Circuit Protection – Mouser United Kingdom

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

Smart Thermostat Solutions

Littelfuse Smart Thermostat Solutions components allow designers to implement Internet of Things (IoT) solutions to boost energy efficiency and monitor energy usage. Littelfuse Smart Thermostat solutions complement other Smart Building features, including safety and security systems.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 627

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; }

Part #

Resettable Fuses - PPTC 15V 4A Poly 2920 PTC

2920L400/15MR
Littelfuse
1: £1.16
18,896In Stock

Mfr. Part No.
2920L400/15MR

Mouser Part No
576-2920L400/15MR

Littelfuse

Resettable Fuses - PPTC 15V 4A Poly 2920 PTC

Learn More

Datasheet

18,896In Stock

Cut Tape

£1.16

£0.943

£0.803

£0.759

Reel

£0.644

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Varistors 33V 180A 500pF

V33MLA1206NH
Littelfuse
1: £0.578
56,794In Stock

Mfr. Part No.
V33MLA1206NH

Mouser Part No
576-V33MLA1206NH

Littelfuse

Varistors 33V 180A 500pF

Learn More

Datasheet

56,794In Stock

Cut Tape

£0.578

£0.453

£0.426

£0.395

View

Reel

£0.341

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Resettable Fuses - PPTC PTC 72V POLYFUSE SURF MOUNT 2920 0.50A

2920L050/72DR
Littelfuse
1: £0.668
2,368In Stock

Mfr. Part No.
2920L050/72DR

Mouser Part No
576-2920L050/72DR

Littelfuse

Resettable Fuses - PPTC PTC 72V POLYFUSE SURF MOUNT 2920 0.50A

Learn More

Datasheet

2,368In Stock

Cut Tape

£0.668

£0.601

£0.511

£0.426

Reel

£0.308

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

ESD Protection Diodes / TVS Diodes 1-CH 0201 9V Uni-Di .20pF 20kV SESD

SESD0201X1UN-0020-090
Littelfuse
1: £0.615
49,607In Stock

Mfr. Part No.
SESD0201X1UN-0020-090

Mouser Part No
650-SESD0201X1UN0020

Littelfuse

ESD Protection Diodes / TVS Diodes 1-CH 0201 9V Uni-Di .20pF 20kV SESD

Learn More

Datasheet

49,607In Stock

Cut Tape

£0.615

£0.521

£0.473

£0.427

View

Reel

£0.147

MouseReel Available

Min.: 1
Mult.: 1

Reel: 75,000

ESD Protection Diodes / TVS Diodes 6-CH MINI 9V Uni-Di .20pF 20kV SESD

SESD1103Q6UG-0020-090
Littelfuse
1: £0.96
39,613In Stock

Mfr. Part No.
SESD1103Q6UG-0020-090

Mouser Part No
650-SESD1103Q6UG0020

Littelfuse

ESD Protection Diodes / TVS Diodes 6-CH MINI 9V Uni-Di .20pF 20kV SESD

Learn More

Datasheet

39,613In Stock

Cut Tape

£0.96

£0.78

£0.604

£0.497

View

Reel

£0.359

MouseReel Available

Min.: 1
Mult.: 1

Reel: 65,000

Resettable Fuses - PPTC 6V 750MA-HD 40A SMD

PICOSMDC075S-2
Littelfuse
1: £0.496
5,052In Stock

Mfr. Part No.
PICOSMDC075S-2

Mouser Part No
650-PICOSMDC075S-2

Littelfuse

Resettable Fuses - PPTC 6V 750MA-HD 40A SMD

Learn More

Datasheet

5,052In Stock

Cut Tape

£0.496

£0.451

£0.375

£0.346

Reel

£0.238

View

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes TVS 500W 7V DO-214AA TR13

