Circuit Protection – Mouser United Kingdom

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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.

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Types of Circuit Protection

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Results: 627

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Part #

ESD Protection Diodes / TVS Diodes 400W 8.5V 5% Uni-Directional

SMAJ8.5A
Littelfuse
1: £0.203
13,653In Stock

Mfr. Part No.
SMAJ8.5A

Mouser Part No
576-SMAJ8.5A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 8.5V 5% Uni-Directional

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Datasheet

13,653In Stock

Cut Tape

£0.203

£0.097

£0.077

£0.076

Reel

£0.05

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 9V 5% Uni-Directional

SMAJ9.0A
Littelfuse
1: £0.158
14,374In Stock

Mfr. Part No.
SMAJ9.0A

Mouser Part No
576-SMAJ9.0A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 9V 5% Uni-Directional

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Datasheet

14,374In Stock

Cut Tape

£0.158

£0.124

£0.096

£0.086

Reel

£0.053

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes TVS 500W 18V

SACB18
Littelfuse
1: £0.233
4,911In Stock

Mfr. Part No.
SACB18

Mouser Part No
576-SACB18

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 500W 18V

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Datasheet

4,911In Stock

Cut Tape

£0.233

£0.217

£0.21

£0.207

Reel

£0.173

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

SMAJ400A
Littelfuse
1: £0.233
7,293In Stock

Mfr. Part No.
SMAJ400A

Mouser Part No
576-SMAJ400A

Littelfuse

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

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Datasheet

7,293In Stock

Cut Tape

£0.233

£0.138

£0.127

Reel

£0.127

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes TVS 500W 26V

SACB26
Littelfuse
1: £0.511
4,815In Stock

Mfr. Part No.
SACB26

Mouser Part No
576-SACB26

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 500W 26V

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Datasheet

4,815In Stock

Cut Tape

£0.511

£0.366

£0.285

£0.235

Reel

£0.204

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 400W 8V 5% Uni-Directional

SMAJ8.0A
Littelfuse
1: £0.135
13,251In Stock

Mfr. Part No.
SMAJ8.0A

Mouser Part No
576-SMAJ8.0A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 8V 5% Uni-Directional

Learn More

Datasheet

13,251In Stock

Cut Tape

£0.135

£0.068

£0.061

£0.054

Reel

£0.052

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 15V 100W

SP15-01WTG-C-HV
Littelfuse
1: £0.15
15,359In Stock

Mfr. Part No.
SP15-01WTG-C-HV

Mouser Part No
576-SP15-01WTG-C-HV

Littelfuse

ESD Protection Diodes / TVS Diodes 15V 100W

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Datasheet

15,359In Stock

Cut Tape

£0.15

£0.089

£0.046

£0.045

View

Reel

£0.038

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Resettable Fuses - PPTC 15V 100mA 11Ohms

PICOSMDC010S-2
Littelfuse
1: £0.285
4,314In Stock

Mfr. Part No.
PICOSMDC010S-2

Mouser Part No
650-PICOSMDC010S-2

Littelfuse

Resettable Fuses - PPTC 15V 100mA 11Ohms

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Datasheet

4,314In Stock

Cut Tape

£0.285

£0.262

£0.217

£0.207

Reel

£0.207

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Resettable Fuses - PPTC 15V 100A 9Ohms

PICOSMDC012S-2
Littelfuse
1: £0.496
3,880In Stock

Mfr. Part No.
PICOSMDC012S-2

Mouser Part No
650-PICOSMDC012S-2

Littelfuse

Resettable Fuses - PPTC 15V 100A 9Ohms

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Datasheet

3,880In Stock

Cut Tape

£0.496

£0.451

£0.375

£0.346

View

Reel

£0.207

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

ESD Protection Diodes / TVS Diodes 400W 220V 5% Uni-Directional

SMAJ220A
Littelfuse
1: £0.165
4,106In Stock

Mfr. Part No.
SMAJ220A

Mouser Part No
576-SMAJ220A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 220V 5% Uni-Directional

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Datasheet

4,106In Stock

Cut Tape

£0.165

£0.12

Reel

£0.12

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

LED Protection Devices LED PROTECTOR Bi 13V QFN 3X3 2L RoHS

PLED13Q12
Littelfuse
1: £0.908
3,218In Stock

Mfr. Part No.
PLED13Q12

Mouser Part No
576-PLED13Q12

Littelfuse

LED Protection Devices LED PROTECTOR Bi 13V QFN 3X3 2L RoHS

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Datasheet

3,218In 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

Surface Mount Fuses 63V 1.75A FA 1206

04371.75WR
Littelfuse
1: £1.08
1,998In Stock

Mfr. Part No.
04371.75WR

Mouser Part No
576-04371.75WR

Littelfuse

Surface Mount Fuses 63V 1.75A FA 1206

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Datasheet

1,998In Stock

Cut Tape

£1.08

£0.969

£0.908

£0.748

View

Reel

£0.446

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V18MLA0805NT
Littelfuse
1: £0.30
5,727In Stock

