Circuit Protection – Mouser United Kingdom

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Smart Metering Solutions

Littelfuse Smart Metering Solutions help designers implement more reliable and safer smart meters. Littelfuse solutions for smart meters allow designers to bring Internet of Things technology to the key functions of a smart metering system.

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Types of Circuit Protection

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Results: 1,972

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Part #

Varistors 275V 14mm Epoxy UltraMOV

V14E275PL1T
Littelfuse
1: £0.428
3,284In Stock

Mfr. Part No.
V14E275PL1T

Mouser Part No
576-V14E275PL1T

Littelfuse

Varistors 275V 14mm Epoxy UltraMOV

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Datasheet

3,284In Stock

Cut Tape

£0.428

£0.30

£0.27

£0.235

Reel

£0.187

View

Min.: 1
Mult.: 1

Reel: 500

Fuses with Leads - Through Hole Fuse 125V In Safe Haz LOC UL913 5A

0259005.T
Littelfuse
1: £5.55
179In Stock

Mfr. Part No.
0259005.T

Mouser Part No
576-0259005.T

Littelfuse

Fuses with Leads - Through Hole Fuse 125V In Safe Haz LOC UL913 5A

Datasheet

179In Stock

£5.55

£5.18

£4.98

£3.83

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 15V 0.05A Ih 30 Ohm

femtoSMDC005F-02
Littelfuse
1: £0.849
1,268In Stock

Mfr. Part No.
femtoSMDC005F-02

Mouser Part No
650-FEMTOSMDC005F-02

Littelfuse

Resettable Fuses - PPTC 15V 0.05A Ih 30 Ohm

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Datasheet

1,268In Stock

Cut Tape

£0.849

£0.727

£0.636

£0.578

View

Reel

£0.285

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Resettable Fuses - PPTC 12V 0.08A Ih 14 Ohm

femtoSMDC008F-02
Littelfuse
1: £1.33
655In Stock

Mfr. Part No.
femtoSMDC008F-02

Mouser Part No
650-FEMTOSMDC008F-02

Littelfuse

Resettable Fuses - PPTC 12V 0.08A Ih 14 Ohm

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Datasheet

655In Stock

Cut Tape

£1.33

£1.15

£1.03

£0.841

View

Reel

£0.501

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Cartridge Fuses 4A 500VAC 3AB CARTRIDGE W/LEADS

