Circuit Protection – Mouser United Kingdom

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PLC Design Solutions

Littelfuse Programmable Logic Controller (PLC) Design Solutions feature products that address the evolving demands of industrial automation, artificial intelligence (AI), machine learning (ML), renewable energy, and electric vehicles (EVs). These PLC circuit protection and power control products are designed to meet these challenges with precision and reliability. The components improve system uptime and resilience, from safeguarding power supplies to ensuring the reliable switching of loads. This PLC Design Solutions lineup from Littelfuse helps streamline designs and speed up time to market while ensuring compliance with global safety standards.

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Types of Circuit Protection

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Results: 71

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Part #

Resettable Fuses - PPTC 1.6A 30V 40A Imax

RUEF160-AP
Littelfuse
1: £0.436
3,673In Stock

Mfr. Part No.
RUEF160-AP

Mouser Part No
650-RUEF160-AP

Littelfuse

Resettable Fuses - PPTC 1.6A 30V 40A Imax

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Datasheet

3,673In Stock

Cut Tape

£0.436

£0.396

£0.33

£0.304

Reel

£0.183

View

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC 2.5A 30V 40A Imax Uncoated

RUEF250U-2
Littelfuse
1: £0.346
3,960In Stock

Mfr. Part No.
RUEF250U-2

Mouser Part No
650-RUEF250U-2

Littelfuse

Resettable Fuses - PPTC 2.5A 30V 40A Imax Uncoated

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Datasheet

3,960In Stock

Cut Tape

£0.346

£0.298

£0.268

£0.254

View

Reel

£0.178

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 9A 30V 40A Imax

RUEF900K-2
Littelfuse
1: £1.05
1,410In Stock

Mfr. Part No.
RUEF900K-2

Mouser Part No
650-RUEF900K-2

Littelfuse

Resettable Fuses - PPTC 9A 30V 40A Imax

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Datasheet

1,410In Stock

Cut Tape

£1.05

£0.96

£0.796

£0.733

Reel

£0.48

View

Min.: 1
Mult.: 1

: 1,000

Resettable Fuses - PPTC 1.85A 30V 100A Imax

RUEF185-2
Littelfuse
1: £0.443
4,601In Stock

Mfr. Part No.
RUEF185-2

Mouser Part No
650-RUEF185-2

Littelfuse

Resettable Fuses - PPTC 1.85A 30V 100A Imax

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Datasheet

4,601In Stock

Cut Tape

£0.443

£0.404

£0.384

£0.31

View

Reel

£0.225

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 1.1A 30V 40A Imax

RUEF110S-1
Littelfuse
1: £0.488
837In Stock

Mfr. Part No.
RUEF110S-1

Mouser Part No
650-RUEF110S-1

Littelfuse

Resettable Fuses - PPTC 1.1A 30V 40A Imax

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Datasheet

837In Stock

Cut Tape

£0.488

£0.377

£0.354

£0.266

Reel

£0.232

View

Min.: 1
Mult.: 1

: 500

Resettable Fuses - PPTC 30V 2.5A-HD 40A MAX

RUEF250U-0.148
Littelfuse
1: £0.533
48In Stock

Mfr. Part No.
RUEF250U-0.148

Mouser Part No
650-RUEF250U-0.148

Littelfuse

Resettable Fuses - PPTC 30V 2.5A-HD 40A MAX

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Datasheet

48In Stock

£0.533

£0.407

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 30V 40A 0.90W PolySwitch Reset Dev