Mfr. Part No.
V18MLA0805NT

Mouser Part No
576-V18MLA0805NT

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

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Datasheet

5,727In Stock

Cut Tape

£0.30

£0.184

£0.159

£0.148

View

Reel

£0.118

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

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

Learn More

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

Learn More

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

Varistors Automotive Varistor AEC-Q200

V68MLA1206NHAUTO
Littelfuse
1: £1.30
1,569In Stock

Mfr. Part No.
V68MLA1206NHAUTO

Mouser Part No
576-V68MLA1206NHAUTO

Littelfuse

Varistors Automotive Varistor AEC-Q200

Datasheet

1,569In Stock

Cut Tape

£1.30

£0.803

£0.743

£0.61

View

Reel

£0.375

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Resettable Fuses - PPTC PTC 60V POLYFUSE SURF MOUNT 2920 1.50A

2920L150/60MR
Littelfuse
1: £0.608
9,666In Stock
6,000Expected 19/05/2026

Mfr. Part No.
2920L150/60MR

Mouser Part No
576-2920L150/60MR

Littelfuse

Resettable Fuses - PPTC PTC 60V POLYFUSE SURF MOUNT 2920 1.50A

Learn More

Datasheet

9,666In Stock

6,000Expected 19/05/2026

Cut Tape

£0.608

£0.56

£0.462

£0.428

Reel

£0.294

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Resettable Fuses - PPTC 33V 2.6A-HD 40A MAX

2920L260/33DR
Littelfuse
1: £0.766
24,123In Stock

Mfr. Part No.
2920L260/33DR

Mouser Part No
576-2920L260/33DR

Littelfuse

Resettable Fuses - PPTC 33V 2.6A-HD 40A MAX

Learn More

Datasheet

24,123In Stock

Cut Tape

£0.766

£0.70

£0.582

£0.537

View

Reel

£0.369

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

ESD Protection Diodes / TVS Diodes 1-CH 0201 9V Bi-Di .10pF 20kV SESD

SESD0201X1BN-0010-098
Littelfuse
1: £0.45
103,999In Stock

Mfr. Part No.
SESD0201X1BN-0010-098

Mouser Part No
650-SESD0201X1BN0010

Littelfuse

ESD Protection Diodes / TVS Diodes 1-CH 0201 9V Bi-Di .10pF 20kV SESD

Learn More

Datasheet

103,999In Stock

Cut Tape

£0.45

£0.348

£0.257

£0.21

View

Reel

£0.154

MouseReel Available

Min.: 1
Mult.: 1

Reel: 75,000

ESD Protection Diodes / TVS Diodes 2-CH 0402 9V Uni-Di .20pF 20kV SESD

SESD0402Q2UG-0020-090
Littelfuse
1: £0.548
51,021In Stock

Mfr. Part No.
SESD0402Q2UG-0020-090

Mouser Part No
650-SESD0402Q2UG0020

Littelfuse

ESD Protection Diodes / TVS Diodes 2-CH 0402 9V Uni-Di .20pF 20kV SESD

Learn More

Datasheet

51,021In Stock

Cut Tape

£0.548

£0.455

£0.331

£0.272

View

Reel

£0.205

MouseReel Available

Min.: 1
Mult.: 1

Reel: 50,000

ESD Protection Diodes / TVS Diodes 1-CH 0402 9V Bi-Di .10pF 20kV SESD

SESD0402X1BN-0010-098
Littelfuse
1: £0.428
84,366In Stock

Mfr. Part No.
SESD0402X1BN-0010-098

Mouser Part No
650-SESD0402X1BN0010

Littelfuse

ESD Protection Diodes / TVS Diodes 1-CH 0402 9V Bi-Di .10pF 20kV SESD

Learn More

Datasheet

84,366In Stock

Cut Tape

£0.428

£0.364

£0.261

£0.21

View

Reel

£0.143

MouseReel Available

Min.: 1
Mult.: 1

Reel: 50,000

ESD Protection Diodes / TVS Diodes 1-CH 0402 9V Uni-Di .20pF 20kV SESD

SESD0402X1UN-0020-090
Littelfuse
1: £0.24
213,093In Stock

Mfr. Part No.
SESD0402X1UN-0020-090

Mouser Part No
650-SESD0402X1UN0020

Littelfuse

ESD Protection Diodes / TVS Diodes 1-CH 0402 9V Uni-Di .20pF 20kV SESD

Learn More

Datasheet

213,093In Stock

Cut Tape

£0.24

£0.221

£0.193

£0.176

View

Reel

£0.122

MouseReel Available

Min.: 1
Mult.: 1

Reel: 50,000

Surface Mount Fuses 2A Slo-Blo

0468002.NR
Littelfuse
1: £0.728
51,521In Stock

Mfr. Part No.
0468002.NR

Mouser Part No
576-0468002.NR

Littelfuse

Surface Mount Fuses 2A Slo-Blo

Datasheet

51,521In Stock

Cut Tape

£0.728

£0.619

£0.579

£0.479

View

Reel

£0.325

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 600W 2 Channel Green Asymmetrical SOT23-

SM712-02HTG
Littelfuse
1: £0.48
116,543In Stock
106,400Expected 22/06/2026

Mfr. Part No.
SM712-02HTG

Mouser Part No
576-SM712-02HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 600W 2 Channel Green Asymmetrical SOT23-

Learn More

Datasheet

116,543In Stock

106,400Expected 22/06/2026

Cut Tape

£0.48

£0.435

£0.337

£0.291

£0.265

Reel

£0.225

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V18MLA1210NH
Littelfuse
1: £1.10
21,526In Stock

Mfr. Part No.
V18MLA1210NH

Mouser Part No
576-V18MLA1210NH

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

21,526In Stock

Cut Tape

£1.10

£0.803

£0.729

£0.647

View

Reel

£0.555

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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