1

Bourns

Thermal Cutoffs TRIP TEMP 82C 5C TOL

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Datasheet

1,813In Stock

¥212.6

¥196

¥162.1

¥141.5

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Min.: 1
Mult.: 1

Resettable Fuses - PPTC PTC RESETTABLE 0.25A 72V RADIAL LEADED

MF-RX025/72-0
Bourns
1: ¥64.8
9,227In Stock

Mfr. Part #
MF-RX025/72-0

Mouser Part #
652-MF-RX025/72-0

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 0.25A 72V RADIAL LEADED

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Datasheet

9,227In Stock

¥64.8

¥49.2

¥46

¥35

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Min.: 1
Mult.: 1

Surface Mount Fuses 1.6A Fast Acting 0402 SinglFuse

SF-0402F160-2
Bourns
1: ¥112.9
19,416In Stock

Mfr. Part #
SF-0402F160-2

Mouser Part #
652-SF-0402F160-2

Bourns

Surface Mount Fuses 1.6A Fast Acting 0402 SinglFuse

Learn More

Datasheet

19,416In Stock

Cut Tape

¥112.9

¥89.9

¥75.7

¥66.4

View

Reel

¥42

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 3POLE 150VOLT

2026-15-C2FLF
Bourns
1: ¥519.9
681In Stock

Mfr. Part #
2026-15-C2FLF

Mouser Part #
652-2026-15-C2FLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 3POLE 150VOLT

Learn More

Datasheet

681In Stock

¥519.9

¥480

¥398.6

¥365.4

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 3POLE 470VOLT

2026-47-C2LF
Bourns
1: ¥357.1
997In Stock

Mfr. Part #
2026-47-C2LF

Mouser Part #
652-2026-47-C2LF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE 3POLE 470VOLT

Learn More

Datasheet

997In Stock

¥357.1

¥328.9

¥274.1

¥250.8

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Min.: 1
Mult.: 1

Varistors IsoMOV 3KA 230Vrms Reel In-Line

IsoM3-230-R-L2
Bourns
1: ¥378.7
14,473In Stock

Mfr. Part #
IsoM3-230-R-L2

Mouser Part #
652-ISOM3-230-R-L2

Bourns

Varistors IsoMOV 3KA 230Vrms Reel In-Line

Learn More

Datasheet

14,473In Stock

Cut Tape

¥378.7

¥235.9

¥212.6

¥174.4

Reel

¥147.5

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Varistors IsoMOV 5KA 250Vrms Bulk In-Line

IsoM5-250-B-L2
Bourns
1: ¥353.8
1,458In Stock

Mfr. Part #
IsoM5-250-B-L2

Mouser Part #
652-ISOM5-250-B-L2

Bourns

Varistors IsoMOV 5KA 250Vrms Bulk In-Line

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Datasheet

1,458In Stock

¥353.8

¥257.5

¥214.3

¥202.6

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 60V .6A-HD 40A MAX

MF-R065-2
Bourns
1: ¥81.4
7,664In Stock

Mfr. Part #
MF-R065-2

Mouser Part #
652-MF-R065-2

Bourns

Resettable Fuses - PPTC 60V .6A-HD 40A MAX

Learn More

Datasheet

7,664In Stock

Cut Tape

¥81.4

¥68.3

¥62.8

¥48.3

Reel

¥38.9

View

Min.: 1
Mult.: 1

: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 7200volts 1pF STRAIGHT LEADS

SA2-7200-CLB-STD
Bourns
1: ¥513.2
585In Stock

Mfr. Part #
SA2-7200-CLB-STD

Mouser Part #
652-SA2-7200-CLBSTD

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 7200volts 1pF STRAIGHT LEADS

