Circuit Protection – Mouser Singapore

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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: 540

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Part #

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

SMAJ12CA
Littelfuse
1: $0.626
26,266In Stock
65,000Expected 20/8/2026

Mfr. Part No.
SMAJ12CA

Mouser Part No
576-SMAJ12CA

Littelfuse

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

Learn More

Datasheet

26,266In Stock

65,000Expected 20/8/2026

Cut Tape

$0.626

$0.41

$0.253

$0.195

$0.156

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ13CA
Littelfuse
1: $0.639
19,082In Stock

Mfr. Part No.
SMAJ13CA

Mouser Part No
576-SMAJ13CA

Littelfuse

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

Learn More

Datasheet

19,082In Stock

Cut Tape

$0.639

$0.399

$0.242

$0.188

View

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ24A
Littelfuse
1: $0.612
50,696In Stock
55,000Expected 10/8/2026

Mfr. Part No.
SMAJ24A

Mouser Part No
576-SMAJ24A

Littelfuse

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

Learn More

Datasheet

50,696In Stock

55,000Expected 10/8/2026

Cut Tape

$0.612

$0.368

$0.231

$0.179

View

Reel

$0.104

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ24CA
Littelfuse
1: $0.667
25,479In Stock
20,000Expected 29/7/2026

Mfr. Part No.
SMAJ24CA

Mouser Part No
576-SMAJ24CA

Littelfuse

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

Learn More

Datasheet

25,479In Stock

20,000Expected 29/7/2026

Cut Tape

$0.667

$0.41

$0.253

$0.193

View

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ26A
Littelfuse
1: $0.639
20,774In Stock

Mfr. Part No.
SMAJ26A

Mouser Part No
576-SMAJ26A

Littelfuse

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

Learn More

Datasheet

20,774In Stock

Cut Tape

$0.639

$0.399

$0.247

$0.188

Reel

$0.108

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ300CA
Littelfuse
1: $1.17
28,107In Stock

Mfr. Part No.
SMAJ300CA

Mouser Part No
576-SMAJ300CA

Littelfuse

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

Learn More

Datasheet

28,107In Stock

Cut Tape

$1.17

$0.723

$0.417

$0.339

View

Reel

$0.25

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ30A
Littelfuse
1: $0.598
40,147In Stock
5,000Expected 15/6/2026

Mfr. Part No.
SMAJ30A

Mouser Part No
576-SMAJ30A

Littelfuse

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

Learn More

Datasheet

40,147In Stock

5,000Expected 15/6/2026

Cut Tape

$0.598

$0.381

$0.236

$0.182

View

Reel

$0.104

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ30CA
Littelfuse
1: $0.653
108,867In Stock
70,000Expected 9/9/2026

Mfr. Part No.
SMAJ30CA

Mouser Part No
576-SMAJ30CA

Littelfuse

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

Learn More

Datasheet

108,867In Stock

70,000Expected 9/9/2026

Cut Tape

$0.653

$0.41

$0.243

$0.192

View

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ33CA
Littelfuse
1: $0.667
55,949In Stock

Mfr. Part No.
SMAJ33CA

Mouser Part No
576-SMAJ33CA

Littelfuse

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

Learn More

Datasheet

55,949In Stock

Cut Tape

$0.667

$0.404

$0.26

$0.195

Reel

$0.125

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 36V 5% Uni-Directional

SMAJ36A
Littelfuse
1: $0.584
26,780In Stock
25,000Expected 3/8/2026

Mfr. Part No.
SMAJ36A

Mouser Part No
576-SMAJ36A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 36V 5% Uni-Directional

Learn More

Datasheet

26,780In Stock

25,000Expected 3/8/2026

Cut Tape

$0.584

$0.374

$0.236

$0.177

Reel

$0.113

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 40V 5% Uni-Directional

SMAJ40A
Littelfuse
1: $0.528
29,117In Stock
25,000Expected 17/8/2026

Mfr. Part No.
SMAJ40A

Mouser Part No
576-SMAJ40A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 40V 5% Uni-Directional

Learn More

Datasheet

29,117In Stock

25,000Expected 17/8/2026

Cut Tape

$0.528

$0.399

$0.25

$0.188

Reel

$0.108

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 40V 5% Bi-Directional

SMAJ40CA
Littelfuse
1: $0.709
20,961In Stock
85,000On Order

Mfr. Part No.
SMAJ40CA

Mouser Part No
576-SMAJ40CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 40V 5% Bi-Directional

Learn More

Datasheet

20,961In Stock

85,000On Order

Cut Tape

$0.709

$0.48

$0.271

$0.214

Reel

$0.135

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 440V 5% Bi-Directional

SMAJ440CA
Littelfuse
1: $1.36
12,095In Stock

Mfr. Part No.
SMAJ440CA

Mouser Part No
576-SMAJ440CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 440V 5% Bi-Directional

Learn More

Datasheet

12,095In Stock

Cut Tape

$1.36

$0.845

$0.548

$0.42

View

Reel

$0.292

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ5.0A
Littelfuse
1: $0.57
43,225In Stock
90,000On Order