0514004.MXEP
Littelfuse
1: £5.16
271In Stock

Mfr. Part No.
0514004.MXEP

Mouser Part No
576-0514004.MXEP

Littelfuse

Cartridge Fuses 4A 500VAC 3AB CARTRIDGE W/LEADS

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Datasheet

271In Stock

£5.16

£4.76

£4.58

£3.52

View

Min.: 1
Mult.: 1

Varistors 320V 10mm Epoxy UltraMOV

V10E320PL1T7
Littelfuse
1: £0.668
4,950In Stock

Mfr. Part No.
V10E320PL1T7

Mouser Part No
576-V10E320PL1T7

Littelfuse

Varistors 320V 10mm Epoxy UltraMOV

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Datasheet

4,950In Stock

Cut Tape

£0.668

£0.409

£0.354

£0.289

Reel

£0.228

View

Min.: 1
Mult.: 1

Reel: 500

Cartridge Fuses 250V 4A Slo-Blo

0215004.MXP
Littelfuse
1: £1.48
13,978In Stock
7,000Expected 18/06/2026

Mfr. Part No.
0215004.MXP

Mouser Part No
576-0215004.MXP

Littelfuse

Cartridge Fuses 250V 4A Slo-Blo

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Datasheet

13,978In Stock

7,000Expected 18/06/2026

£1.48

£1.23

£1.13

£0.735

£0.703

Min.: 1
Mult.: 1

Varistors THERMALLY PROTECTED VARISTOR 14MM

TMOV14RP320E
Littelfuse
1: £1.24
24,017In Stock

Mfr. Part No.
TMOV14RP320E

Mouser Part No
576-TMOV14RP320E

Littelfuse

Varistors THERMALLY PROTECTED VARISTOR 14MM

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Datasheet

24,017In Stock

£1.24

£0.917

£0.834

£0.738

£0.714

Min.: 1
Mult.: 1

Varistors 230V 20KA SQ 25MM PB FREE 25S

TMOV25SP230M
Littelfuse
1: £4.52
735In Stock

Mfr. Part No.
TMOV25SP230M

Mouser Part No
576-TMOV25SP230M

Littelfuse

Varistors 230V 20KA SQ 25MM PB FREE 25S

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Datasheet

735In Stock

£4.52

£4.14

£3.81

£2.65

£2.24

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 125V .25A Safe-T-Plus

0259.250M
Littelfuse
1: £3.95
973In Stock

Mfr. Part No.
0259.250M

Mouser Part No
576-0259.250M

Littelfuse

Fuses with Leads - Through Hole 125V .25A Safe-T-Plus

Datasheet

973In Stock

£3.95

£3.77

£3.40

£2.89

£2.83

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 125V .375A Safe-T-Plus

0259.375T
Littelfuse
1: £6.20
810In Stock

Mfr. Part No.
0259.375T

Mouser Part No
576-0259.375T

Littelfuse

Fuses with Leads - Through Hole 125V .375A Safe-T-Plus

Datasheet

810In Stock

£6.20

£6.14

£5.20

£4.30

View

Min.: 1
Mult.: 1

Fuses with Leads - Through Hole 125V .5A Safe-T-Plus

0259.500M
Littelfuse
1: £5.72
1,307In Stock

Mfr. Part No.
0259.500M

Mouser Part No
576-0259.500M

Littelfuse

Fuses with Leads - Through Hole 125V .5A Safe-T-Plus

Datasheet

1,307In Stock

£5.72

£5.33

£5.14

£3.95

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 3.3V 1uA 30kV ESD Contact

LC03-3.3BTG
Littelfuse
1: £1.23
2,147In Stock
15,000On Order

Mfr. Part No.
LC03-3.3BTG

Mouser Part No
576-LC03-3.3BTG

Littelfuse

ESD Protection Diodes / TVS Diodes 3.3V 1uA 30kV ESD Contact

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Datasheet

2,147In Stock

15,000On Order

Cut Tape

£1.23

£1.05

£0.934

£0.917

Reel

£0.917

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

ESD Protection Diodes / TVS Diodes 400W 120V 5% Uni-Directional

SMAJ120A
Littelfuse
1: £0.075
17,938In Stock

Mfr. Part No.
SMAJ120A

Mouser Part No
576-SMAJ120A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 120V 5% Uni-Directional

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Datasheet

17,938In Stock

Cut Tape

£0.075

£0.061

Reel

£0.061

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 12V 5% Uni-Directional

SMAJ12A
Littelfuse
1: £0.158
45,204In Stock

Mfr. Part No.
SMAJ12A

Mouser Part No
576-SMAJ12A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 12V 5% Uni-Directional

Learn More

Datasheet

45,204In Stock

Cut Tape

£0.158

£0.12

£0.098

£0.085

£0.071

Reel

£0.053

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 12V 5% Bi-Directional

SMAJ12CA
Littelfuse
1: £0.21
39,850In Stock

Mfr. Part No.
SMAJ12CA

Mouser Part No
576-SMAJ12CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 12V 5% Bi-Directional

Learn More

Datasheet

39,850In Stock

Cut Tape

£0.21

£0.169

£0.098

£0.094

Reel

£0.065

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 13V 5% Bi-Directional

SMAJ13CA
Littelfuse
1: £0.165
19,043In Stock

Mfr. Part No.
SMAJ13CA

Mouser Part No
576-SMAJ13CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 13V 5% Bi-Directional

Learn More

Datasheet

19,043In Stock

Cut Tape

£0.165

£0.103

£0.069

£0.065

Reel

£0.061

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 24V 5% Uni-Directional

SMAJ24A
Littelfuse
1: £0.158
22,269In Stock
25,000Expected 30/04/2026

Mfr. Part No.
SMAJ24A

Mouser Part No
576-SMAJ24A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 24V 5% Uni-Directional

Learn More

Datasheet

22,269In Stock

25,000Expected 30/04/2026

Cut Tape

£0.158

£0.085

£0.056

£0.054

£0.053

Reel

£0.053

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 24V 5% Bi-Directional

SMAJ24CA
Littelfuse
1: £0.21
26,868In Stock

Mfr. Part No.
SMAJ24CA

Mouser Part No
576-SMAJ24CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 24V 5% Bi-Directional

Learn More

Datasheet

26,868In Stock

Cut Tape

£0.21

£0.137

£0.088

£0.082

Reel

£0.067

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 26V 5% Uni-Directional

SMAJ26A
Littelfuse
1: £0.188
35,542In Stock

Mfr. Part No.
SMAJ26A

Mouser Part No
576-SMAJ26A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 26V 5% Uni-Directional

Learn More

Datasheet

35,542In Stock

Cut Tape

£0.188

£0.123

£0.073

£0.072

Reel

£0.06

£0.053

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 28V 5% Uni-Directional

SMAJ28A
Littelfuse
1: £0.18
47,376In Stock

Mfr. Part No.
SMAJ28A

Mouser Part No
576-SMAJ28A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 28V 5% Uni-Directional

Learn More

Datasheet

47,376In Stock

Cut Tape

£0.18

£0.137

£0.073

£0.072

Reel

£0.057

£0.053

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 300V 5% Bi-Directional

SMAJ300CA
Littelfuse
1: £0.39
10,010In Stock
20,000Expected 13/05/2026

Mfr. Part No.
SMAJ300CA

Mouser Part No
576-SMAJ300CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 300V 5% Bi-Directional

Learn More

Datasheet

10,010In Stock

20,000Expected 13/05/2026

Cut Tape

£0.39

£0.342

£0.238

£0.185

View

Reel

£0.128

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 30V 5% Uni-Directional

SMAJ30A
Littelfuse
1: £0.18
28,967In Stock
20,000Expected 06/05/2026

Mfr. Part No.
SMAJ30A

Mouser Part No
576-SMAJ30A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 30V 5% Uni-Directional

Learn More

Datasheet

28,967In Stock

20,000Expected 06/05/2026

Cut Tape

£0.18

£0.134

£0.076

£0.075

£0.072

Reel

£0.053

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 30V 5% Bi-Directional

SMAJ30CA
Littelfuse
1: £0.188
66,959In Stock
45,000Expected 05/05/2026

Mfr. Part No.
SMAJ30CA

Mouser Part No
576-SMAJ30CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 30V 5% Bi-Directional

Learn More

Datasheet

66,959In Stock

45,000Expected 05/05/2026

Cut Tape

£0.188

£0.133

£0.075

£0.074

Reel

£0.061

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 33V 5% Uni-Directional

SMAJ33A
Littelfuse
1: £0.18
44,860In Stock

Mfr. Part No.
SMAJ33A

Mouser Part No
576-SMAJ33A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 33V 5% Uni-Directional

Learn More

Datasheet

44,860In Stock

Cut Tape

£0.18

£0.12

£0.069

£0.066

Reel

£0.057

£0.053

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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