Circuit Protection – Mouser South Africa

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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 200V 5% Bi-Directional

SMAJ200CA
Littelfuse
1: $0.35
7,817In Stock

Mfr. Part No.
SMAJ200CA

Mouser Part No
576-SMAJ200CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 200V 5% Bi-Directional

Learn More

Datasheet

7,817In Stock

Cut Tape

$0.35

$0.242

$0.124

$0.115

$0.104

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 20V 5% Uni-Directional

SMAJ20A
Littelfuse
1: $0.34
8,432In Stock
5,000Expected 2026/05/05

Mfr. Part No.
SMAJ20A

Mouser Part No
576-SMAJ20A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 20V 5% Uni-Directional

Learn More

Datasheet

8,432In Stock

5,000Expected 2026/05/05

Cut Tape

$0.34

$0.226

$0.142

$0.11

Reel

$0.083

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 20V 5% Bi-Directional

SMAJ20CA
Littelfuse
1: $0.25
6,718In Stock
5,000Expected 2026/05/04

Mfr. Part No.
SMAJ20CA

Mouser Part No
576-SMAJ20CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 20V 5% Bi-Directional

Learn More

Datasheet

6,718In Stock

5,000Expected 2026/05/04

Cut Tape

$0.25

$0.163

$0.10

$0.099

Reel

$0.087

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ220CA
Littelfuse
1: $0.45
5,177In Stock

Mfr. Part No.
SMAJ220CA

Mouser Part No
576-SMAJ220CA

Littelfuse

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

Learn More

Datasheet

5,177In Stock

Cut Tape

$0.45

$0.273

$0.266

$0.249

$0.211

Reel

$0.20

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 22V 5% Uni-Directional

SMAJ22A
Littelfuse
1: $0.361
9,328In Stock
5,000Expected 2026/04/24

Mfr. Part No.
SMAJ22A

Mouser Part No
576-SMAJ22A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 22V 5% Uni-Directional

Learn More

Datasheet

9,328In Stock

5,000Expected 2026/04/24

Cut Tape

$0.361

$0.234

$0.15

$0.126

Reel

$0.074

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 22V 5% Bi-Directional

SMAJ22CA
Littelfuse
1: $0.30
545In Stock
15,000Expected 2026/04/15

Mfr. Part No.
SMAJ22CA

Mouser Part No
576-SMAJ22CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 22V 5% Bi-Directional

Learn More

Datasheet

545In Stock

15,000Expected 2026/04/15

Cut Tape

$0.30

$0.193

$0.13

$0.126

$0.106

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 250V 5% Bi-Directional

SMAJ250CA
Littelfuse
1: $0.70
7,119In Stock
5,000Expected 2026/04/30

Mfr. Part No.
SMAJ250CA

Mouser Part No
576-SMAJ250CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 250V 5% Bi-Directional

Learn More

Datasheet

7,119In Stock

5,000Expected 2026/04/30

Cut Tape

$0.70

$0.414

$0.248

$0.201

$0.20

Reel

$0.20

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ26CA
Littelfuse
1: $0.311
5,320In Stock
19,000Expected 2026/04/14

Mfr. Part No.
SMAJ26CA

Mouser Part No
576-SMAJ26CA

Littelfuse

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

Learn More

Datasheet

5,320In Stock

19,000Expected 2026/04/14

Cut Tape

$0.311

$0.211

$0.102

$0.101

View

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ28CA
Littelfuse
1: $0.30
11,031In Stock
10,000Expected 2026/04/22

Mfr. Part No.
SMAJ28CA

Mouser Part No
576-SMAJ28CA

Littelfuse

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

Learn More

Datasheet

11,031In Stock

10,000Expected 2026/04/22

Cut Tape

$0.30

$0.202

$0.10

$0.099

$0.097

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ300A
Littelfuse
1: $0.59
4,821In Stock