Datasheet

585In Stock

Cut Tape

¥513.2

¥473.4

¥392

¥362.1

Reel

¥274.1

View

Min.: 1
Mult.: 1

: 1,000

Surface Mount Fuses 0.8A Fast Acting 0603 SinglFuse

SF-0603F080-2
Bourns
1: ¥106.3
5,553In Stock

Mfr. Part #
SF-0603F080-2

Mouser Part #
652-SF-0603F080-2

Bourns

Surface Mount Fuses 0.8A Fast Acting 0603 SinglFuse

Learn More

Datasheet

5,553In Stock

Cut Tape

¥106.3

¥84.5

¥71.3

¥62.6

View

Reel

¥39.4

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 2.5A 32V FAST ACTING

SF-0603FP250-2
Bourns
1: ¥89.7
3,444In Stock

Mfr. Part #
SF-0603FP250-2

Mouser Part #
652-SF-0603FP250-2

Bourns

Surface Mount Fuses 2.5A 32V FAST ACTING

Learn More

Datasheet

3,444In Stock

Cut Tape

¥89.7

¥83.4

¥73.7

¥70.3

View

Reel

¥57.6

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses .63A 32V TIME DELAY

SF-0603SP063-2
Bourns
1: ¥126.2
5,142In Stock

Mfr. Part #
SF-0603SP063-2

Mouser Part #
652-SF-0603SP063-2

Bourns

Surface Mount Fuses .63A 32V TIME DELAY

Learn More

Datasheet

5,142In Stock

Cut Tape

¥126.2

¥100.3

¥84.5

¥74.2

View

Reel

¥46.8

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Surface Mount Fuses 4A 32V TIME DELAY

SF-1206SP400-2
Bourns
1: ¥98
3,337In Stock

Mfr. Part #
SF-1206SP400-2

Mouser Part #
652-SF-1206SP400-2

Bourns

Surface Mount Fuses 4A 32V TIME DELAY

Learn More

Datasheet

3,337In Stock

Cut Tape

¥98

¥84.7

¥73.1

¥67.4

View

Reel

¥45.7

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Sparkover100V/s 230V 2 Pole

2027-23-BLF
Bourns
1: ¥252.5
1,168In Stock

Mfr. Part #
2027-23-BLF

Mouser Part #
652-2027-23-BLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Sparkover100V/s 230V 2 Pole

Learn More

Datasheet

1,168In Stock

¥252.5

¥234.2

¥191

¥177.7

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 185volts

2031-23T-SMLF
Bourns
1: ¥215.9
1,857In Stock

Mfr. Part #
2031-23T-SMLF

Mouser Part #
652-2031-23T-SMLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 185volts

Learn More

Datasheet

1,857In Stock

¥215.9

¥199.3

¥164.9

¥142.7

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 3POLE 600VOLT

2036-60-BLF
Bourns
1: ¥318.9
985In Stock

Mfr. Part #
2036-60-BLF

Mouser Part #
652-2036-60-BLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GAS DISCHARGE TUBE MINI 3POLE 600VOLT

Datasheet

985In Stock

¥318.9

¥294

¥244.2

¥224.2

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors MINI TRIGARD SYMMETRICAL SMT

2038-42-SM-RPLF
Bourns
1: ¥357.1
1,070In Stock

Mfr. Part #
2038-42-SM-RPLF

Mouser Part #
652-2038-42-SM-RPLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors MINI TRIGARD SYMMETRICAL SMT

Datasheet

1,070In Stock

Cut Tape

¥357.1

¥328.9

¥274.1

¥252.5

Reel

¥187.7

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Thermal Cutoffs Super HC TCO 90C w/o projection

AC90ABD
Bourns
1: ¥328.9
1,465In Stock

Mfr. Part #
AC90ABD

Mouser Part #
652-AC90ABD

Bourns

Thermal Cutoffs Super HC TCO 90C w/o projection

Learn More

Datasheet

1,465In Stock

¥328.9

¥304

¥252.5

¥220.9

View

Min.: 1
Mult.: 1

Circuit Protection Devices

All Results (8,016)

Circuit Protection

Industrial Automation

Semiconductors

Thermal Management