.hide-partial { max-height: none; } .show-more { display: none; }

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)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Select a category below to see filtering options and narrow down your search.

Part #

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

MOV-07D221KKTR
Bourns
1: £0.263
3,689In Stock

Mfr. Part No.
MOV-07D221KKTR

Mouser Part No
652-MOV-07D221KKTR

Bourns

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

Learn More

Datasheet

3,689In Stock

Cut Tape

£0.263

£0.182

£0.104

£0.086

Reel

£0.048

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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

MOV-07D241KKTR
Bourns
1: £0.278
5,926In Stock
New Product

Mfr. Part No.
MOV-07D241KKTR

Mouser Part No
652-MOV-07D241KKTR

New Product

Bourns

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

Learn More

Datasheet

5,926In Stock

Cut Tape

£0.278

£0.191

£0.109

£0.09

View

Reel

£0.037

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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

MOV-10D560KKTR
Bourns
1: £0.511
1,972In Stock
New Product

Mfr. Part No.
MOV-10D560KKTR

Mouser Part No
652-MOV-10D560KKTR

New Product

Bourns

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

Learn More

Datasheet

1,972In Stock

Cut Tape

£0.511

£0.305

£0.197

£0.179

Reel

£0.115

View

Min.: 1
Mult.: 1

Reel: 1,000

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

MOV-10D781KKTR
Bourns
1: £0.638
1,411In Stock

Mfr. Part No.
MOV-10D781KKTR

Mouser Part No
652-MOV-10D781KKTR

Bourns

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

Learn More

Datasheet

1,411In Stock

Cut Tape

£0.638

£0.383

£0.24

£0.211

Reel

£0.18

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

MOV-14D241KKTR
Bourns
1: £0.571
5,384In Stock

Mfr. Part No.
MOV-14D241KKTR

Mouser Part No
652-MOV-14D241KKTR

Bourns

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

Learn More

Datasheet

5,384In Stock

Cut Tape

£0.571

£0.341

£0.214

£0.182

Reel

£0.159

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

MOV-14D560KKTR
Bourns
1: £0.691
4,859In Stock

Mfr. Part No.
MOV-14D560KKTR

Mouser Part No
652-MOV-14D560KKTR

Bourns

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

Learn More

Datasheet

4,859In Stock

Cut Tape

£0.691

£0.416

£0.26

£0.229

Reel

£0.173

View

Min.: 1
Mult.: 1

Reel: 500

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

MOV-14D561KKTR
Bourns
1: £0.713
5,072In Stock

Mfr. Part No.
MOV-14D561KKTR

Mouser Part No
652-MOV-14D561KKTR

Bourns

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

Learn More

Datasheet

5,072In Stock

Cut Tape

£0.713

£0.426

£0.267

£0.235

Reel

£0.20

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

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

MOV-14D820KKTR
Bourns
1: £0.586
3,605In Stock

Mfr. Part No.
MOV-14D820KKTR

Mouser Part No
652-MOV-14D820KKTR

Bourns

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

Learn More

Datasheet

3,605In Stock

Cut Tape

£0.586

£0.348

£0.218

£0.19

Reel

£0.163

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

MOV-20D201KKTR
Bourns
1: £0.934
4,002In Stock

Mfr. Part No.
MOV-20D201KKTR

Mouser Part No
652-MOV-20D201KKTR

Bourns

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

Learn More

Datasheet

4,002In Stock

Cut Tape

£0.934

£0.566

£0.362

Reel

£0.331

£0.282

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

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

MOV-20D301KKTR
Bourns
1: £0.952
1,690In Stock
6,000Expected 22/06/2026

Mfr. Part No.
MOV-20D301KKTR

Mouser Part No
652-MOV-20D301KKTR

Bourns

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

Learn More

Datasheet

1,690In Stock

6,000Expected 22/06/2026

Cut Tape

£0.952

£0.578

£0.371

Reel

£0.339

£0.287

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 250

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

Learn More

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

Learn More

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

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

1.5SMC33A-Q
Bourns
1: £0.89
7,570In Stock

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

Learn More

Datasheet

7,570In Stock

Cut Tape

£0.89

£0.556

£0.365

£0.282

Reel

£0.221

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors CV 150 K 5 B L1

CV150K5BL1
Bourns
1: £0.526
17,785In Stock

Mfr. Part No.
CV150K5BL1

Mouser Part No
652-CV150K5BL1

Bourns

Varistors CV 150 K 5 B L1

Learn More

Datasheet

17,785In Stock

£0.526

£0.312

£0.201

£0.182

View

Min.: 1
Mult.: 1

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

Learn More

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

Learn More

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

Learn More

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
17,196In 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

17,196In 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

Circuit Protection Devices

All Results (8,097)

Customer Service Office

Company

Resources

Support

Circuit Protection Devices

All Results (8,097)

Circuit Protection

Industrial Automation

Semiconductors

Thermal Management