RUEF160S-RA
Littelfuse
1: £0.39
1,914In Stock

Mfr. Part No.
RUEF160S-RA

Mouser Part No
650-RUEF160S-RA

Littelfuse

Resettable Fuses - PPTC 30V 40A 0.90W PolySwitch Reset Dev

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Datasheet

1,914In Stock

£0.39

£0.296

£0.21

£0.203

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 12 KV .5pF Diode Array

SP7538PUTG
Littelfuse
1: £1.17
34,720In Stock

Mfr. Part No.
SP7538PUTG

Mouser Part No
576-SP7538PUTG

Littelfuse

ESD Protection Diodes / TVS Diodes 12 KV .5pF Diode Array

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Datasheet

34,720In Stock

Cut Tape

£1.17

£0.564

£0.487

£0.382

£0.347

Reel

£0.34

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC .9A 30V 100A Imax

RUEF090
Littelfuse
1: £0.346
22,407In Stock

Mfr. Part No.
RUEF090

Mouser Part No
650-RUEF090

Littelfuse

Resettable Fuses - PPTC .9A 30V 100A Imax

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Datasheet

22,407In Stock

£0.346

£0.316

£0.262

£0.232

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 1.1A 30V 100A Imax

RUEF110-2
Littelfuse
1: £0.413
6,830In Stock

Mfr. Part No.
RUEF110-2

Mouser Part No
650-RUEF110-2

Littelfuse

Resettable Fuses - PPTC 1.1A 30V 100A Imax

Learn More

Datasheet

6,830In Stock

Cut Tape

£0.413

£0.378

£0.351

£0.30

View

Reel

£0.21

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 1.35A 30V 100A Imax

RUEF135
Littelfuse
1: £0.338
11,055In Stock
24,500Expected 01/09/2026

Mfr. Part No.
RUEF135

Mouser Part No
650-RUEF135

Littelfuse

Resettable Fuses - PPTC 1.35A 30V 100A Imax

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Datasheet

11,055In Stock

24,500Expected 01/09/2026

£0.338

£0.312

£0.258

£0.238

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 1.6A 30V 100A Imax

RUEF160
Littelfuse
1: £0.368
15,704In Stock

Mfr. Part No.
RUEF160

Mouser Part No
650-RUEF160

Littelfuse

Resettable Fuses - PPTC 1.6A 30V 100A Imax

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Datasheet

15,704In Stock

£0.368

£0.332

£0.28

£0.244

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 1.85A 30V 100A Imax

RUEF185
Littelfuse
1: £0.353
10,955In Stock

Mfr. Part No.
RUEF185

Mouser Part No
650-RUEF185

Littelfuse

Resettable Fuses - PPTC 1.85A 30V 100A Imax

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Datasheet

10,955In Stock

£0.353

£0.325

£0.27

£0.247

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 2.5A 30V 100A Imax

RUEF250-2
Littelfuse
1: £0.45
9,242In Stock
30,000Expected 18/12/2026

Mfr. Part No.
RUEF250-2

Mouser Part No
650-RUEF250-2

Littelfuse

Resettable Fuses - PPTC 2.5A 30V 100A Imax

Learn More

Datasheet

9,242In Stock

30,000Expected 18/12/2026

Cut Tape

£0.45

£0.415

£0.344

£0.318

View

Reel

£0.184

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 3A 30V 100A Imax

RUEF300
Littelfuse
1: £0.39
34,909In Stock

Mfr. Part No.
RUEF300

Mouser Part No
650-RUEF300

Littelfuse

Resettable Fuses - PPTC 3A 30V 100A Imax

Learn More

Datasheet

34,909In Stock

£0.39

£0.357

£0.297

£0.271

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 3A 30V 100A Imax

RUEF300-2
Littelfuse
1: £0.48
8,172In Stock

Mfr. Part No.
RUEF300-2

Mouser Part No
650-RUEF300-2

Littelfuse

Resettable Fuses - PPTC 3A 30V 100A Imax

Learn More

Datasheet

8,172In Stock

Cut Tape

£0.48

£0.443

£0.368

£0.339

Reel

£0.199

View

Min.: 1
Mult.: 1

: 2,500

Resettable Fuses - PPTC 4A 30V 100A Imax

RUEF400
Littelfuse
1: £0.488
19,448In Stock

Mfr. Part No.
RUEF400

Mouser Part No
650-RUEF400

Littelfuse

Resettable Fuses - PPTC 4A 30V 100A Imax

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Datasheet

19,448In Stock

£0.488

£0.428

£0.37

£0.331

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 5A 30V 100A Imax

RUEF500
Littelfuse
1: £0.586
34,764In Stock
3,750Expected 14/10/2026

Mfr. Part No.
RUEF500

Mouser Part No
650-RUEF500

Littelfuse

Resettable Fuses - PPTC 5A 30V 100A Imax

Learn More

Datasheet

34,764In Stock

3,750Expected 14/10/2026

£0.586

£0.519

£0.423

£0.402

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 5A 30V 100A Imax

RUEF500K-2
Littelfuse
1: £0.668
5,940In Stock

Mfr. Part No.
RUEF500K-2

Mouser Part No
650-RUEF500K-2

Littelfuse

Resettable Fuses - PPTC 5A 30V 100A Imax

Learn More

Datasheet

5,940In Stock

Cut Tape

£0.668

£0.616

£0.512

£0.472

View

Reel

£0.304

Min.: 1
Mult.: 1

: 1,500

Resettable Fuses - PPTC 6A 30V 100A Imax

RUEF600
Littelfuse
1: £0.586
15,801In Stock
12,250Expected 21/12/2026

Mfr. Part No.
RUEF600

Mouser Part No
650-RUEF600

Littelfuse

Resettable Fuses - PPTC 6A 30V 100A Imax

Learn More

Datasheet

15,801In Stock

12,250Expected 21/12/2026

£0.586

£0.54

£0.446

£0.403

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 7A 30V 100A Imax

RUEF700
Littelfuse
1: £0.646
11,196In Stock

Mfr. Part No.
RUEF700

Mouser Part No
650-RUEF700

Littelfuse

Resettable Fuses - PPTC 7A 30V 100A Imax

Learn More

Datasheet

11,196In Stock

£0.646

£0.592

£0.491

£0.453

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 8A 30V 100A Imax

RUEF800
Littelfuse
1: £0.705
5,912In Stock

Mfr. Part No.
RUEF800

Mouser Part No
650-RUEF800

Littelfuse

Resettable Fuses - PPTC 8A 30V 100A Imax

Learn More

Datasheet

5,912In Stock

£0.705

£0.643

£0.524

£0.495

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 9A 30V 100A Imax

RUEF900
Littelfuse
1: £0.917
18,332In Stock

Mfr. Part No.
RUEF900

Mouser Part No
650-RUEF900

Littelfuse

Resettable Fuses - PPTC 9A 30V 100A Imax

Learn More

Datasheet

18,332In Stock

£0.917

£0.849

£0.651

£0.621

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .9A 30V 100A Imax

RUEF090-2
Littelfuse
1: £0.405
4,888In Stock

Mfr. Part No.
RUEF090-2

Mouser Part No
650-RUEF090-2

Littelfuse

Resettable Fuses - PPTC .9A 30V 100A Imax

Learn More

Datasheet

4,888In Stock

Cut Tape

£0.405

£0.36

£0.31

£0.271

View

Reel

£0.175

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 30V 900MA 100A RUEF

RUEF090-AP
Littelfuse
1: £0.353
1,564In Stock

Mfr. Part No.
RUEF090-AP

Mouser Part No
650-RUEF090-AP

Littelfuse

Resettable Fuses - PPTC 30V 900MA 100A RUEF

Learn More

Datasheet

1,564In Stock

Cut Tape

£0.353

£0.32

£0.265

£0.245

View

Reel

£0.187

Min.: 1
Mult.: 1

: 2,000

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