Mfr. Part No.
SMAJ5.0A

Mouser Part No
576-SMAJ5.0A

Littelfuse

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

Learn More

Datasheet

43,225In Stock

90,000On Order

Cut Tape

$0.57

$0.375

$0.235

$0.182

View

Reel

$0.104

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ5.0CA
Littelfuse
1: $0.667
68,987In Stock
50,000Expected 25/6/2026

Mfr. Part No.
SMAJ5.0CA

Mouser Part No
576-SMAJ5.0CA

Littelfuse

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

Learn More

Datasheet

68,987In Stock

50,000Expected 25/6/2026

Cut Tape

$0.667

$0.41

$0.26

$0.195

$0.156

Reel

$0.125

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 54V 5% Uni-Directional

SMAJ54A
Littelfuse
1: $0.584
26,087In Stock

Mfr. Part No.
SMAJ54A

Mouser Part No
576-SMAJ54A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 54V 5% Uni-Directional

Learn More

Datasheet

26,087In Stock

Cut Tape

$0.584

$0.371

$0.228

$0.177

Reel

$0.126

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 54V 5% Bi-Directional

SMAJ54CA
Littelfuse
1: $0.667
25,006In Stock
50,000Expected 29/6/2026

Mfr. Part No.
SMAJ54CA

Mouser Part No
576-SMAJ54CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 54V 5% Bi-Directional

Learn More

Datasheet

25,006In Stock

50,000Expected 29/6/2026

Cut Tape

$0.667

$0.41

$0.26

$0.195

View

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 58V 5% Uni-Directional

SMAJ58A
Littelfuse
1: $0.57
35,360In Stock
40,000Expected 11/8/2026

Mfr. Part No.
SMAJ58A

Mouser Part No
576-SMAJ58A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 58V 5% Uni-Directional

Learn More

Datasheet

35,360In Stock

40,000Expected 11/8/2026

Cut Tape

$0.57

$0.375

$0.234

$0.181

View

Reel

$0.104

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 58V 5% Bi-Directional

SMAJ58CA
Littelfuse
1: $0.653
117,699In Stock

Mfr. Part No.
SMAJ58CA

Mouser Part No
576-SMAJ58CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 58V 5% Bi-Directional

Learn More

Datasheet

117,699In Stock

Cut Tape

$0.653

$0.41

$0.26

$0.195

View

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 60V 5% Uni-Directional

SMAJ60A
Littelfuse
1: $0.653
26,777In Stock
20,000Expected 2/9/2026

Mfr. Part No.
SMAJ60A

Mouser Part No
576-SMAJ60A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 60V 5% Uni-Directional

Learn More

Datasheet

26,777In Stock

20,000Expected 2/9/2026

Cut Tape

$0.653

$0.41

$0.25

$0.20

Reel

$0.126

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 60V 5% Bi-Directional

SMAJ60CA
Littelfuse
1: $0.639
22,563In Stock
20,000Expected 30/6/2026

Mfr. Part No.
SMAJ60CA

Mouser Part No
576-SMAJ60CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 60V 5% Bi-Directional

Learn More

Datasheet

22,563In Stock

20,000Expected 30/6/2026

Cut Tape

$0.639

$0.41

$0.256

$0.195

View

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 64V 5% Uni-Directional

SMAJ64A
Littelfuse
1: $0.612
36,487In Stock

Mfr. Part No.
SMAJ64A

Mouser Part No
576-SMAJ64A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 64V 5% Uni-Directional

Learn More

Datasheet

36,487In Stock

Cut Tape

$0.612

$0.404

$0.243

$0.188

View

Reel

$0.104

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 64V 5% Bi-Directional

SMAJ64CA
Littelfuse
1: $0.626
18,209In Stock

Mfr. Part No.
SMAJ64CA

Mouser Part No
576-SMAJ64CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 64V 5% Bi-Directional

Learn More

Datasheet

18,209In Stock

Cut Tape

$0.626

$0.41

$0.26

$0.195

$0.156

Reel

$0.118

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes SMF - CA 12V

SMF12CA
Littelfuse
1: $0.778
28,552In Stock
15,000Expected 28/9/2026

Mfr. Part No.
SMF12CA

Mouser Part No
576-SMF12CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF - CA 12V

Learn More

Datasheet

28,552In Stock

15,000Expected 28/9/2026

Cut Tape

$0.778

$0.50

$0.318

$0.25

Reel

$0.157

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes SMF - CA 15V

SMF15CA
Littelfuse
1: $0.751
23,250In Stock
48,000Expected 1/10/2026

Mfr. Part No.
SMF15CA

Mouser Part No
576-SMF15CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF - CA 15V

Learn More

Datasheet

23,250In Stock

48,000Expected 1/10/2026

Cut Tape

$0.751

$0.473

$0.321

$0.24

Reel

$0.15

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Smart Thermostat Solutions

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