SACB7.0
Littelfuse
1: £0.173
22,206In Stock

Mfr. Part No.
SACB7.0

Mouser Part No
576-SACB7.0

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 500W 7V DO-214AA TR13

Learn More

Datasheet

22,206In Stock

Cut Tape

£0.173

Reel

£0.173

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC SMDC030F-2

SMDC030F-2
Littelfuse
1: £0.465
6,161In Stock

Mfr. Part No.
SMDC030F-2

Mouser Part No
650-SMDC030F-2

Littelfuse

Resettable Fuses - PPTC SMDC030F-2

Learn More

Datasheet

6,161In Stock

Cut Tape

£0.465

£0.424

£0.353

£0.325

View

Reel

£0.207

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

ESD Protection Diodes / TVS Diodes 400W 250V 5% Uni-Directional

SMAJ250A
Littelfuse
1: £0.18
8,794In Stock

Mfr. Part No.
SMAJ250A

Mouser Part No
576-SMAJ250A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 250V 5% Uni-Directional

Learn More

Datasheet

8,794In Stock

Cut Tape

£0.18

£0.15

£0.132

£0.124

£0.121

Reel

£0.12

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 85V 5% Bi-Directional

SMAJ85CA
Littelfuse
1: £0.233
17,947In Stock

Mfr. Part No.
SMAJ85CA

Mouser Part No
576-SMAJ85CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 85V 5% Bi-Directional

Learn More

Datasheet

17,947In Stock

Cut Tape

£0.233

£0.158

£0.074

£0.073

Reel

£0.056

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Resettable Fuses - PPTC 12V 0.1A Ih 5.8 Ohm

femtoSMDC010F-02
Littelfuse
1: £0.849
6,175In Stock

Mfr. Part No.
femtoSMDC010F-02

Mouser Part No
650-FEMTOSMDC010F-02

Littelfuse

Resettable Fuses - PPTC 12V 0.1A Ih 5.8 Ohm

Learn More

Datasheet

6,175In Stock

Cut Tape

£0.849

£0.636

£0.482

£0.468

View

Reel

£0.288

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Surface Mount Fuses 32V FA 1206 3.5A

043703.5WR
Littelfuse
1: £0.995
4,000In Stock

Mfr. Part No.
043703.5WR

Mouser Part No
576-043703.5WR

Littelfuse

Surface Mount Fuses 32V FA 1206 3.5A

Learn More

Datasheet

4,000In Stock

Cut Tape

£0.995

£0.826

£0.766

£0.631

View

Reel

£0.413

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

LED Protection Devices LED PROTECTOR Bi 6V

PLED6S
Littelfuse
1: £0.908
16,893In Stock

Mfr. Part No.
PLED6S

Mouser Part No
576-PLED6S

Littelfuse

LED Protection Devices LED PROTECTOR Bi 6V

Learn More

Datasheet

16,893In Stock

Cut Tape

£0.908

£0.571

£0.376

£0.292

£0.265

Reel

£0.247

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Varistors 10V 150A 1600pF

V14MLA1206NH
Littelfuse
1: £0.503
3,208In Stock

Mfr. Part No.
V14MLA1206NH

Mouser Part No
576-V14MLA1206NH

Littelfuse

Varistors 10V 150A 1600pF

Learn More

Datasheet

3,208In Stock

Cut Tape

£0.503

£0.39

£0.361

£0.345

£0.342

Reel

£0.341

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Varistors 26V 100A 190pF

V26MLA0805NT
Littelfuse
1: £0.30
9,367In Stock

Mfr. Part No.
V26MLA0805NT

Mouser Part No
576-V26MLA0805NT

Littelfuse

Varistors 26V 100A 190pF

Learn More

Datasheet

9,367In Stock

Cut Tape

£0.30

£0.184

£0.159

£0.148

View

Reel

£0.113

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V5.5MLA0805LNT
Littelfuse
1: £0.30
9,227In Stock

Mfr. Part No.
V5.5MLA0805LNT

Mouser Part No
576-V5.5MLA0805LNT

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

9,227In Stock

Cut Tape

£0.30

£0.184

£0.159

£0.148

View

Reel

£0.113

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Surface Mount Fuses 63V FA 1206 1.5A

