Circuit Breakers, Surge Protectors & Fuses – Mouser United Kingdom

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AC/DC Power Supply

Littelfuse AC/DC Power Supply is a commonly used building block in electronic designs. The components in these power supply building blocks need to be reliable and long-lasting, and Littelfuse offers a range of products that fit those requirements. This portfolio of components covers overcurrent and overvoltage protection, the power stage, and output protection. Typical applications for Littelfuse AC/DC Power Supply products include automotive, solar, industrial, manufacturing, and more.

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Types of Circuit Breakers, Surge Protectors & Fuses

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Results: 146

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Part #

Fuse Holder CLASS T FUSE BLOCK 300V 100A 3 POLE

LFT301003CS
Littelfuse
1: £121.82
114In Stock

Mfr. Part No.
LFT301003CS

Mouser Part No
576-LFT301003CS

Fuse Holder CLASS T FUSE BLOCK 300V 100A 3 POLE

Datasheet

114In Stock

£121.82

£109.88

£107.36

Quote

Min.: 1
Mult.: 1

Fuse Holder CLASS T FUSE BLOCK 600V 60A 3 POLE

LFT600603C
Littelfuse
1: £38.43
1,571In Stock

Mfr. Part No.
LFT600603C

Mouser Part No
576-LFT600603C

Fuse Holder CLASS T FUSE BLOCK 600V 60A 3 POLE

Datasheet

1,571In Stock

£38.43

£35.26

£32.30

£27.91

View

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSE BLOCK 600V 200A 1 POLE

LFJ602001C
Littelfuse
1: £157.53
15In Stock

Mfr. Part No.
LFJ602001C

Mouser Part No
576-LFJ602001C

Fuse Holder CLASS J FUSE BLOCK 600V 200A 1 POLE

Datasheet

15In Stock

£157.53

£132.33

£129.01

View

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSEBLOCK 600V 100A 1P NON-ID

LFJ601001C
Littelfuse
1: £41.21
48In Stock

Mfr. Part No.
LFJ601001C

Mouser Part No
576-LFJ601001C

Fuse Holder CLASS J FUSEBLOCK 600V 100A 1P NON-ID

Datasheet

48In Stock

£41.21

£34.63

£31.24

£30.01

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 150A 600VAC 300VDC Class T

JLLS150.X
Littelfuse
1: £47.14
29In Stock

Mfr. Part No.
JLLS150.X

Mouser Part No
576-JLLS150.X

Industrial & Electrical Fuses 150A 600VAC 300VDC Class T

Datasheet

29In Stock

£47.14

£41.19

£39.62

£38.02

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 300A 600VAC 300VDC Class T

JLLS300.X
Littelfuse
1: £160.02
8In Stock

Mfr. Part No.
JLLS300.X

Mouser Part No
576-JLLS300.X

Industrial & Electrical Fuses 300A 600VAC 300VDC Class T

Datasheet

8In Stock

£160.02

£147.22

£118.30

£113.33

View

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSEBLOCK 600V 30A 2P NON-ID

LFJ600302C
Littelfuse
1: £44.23
3In Stock

Mfr. Part No.
LFJ600302C

Mouser Part No
576-LFJ600302C

Fuse Holder CLASS J FUSEBLOCK 600V 30A 2P NON-ID

Datasheet

3In Stock

£44.23

£39.20

£37.41

£35.85

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 110A 600VAC 300VDC CLASS T

JLLS110.XXP
Littelfuse
1: £77.71
4In Stock

Mfr. Part No.
JLLS110.XXP

Mouser Part No
576-JLLS110.XXP

Industrial & Electrical Fuses 110A 600VAC 300VDC CLASS T

Datasheet

4In Stock

£77.71

£59.99

£57.05

£54.53

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 450A 600VAC 300VDC CLASS T

JLLS450.XXP
Littelfuse
1: £348.55
2In Stock

Mfr. Part No.
JLLS450.XXP

Mouser Part No
576-JLLS450.XXP

Industrial & Electrical Fuses 450A 600VAC 300VDC CLASS T

Datasheet

2In Stock

£348.55

£275.91

£267.52

View

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSEBLOCK 600V 30A 3P NON-ID

LFJ600303C
Littelfuse
1: £61.21
3In Stock

Mfr. Part No.
LFJ600303C

Mouser Part No
576-LFJ600303C

Fuse Holder CLASS J FUSEBLOCK 600V 30A 3P NON-ID

Datasheet

3In Stock

£61.21

£49.77

£45.90

£37.98

Min.: 1
Mult.: 1

Fuse Holder CLASS T FUSE BLOCK 300V 30A 2 POLE

LFT300302C
Littelfuse
1: £32.88
18In Stock

Mfr. Part No.
LFT300302C

Mouser Part No
576-LFT300302C

Fuse Holder CLASS T FUSE BLOCK 300V 30A 2 POLE

Datasheet

18In Stock

£32.88

£28.94

£26.84

£20.42

