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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 (8,097)

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Part #

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

MOV-14D511KKTR
Bourns
1: £0.578
5,793In Stock

Mfr. Part No.
MOV-14D511KKTR

Mouser Part No
652-MOV-14D511KKTR

Bourns

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

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Datasheet

5,793In Stock

Cut Tape

£0.578

£0.345

£0.217

£0.188

Reel

£0.162

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

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

MOV-14D680KKTR
Bourns
1: £0.578
5,686In Stock

Mfr. Part No.
MOV-14D680KKTR

Mouser Part No
652-MOV-14D680KKTR

Bourns

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

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Datasheet

5,686In Stock

Cut Tape

£0.578

£0.345

£0.217

£0.188

Reel

£0.162

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

MOV-14D681KKTR
Bourns
1: £0.841
3,761In Stock

Mfr. Part No.
MOV-14D681KKTR

Mouser Part No
652-MOV-14D681KKTR

Bourns

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

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Datasheet

3,761In Stock

Cut Tape

£0.841

£0.506

£0.323

£0.285

Reel

£0.244

View

Min.: 1
Mult.: 1

Reel: 400

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

MOV-20D241KKTR
Bourns
1: £0.943
4,589In Stock

Mfr. Part No.
MOV-20D241KKTR

Mouser Part No
652-MOV-20D241KKTR

Bourns

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

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Datasheet

4,589In Stock

Cut Tape

£0.943

£0.572

£0.367

Reel

£0.335

£0.285

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

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

MOV-20D331KKTR
Bourns
1: £0.952
2,751In Stock

Mfr. Part No.
MOV-20D331KKTR

Mouser Part No
652-MOV-20D331KKTR

Bourns

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

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Datasheet

2,751In Stock

Cut Tape

£0.952

£0.578

£0.371

Reel

£0.339

£0.287

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

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

MF-LSMF330X-2
Bourns
1: £0.248
8,928In 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

8,928In Stock

Cut Tape

£0.248

£0.244

Reel

£0.244

MouseReel Available

Min.: 1
Mult.: 1

Reel: 6,000

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

SF-1206SA1500R-2
Bourns
1: £0.465
7,634In 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

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Datasheet

7,634In Stock

Cut Tape

£0.465

£0.418

£0.35

£0.319

View

Reel

£0.239

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

MOV-07D390KKTR
Bourns
1: £0.353
3,951In Stock
2,000Expected 30/04/2026

Mfr. Part No.
MOV-07D390KKTR

Mouser Part No
652-MOV-07D390KKTR

Bourns

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

Learn More

Datasheet

3,951In Stock

2,000Expected 30/04/2026

Cut Tape

£0.353

£0.223

£0.139

£0.117

View

Reel

£0.055

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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

MOV-14D201KKTR
Bourns
1: £0.555
2,041In Stock

Mfr. Part No.
MOV-14D201KKTR

Mouser Part No
652-MOV-14D201KKTR

Bourns

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

Learn More

Datasheet

2,041In Stock

Cut Tape

£0.555

£0.332

£0.217

£0.196

Reel

£0.162

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

MOV-14D221KKTR
Bourns
1: £0.488
5,925In 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

5,925In Stock

Cut Tape

£0.488

£0.29

£0.18

£0.161

Reel

£0.133

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

MOV-14D470KKTR
Bourns
1: £0.638
4,427In 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

4,427In Stock

Cut Tape

£0.638

£0.386

£0.242

£0.212

Reel

£0.182

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 360volts Fail Short

2020-42T-C2FLF
Bourns
1: £3.25
1,000In Stock

Mfr. Part No.
2020-42T-C2FLF

Mouser Part No
652-2020-42T-C2FLF

Bourns

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 360volts Fail Short

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Datasheet

1,000In Stock

£3.25

£2.69

£1.93

£1.75

View

Min.: 1
Mult.: 1

Varistors IsoMOV 5KA 175Vrms Bulk In-Line

IsoM5-175-B-L2
Bourns
1: £1.16
4,043In Stock

Mfr. Part No.
IsoM5-175-B-L2

Mouser Part No
652-ISOM5-175-B-L2

Bourns

Varistors IsoMOV 5KA 175Vrms Bulk In-Line

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Datasheet

4,043In Stock

£1.16

£0.849

£0.773

£0.684

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 0603 High Temp SMD Polymer PTC 0.16A/12V

MF-FSHT016KX-2
Bourns
1: £0.368
22,603In Stock

Mfr. Part No.
MF-FSHT016KX-2

Mouser Part No
652-MF-FSHT016KX-2

Bourns

Resettable Fuses - PPTC 0603 High Temp SMD Polymer PTC 0.16A/12V

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Datasheet

22,603In Stock

Cut Tape

£0.368

£0.278

£0.261

£0.197

View

Reel

£0.154

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Resettable Fuses - PPTC PTC RESETTABLE 1.5A 12V SMD 1812

