Circuit Protection – Mouser Singapore

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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: 77

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Part #

Resettable Fuses - PPTC 7A 30V 100A Imax

RUEF700
Littelfuse
1: $1.10
2,909In Stock
5,000Expected 24/3/2026

Mfr. Part No.
RUEF700

Mouser Part No
650-RUEF700

Littelfuse

Resettable Fuses - PPTC 7A 30V 100A Imax

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Datasheet

2,909In Stock

5,000Expected 24/3/2026

$1.10

$1.00

$0.731

$0.695

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 7A 30V 100A Imax

RUEF700-2
Littelfuse
1: $1.29
2,426In Stock

Mfr. Part No.
RUEF700-2

Mouser Part No
650-RUEF700-2

Littelfuse

Resettable Fuses - PPTC 7A 30V 100A Imax

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Datasheet

2,426In Stock

Cut Tape

$1.29

$1.19

$0.986

$0.909

Reel

$0.607

View

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 7A 30V 100A Imax

RUEF700K
Littelfuse
1: $1.10
323In Stock

Mfr. Part No.
RUEF700K

Mouser Part No
650-RUEF700K

Littelfuse

Resettable Fuses - PPTC 7A 30V 100A Imax

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Datasheet

323In Stock

$1.10

$1.01

$0.838

$0.774

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 8A 30V 40A Imax

RUEF800-2
Littelfuse
1: $1.39
1,730In Stock

Mfr. Part No.
RUEF800-2

Mouser Part No
650-RUEF800-2

Littelfuse

Resettable Fuses - PPTC 8A 30V 40A Imax

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Datasheet

1,730In Stock

Cut Tape

$1.39

$1.22

$1.06

$0.981

Reel

$0.674

View

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 8A 30V 40A Imax

RUEF800K
Littelfuse
1: $1.21
298In Stock

Mfr. Part No.
RUEF800K

Mouser Part No
650-RUEF800K

Littelfuse

Resettable Fuses - PPTC 8A 30V 40A Imax

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Datasheet

298In Stock

$1.21

$1.11

$0.885

$0.828

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 8A 30V 40A Imax

RUEF800K-2
Littelfuse
1: $1.39
1,283In Stock

Mfr. Part No.
RUEF800K-2

Mouser Part No
650-RUEF800K-2

Littelfuse

Resettable Fuses - PPTC 8A 30V 40A Imax

Learn More

Datasheet

1,283In Stock

Cut Tape

$1.39

$1.28

$1.05

$0.983

Reel

$0.742

View

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 9A 30V 100A Imax

RUEF900-2
Littelfuse
1: $1.68
2,003In Stock

Mfr. Part No.
RUEF900-2

Mouser Part No
650-RUEF900-2

Littelfuse

Resettable Fuses - PPTC 9A 30V 100A Imax

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Datasheet

2,003In Stock

Cut Tape

$1.68

$1.54

$1.28

$1.18

Reel

$0.799

View

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 9A 30V 40A Imax

RUEF900K-2
Littelfuse
1: $1.68
579In Stock
1,000Expected 18/5/2026

Mfr. Part No.
RUEF900K-2

Mouser Part No
650-RUEF900K-2

Littelfuse

Resettable Fuses - PPTC 9A 30V 40A Imax

Learn More

Datasheet

579In Stock

1,000Expected 18/5/2026

Cut Tape

$1.68

$1.56

$1.29

$1.19

View

Reel

$0.83

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 1.1A 30V 100A Imax

RUEF110
Littelfuse
1: $0.556
18,962Expected 8/4/2026

Mfr. Part No.
RUEF110

Mouser Part No
650-RUEF110

Littelfuse

Resettable Fuses - PPTC 1.1A 30V 100A Imax

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Datasheet

18,962Expected 8/4/2026

$0.556

$0.487

$0.379

$0.377

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 9A 30V 40A Imax

RUEF900K
Littelfuse
1: $1.47
3,000Expected 6/4/2026

Mfr. Part No.
RUEF900K

Mouser Part No
650-RUEF900K

Littelfuse

Resettable Fuses - PPTC 9A 30V 40A Imax

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Datasheet

3,000Expected 6/4/2026

$1.47

$1.35

$1.12

$1.03

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 80 mOhms 40 A 30 VDC - 40 C+ 85 C

RUEF300K
Littelfuse
1: $0.667
490Expected 19/5/2026

Mfr. Part No.
RUEF300K

Mouser Part No
650-RUEF300K

Littelfuse

Resettable Fuses - PPTC 80 mOhms 40 A 30 VDC - 40 C+ 85 C

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Datasheet

490Expected 19/5/2026

$0.667

$0.606

$0.503

$0.466

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 6A 30V 40A Imax

RUEF600K-2
Littelfuse
1: $1.21
2,475Expected 31/3/2026

Mfr. Part No.
RUEF600K-2

Mouser Part No
650-RUEF600K-2

Littelfuse

Resettable Fuses - PPTC 6A 30V 40A Imax

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Datasheet

2,475Expected 31/3/2026

Cut Tape

$1.21

$1.07

$0.92

$0.849

Reel

$0.582

View

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 30V 7A-HD 40A MAX (R)

RUEF700K-2
Littelfuse
1: $1.28
909Expected 24/3/2026

Mfr. Part No.
RUEF700K-2

Mouser Part No
650-RUEF700K-2

Littelfuse

Resettable Fuses - PPTC 30V 7A-HD 40A MAX (R)