£18.81

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 400A 600VAC 300VDC CLASS T

JLLS400.XXP
Littelfuse
1: £163.46
1In Stock

Mfr. Part No.
JLLS400.XXP

Mouser Part No
576-JLLS400.XXP

Industrial & Electrical Fuses 400A 600VAC 300VDC CLASS T

Datasheet

1In Stock

£163.46

£151.85

£139.23

£134.26

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSEBLOCK 600V 60A 1P NON-ID

LFJ600601C
Littelfuse
1: £27.32
1In Stock

Mfr. Part No.
LFJ600601C

Mouser Part No
576-LFJ600601C

Fuse Holder CLASS J FUSEBLOCK 600V 60A 1P NON-ID

Datasheet

1In Stock

£27.32

£23.59

£22.72

£21.56

View

Min.: 1
Mult.: 1

Fuse Holder CLASS R FUSE BLOCK 600V 30A 2 POLE

LFR600302CID
Littelfuse
1: £37.85
2In Stock

Mfr. Part No.
LFR600302CID

Mouser Part No
576-LFR600302CID

Fuse Holder CLASS R FUSE BLOCK 600V 30A 2 POLE

Datasheet

2In Stock

£37.85

£30.17

£28.38

£26.07

View

Min.: 1
Mult.: 1

Fuse Holder CLASS T FUSE BLOCK 600V 600A 1 POLE

LFT606001CS
Littelfuse
1: £247.31
3In Stock

Mfr. Part No.
LFT606001CS

Mouser Part No
576-LFT606001CS

Fuse Holder CLASS T FUSE BLOCK 600V 600A 1 POLE

Datasheet

3In Stock

£247.31

£239.76

£237.06

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 6A 600VAC 300VDC Class T

JLLS006.T
Littelfuse
1: £24.47
1In Stock

Mfr. Part No.
JLLS006.T

Mouser Part No
576-JLLS006.T

Industrial & Electrical Fuses 6A 600VAC 300VDC Class T

Datasheet

1In Stock

£24.47

£20.30

£18.73

£15.52

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 30A 600VAC 300VDC CLASS T

JLLS030.TXP
Littelfuse
1: £24.27
6In Stock

Mfr. Part No.
JLLS030.TXP

Mouser Part No
576-JLLS030.TXP

Industrial & Electrical Fuses 30A 600VAC 300VDC CLASS T

Datasheet

6In Stock

£24.27

£18.57

£17.36

£16.45

View

Min.: 1
Mult.: 1

Fuse Holder CLASS T FUSE BLOCK 600V 60A 2 POLE

LFT600602C
Littelfuse
1: £37.67
2In Stock

Mfr. Part No.
LFT600602C

Mouser Part No
576-LFT600602C

Fuse Holder CLASS T FUSE BLOCK 600V 60A 2 POLE

Datasheet

2In Stock

£37.67

£32.44

£30.71

£28.80

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 45A 600VAC J Fuses

0JLS045.T
Littelfuse
1: £55.49
2In Stock

Mfr. Part No.
0JLS045.T

Mouser Part No
576-0JLS045.T

Industrial & Electrical Fuses 45A 600VAC J Fuses

Datasheet

2In Stock

£55.49

£37.22

£35.16

£33.65

£31.35

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 150A 600VAC J Fuses

0JLS150.X
Littelfuse
1: £176.78
4In Stock

Mfr. Part No.
0JLS150.X

Mouser Part No
576-0JLS150.X

Industrial & Electrical Fuses 150A 600VAC J Fuses

Datasheet

4In Stock

£176.78

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 250A 600VAC 300VDC Class T

JLLS250.X
Littelfuse
1: £148.10
14In Stock

Mfr. Part No.
JLLS250.X

Mouser Part No
576-JLLS250.X

Industrial & Electrical Fuses 250A 600VAC 300VDC Class T

Datasheet

14In Stock

£148.10

£126.10

£119.09

£93.77

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSEBLOCK 600V 60A 3P NON-ID

LFJ600603C
Littelfuse
1: £64.96
31In Stock

Mfr. Part No.
LFJ600603C

Mouser Part No
576-LFJ600603C

Fuse Holder CLASS J FUSEBLOCK 600V 60A 3P NON-ID

Datasheet

31In Stock

£64.96

£54.96

£50.83

£41.11

Min.: 1
Mult.: 1

Fuse Holder CLASS J FUSEBLOCK 600V 100A 3P NON-ID

LFJ601003C
Littelfuse
1: £107.17
84In Stock

Mfr. Part No.
LFJ601003C

Mouser Part No
576-LFJ601003C

Fuse Holder CLASS J FUSEBLOCK 600V 100A 3P NON-ID

Datasheet

84In Stock

£107.17

Min.: 1
Mult.: 1

Fuse Holder CLASS T FUSE BLOCK 600V 30A 3 POLE

LFT600303C
Littelfuse
1: £42.61
90In Stock
65Expected 18/05/2026

Mfr. Part No.
LFT600303C

Mouser Part No
576-LFT600303C

Fuse Holder CLASS T FUSE BLOCK 600V 30A 3 POLE

Datasheet

90In Stock

65Expected 18/05/2026

£42.61

£40.09

£36.29

£33.85

View

Min.: 1
Mult.: 1

Fuse Holder CLASS T FUSE BLOCK 600V 100A 3 POLE

LFT601003CS
Littelfuse
1: £112.59
90In Stock
24On Order

Mfr. Part No.
LFT601003CS

Mouser Part No
576-LFT601003CS

Fuse Holder CLASS T FUSE BLOCK 600V 100A 3 POLE

Datasheet

90In Stock

24On Order

£112.59

£112.26

£102.28

Min.: 1
Mult.: 1