MF-MSMF150/12-2
Bourns
1: £0.368
20,754In Stock

Mfr. Part No.
MF-MSMF150/12-2

Mouser Part No
652-MF-MSMF150/12-2

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 1.5A 12V SMD 1812

Learn More

Datasheet

20,754In Stock

Cut Tape

£0.368

£0.304

£0.277

£0.209

View

Reel

£0.134

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 16V 160MA-HD 40A MAX

MF-PSHT016KX-2
Bourns
1: £0.375
10,393In Stock

Mfr. Part No.
MF-PSHT016KX-2

Mouser Part No
652-MF-PSHT016KX-2

Bourns

Resettable Fuses - PPTC 16V 160MA-HD 40A MAX

Learn More

Datasheet

10,393In Stock

Cut Tape

£0.375

£0.284

£0.265

£0.201

Reel

£0.153

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC PTC RESETTABLE 0.1A 60V RADIAL LEADED

MF-R010-AP
Bourns
1: £0.338
17,226In Stock

Mfr. Part No.
MF-R010-AP

Mouser Part No
652-MF-R010-AP

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 0.1A 60V RADIAL LEADED

Learn More

Datasheet

17,226In Stock

£0.338

£0.259

£0.243

£0.183

View

Reel

£0.118

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC PTC RESETTABLE 0.75A 60V RADIAL LEADED

MF-R075-AP
Bourns
1: £0.465
11,992In Stock

Mfr. Part No.
MF-R075-AP

Mouser Part No
652-MF-R075-AP

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 0.75A 60V RADIAL LEADED

Learn More

Datasheet

11,992In Stock

£0.465

£0.428

£0.355

£0.327

View

Reel

£0.185

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 30V 1.85A-HD 40A MAX

MF-R185-0-17
Bourns
1: £0.45
12,289In Stock

Mfr. Part No.
MF-R185-0-17

Mouser Part No
652-MF-R185-0-17

Bourns

Resettable Fuses - PPTC 30V 1.85A-HD 40A MAX

Learn More

Datasheet

12,289In Stock

£0.45

£0.346

£0.324

£0.244

View

Min.: 1
Mult.: 1

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

MF-R250-2-10
Bourns
1: £0.488
8,416In Stock

Mfr. Part No.
MF-R250-2-10

Mouser Part No
652-MF-R250-2-10

Bourns

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

Learn More

Datasheet

8,416In Stock

Cut Tape

£0.488

£0.37

£0.347

£0.262

Reel

£0.19

View

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC PTC 10.0A 16V RADIAL LEADED HI-TEMP

MF-RHT1000-2
Bourns
1: £0.691
8,824In Stock

Mfr. Part No.
MF-RHT1000-2

Mouser Part No
652-MF-RHT1000-2

Bourns

Resettable Fuses - PPTC PTC 10.0A 16V RADIAL LEADED HI-TEMP

Learn More

Datasheet

8,824In Stock

Cut Tape

£0.691

£0.688

£0.329

Reel

£0.328

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC PTC RESETTABLE 0.5A 72V RADIAL LEADED

MF-RX050/72-AP
Bourns
1: £0.361
9,453In Stock

Mfr. Part No.
MF-RX050/72-AP

Mouser Part No
652-MF-RX050/72-AP

Bourns

Resettable Fuses - PPTC PTC RESETTABLE 0.5A 72V RADIAL LEADED

Learn More

Datasheet

9,453In Stock

£0.361

£0.271

£0.255

£0.192

View

Reel

£0.123

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 60V .3A-HD 40A MAX

MF-R030
Bourns
1: £0.173
19,108In Stock

Mfr. Part No.
MF-R030

Mouser Part No
652-MFR030

Bourns

Resettable Fuses - PPTC 60V .3A-HD 40A MAX

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Datasheet

19,108In Stock

£0.173

£0.157

£0.127

£0.113

£0.108

Min.: 1
Mult.: 1

Thermal Cut-offs Trip Temp 85c 5c TOL

NR85AB0
Bourns
1: £1.22
3,660In Stock

Mfr. Part No.
NR85AB0

Mouser Part No
652-NR85AB0

Bourns

Thermal Cut-offs Trip Temp 85c 5c TOL

Learn More

Datasheet

3,660In Stock

£1.22

£1.13

£0.978

£0.882

View

Min.: 1
Mult.: 1

Surface Mount Fuses 1.25A 63V TIME DELAY

SF-1206SP125-2
Bourns
1: £0.465
16,812In Stock

Mfr. Part No.
SF-1206SP125-2

Mouser Part No
652-SF-1206SP125-2

Bourns

Surface Mount Fuses 1.25A 63V TIME DELAY

Learn More

Datasheet

16,812In Stock

Cut Tape

£0.465

£0.416

£0.362

£0.30

View

Reel

£0.188

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Circuit Protection Devices

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Circuit Protection Devices

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