Learn More

Datasheet

909Expected 24/3/2026

Cut Tape

$1.28

$1.18

$0.977

$0.902

Reel

$0.62

View

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 1.35A 30V 40A Imax

RUEF135-1
Littelfuse
1: $0.959
Non-Stocked

Mfr. Part No.
RUEF135-1

Mouser Part No
650-RUEF135-1

Littelfuse

Resettable Fuses - PPTC 1.35A 30V 40A Imax

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Datasheet

Non-Stocked

$0.959

$0.726

$0.609

$0.514

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 1.35A 30V 40A Imax

RUEF135S-2
Littelfuse
1: $1.00
Non-Stocked

Mfr. Part No.
RUEF135S-2

Mouser Part No
650-RUEF135S-2

Littelfuse

Resettable Fuses - PPTC 1.35A 30V 40A Imax

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Datasheet

Non-Stocked

Cut Tape

$1.00

$0.767

$0.642

$0.543

Reel

$0.368

View

Min.: 1
Mult.: 1

Reel: 2,000

Resettable Fuses - PPTC 30V 1.85A-HD 100A RUEF

RUEF185-AP
Littelfuse
1: $0.709
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
RUEF185-AP

Mouser Part No
650-RUEF185-AP

Littelfuse

Resettable Fuses - PPTC 30V 1.85A-HD 100A RUEF

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Datasheet

Non-Stocked Lead-Time 15 Weeks

Cut Tape

$0.709

$0.653

$0.542

$0.50

View

Reel

$0.322

Min.: 1
Mult.: 1

Reel: 2,000

Resettable Fuses - PPTC 3A 30V 40A Imax

RUEF300K-0.138
Littelfuse
1: $1.22
Non-Stocked

Mfr. Part No.
RUEF300K-0.138

Mouser Part No
650-RUEF300K-0.138

Littelfuse

Resettable Fuses - PPTC 3A 30V 40A Imax

Learn More

Datasheet

Non-Stocked

$1.22

$0.931

$0.78

$0.659

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 30V 100A PolySwitch Reset Dev

RUEF300K-AP
Littelfuse
1: $0.82
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
RUEF300K-AP

Mouser Part No
650-RUEF300K-AP

Littelfuse

Resettable Fuses - PPTC 30V 100A PolySwitch Reset Dev

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Cut Tape

$0.82

$0.664

$0.499

$0.424

Reel

$0.375

View

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 3A 30V 40A Imax

RUEF300U
Littelfuse
1: $0.667
Lead-Time 15 Weeks

Mfr. Part No.
RUEF300U

Mouser Part No
650-RUEF300U

Littelfuse

Resettable Fuses - PPTC 3A 30V 40A Imax

Learn More

Datasheet

Lead-Time 15 Weeks

$0.667

$0.606

$0.503

$0.466

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 30V 40A 2.00W UNCOAT PolySwitch Reset Dev

RUEF300U-2
Littelfuse
3,000: $0.356
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
RUEF300U-2

Mouser Part No
650-RUEF300U-2

Littelfuse

Resettable Fuses - PPTC 30V 40A 2.00W UNCOAT PolySwitch Reset Dev

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Reel

$0.356

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC 40A 30V Resett 2-Pin PolySwitch Reset Dev

RUEF400K-AP
Littelfuse
1: $0.806
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
RUEF400K-AP

Mouser Part No
650-RUEF400K-AP

Littelfuse

Resettable Fuses - PPTC 40A 30V Resett 2-Pin PolySwitch Reset Dev

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Cut Tape

$0.806

$0.623

$0.517

$0.477

Reel

$0.438

$0.42

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 5A 30V 100A Imax

RUEF500K-AP
Littelfuse
1: $0.973
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
RUEF500K-AP

Mouser Part No
650-RUEF500K-AP

Littelfuse

Resettable Fuses - PPTC 5A 30V 100A Imax

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Cut Tape

$0.973

$0.897

$0.745

$0.687

Reel

$0.524

View

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 6A 30V 100A Imax

RUEF600K-AP
Littelfuse
1: $1.15
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
RUEF600K-AP

Mouser Part No
650-RUEF600K-AP

Littelfuse

Resettable Fuses - PPTC 6A 30V 100A Imax

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

Cut Tape

$1.15

$1.06

$0.884

$0.816

Reel

$0.623

View

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 8A 30V 40A Imax

RUEF800-1
Littelfuse
1: $1.25
Non-Stocked Lead-Time 15 Weeks

Mfr. Part No.
RUEF800-1

Mouser Part No
650-RUEF800-1

Littelfuse

Resettable Fuses - PPTC 8A 30V 40A Imax

Learn More

Datasheet

Non-Stocked Lead-Time 15 Weeks

$1.25

$1.16

$0.958

$0.884

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 170 mOhms 40 A 30 V - 40 C+ 85 C

RUEF110-0.138
Littelfuse
1: $1.04
Non-Stocked
End of Life

Mfr. Part No.
RUEF110-0.138

Mouser Part No
650-RUEF110-0.138

End of Life

Littelfuse

Resettable Fuses - PPTC 170 mOhms 40 A 30 V - 40 C+ 85 C

Learn More

Datasheet

Non-Stocked

$1.04

$0.794

$0.666

$0.563

View

Min.: 1
Mult.: 1

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