043701.5WR
Littelfuse
1: £0.995
3,512In Stock

Mfr. Part No.
043701.5WR

Mouser Part No
576-043701.5WR

Littelfuse

Surface Mount Fuses 63V FA 1206 1.5A

Learn More

Datasheet

3,512In Stock

Cut Tape

£0.995

£0.89

£0.834

£0.693

View

Reel

£0.413

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

LED Protection Devices LED PROTECTOR Bi 9V QFN 3X3 2L RoHS

PLED9Q12
Littelfuse
1: £0.593
6,191In Stock

Mfr. Part No.
PLED9Q12

Mouser Part No
576-PLED9Q12

Littelfuse

LED Protection Devices LED PROTECTOR Bi 9V QFN 3X3 2L RoHS

Learn More

Datasheet

6,191In Stock

Cut Tape

£0.593

£0.41

£0.312

£0.285

Reel

£0.285

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes SMF - CA 10V

SMF10CA
Littelfuse
1: £0.292
14,922In Stock

Mfr. Part No.
SMF10CA

Mouser Part No
576-SMF10CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF - CA 10V

Learn More

Datasheet

14,922In Stock

Cut Tape

£0.292

£0.203

£0.106

£0.104

Reel

£0.072

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

LED Protection Devices LED PROTECTOR 18V 1000mA QFN 3x3

PLED18Q12
Littelfuse
1: £0.908
9,915In Stock

Mfr. Part No.
PLED18Q12

Mouser Part No
576-PLED18Q12

Littelfuse

LED Protection Devices LED PROTECTOR 18V 1000mA QFN 3x3

Learn More

Datasheet

9,915In Stock

Cut Tape

£0.908

£0.571

£0.376

£0.292

£0.285

Reel

£0.285

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Varistors 26V 30A 90pF

V26MLA0603NH
Littelfuse
1: £0.285
17,917In Stock

Mfr. Part No.
V26MLA0603NH

Mouser Part No
576-V26MLA0603NH

Littelfuse

Varistors 26V 30A 90pF

Learn More

Datasheet

17,917In Stock

Cut Tape

£0.285

£0.176

£0.153

£0.141

View

Reel

£0.109

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Varistors 5.5 VDC .05J 39V-CL 210PF P

V5.5MLA0402LNR
Littelfuse
1: £0.188
12,422In Stock

Mfr. Part No.
V5.5MLA0402LNR

Mouser Part No
576-V5.5MLA0402LNR

Littelfuse

Varistors 5.5 VDC .05J 39V-CL 210PF P

Learn More

Datasheet

12,422In Stock

Cut Tape

£0.188

£0.129

£0.117

£0.11

View

Reel

£0.093

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Varistors MLV Varistor 18V 0402 ML SERIES STD

V18MLA0402NR
Littelfuse
1: £0.248
14,774In Stock

Mfr. Part No.
V18MLA0402NR

Mouser Part No
576-V18MLA0402NH

Littelfuse

Varistors MLV Varistor 18V 0402 ML SERIES STD

Learn More

Datasheet

14,774In Stock

Cut Tape

£0.248

£0.153

£0.132

£0.121

View

Reel

£0.093

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Varistors 42 VDC .8J 92V-CL 180A PK

V42MLA1206NH
Littelfuse
1: £0.601
7,322In Stock

Mfr. Part No.
V42MLA1206NH

Mouser Part No
576-V42MLA1206NH

Littelfuse

Varistors 42 VDC .8J 92V-CL 180A PK

Learn More

Datasheet

7,322In Stock

Cut Tape

£0.601

£0.448

£0.41

£0.368

View

Reel

£0.341

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Resettable Fuses - PPTC SMDC050F-2

SMDC050F-2
Littelfuse
1: £0.503
3,916In Stock

Mfr. Part No.
SMDC050F-2

Mouser Part No
650-SMDC050F-2

Littelfuse

Resettable Fuses - PPTC SMDC050F-2

Learn More

Datasheet

3,916In Stock

Cut Tape

£0.503

£0.458

£0.381

£0.351

View

Reel

£0.193

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Smart Thermostat Solutions

Types of Circuit Protection

Customer Service Office

Company

Resources

Support