Mfr. Part No.
SMAJ300A

Mouser Part No
576-SMAJ300A

Littelfuse

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

Learn More

Datasheet

4,821In Stock

Cut Tape

$0.59

$0.464

$0.302

$0.23

$0.188

Reel

$0.186

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 350V 5% Uni-Directional

SMAJ350A
Littelfuse
1: $0.261
7,136In Stock

Mfr. Part No.
SMAJ350A

Mouser Part No
576-SMAJ350A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 350V 5% Uni-Directional

Learn More

Datasheet

7,136In Stock

Cut Tape

$0.261

$0.227

$0.199

Reel

$0.186

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ400CA
Littelfuse
1: $0.20
4,377In Stock
5,000Expected 2026/04/17

Mfr. Part No.
SMAJ400CA

Mouser Part No
576-SMAJ400CA

Littelfuse

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

Learn More

Datasheet

4,377In Stock

5,000Expected 2026/04/17

Cut Tape

$0.20

Reel

$0.20

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ40A
Littelfuse
1: $0.17
10,009In Stock
15,000Expected 2026/03/20

Mfr. Part No.
SMAJ40A

Mouser Part No
576-SMAJ40A

Littelfuse

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

Learn More

Datasheet

10,009In Stock

15,000Expected 2026/03/20

Cut Tape

$0.17

$0.113

$0.11

$0.097

Reel

$0.078

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 43V 5% Uni-Directional

SMAJ43A
Littelfuse
1: $0.311
13,790In Stock

Mfr. Part No.
SMAJ43A

Mouser Part No
576-SMAJ43A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 43V 5% Uni-Directional

Learn More

Datasheet

13,790In Stock

Cut Tape

$0.311

$0.187

$0.119

$0.092

Reel

$0.083

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 43V 5% Bi-Directional

SMAJ43CA
Littelfuse
1: $0.42
15,591In Stock

Mfr. Part No.
SMAJ43CA

Mouser Part No
576-SMAJ43CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 43V 5% Bi-Directional

Learn More

Datasheet

15,591In Stock

Cut Tape

$0.42

$0.273

$0.162

$0.13

Reel

$0.101

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ440A
Littelfuse
1: $0.19
4,347In Stock
5,000Expected 2026/04/30

Mfr. Part No.
SMAJ440A

Mouser Part No
576-SMAJ440A

Littelfuse

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

Learn More

Datasheet

4,347In Stock

5,000Expected 2026/04/30

Cut Tape

$0.19

$0.186

Reel

$0.186

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 45V 5% Uni-Directional

SMAJ45A
Littelfuse
1: $0.311
12,652In Stock

Mfr. Part No.
SMAJ45A

Mouser Part No
576-SMAJ45A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 45V 5% Uni-Directional

Learn More

Datasheet

12,652In Stock

Cut Tape

$0.311

$0.184

$0.097

$0.095

Reel

$0.076

$0.071

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 45V 5% Bi-Directional

SMAJ45CA
Littelfuse
1: $0.361
817In Stock
5,000Expected 2026/04/29

Mfr. Part No.
SMAJ45CA

Mouser Part No
576-SMAJ45CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 45V 5% Bi-Directional

Learn More

Datasheet

817In Stock

5,000Expected 2026/04/29

Cut Tape

$0.361

$0.217

$0.106

$0.097

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 48V 5% Uni-Directional

SMAJ48A
Littelfuse
1: $0.19
11,941In Stock

Mfr. Part No.
SMAJ48A

Mouser Part No
576-SMAJ48A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 48V 5% Uni-Directional

Learn More

Datasheet

11,941In Stock

Cut Tape

$0.19

$0.10

$0.09

$0.088

Reel

$0.071

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 48V 5% Bi-Directional

SMAJ48CA
Littelfuse
1: $0.40
2,153In Stock
5,000Expected 2026/03/26

Mfr. Part No.
SMAJ48CA

Mouser Part No
576-SMAJ48CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 48V 5% Bi-Directional

Learn More

Datasheet

2,153In Stock

5,000Expected 2026/03/26

Cut Tape

$0.40

$0.266

$0.165

$0.135

View

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ5.0CA
Littelfuse
1: $0.29
16,351In Stock
45,000On Order

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

16,351In Stock

45,000On Order

Cut Tape

$0.29

$0.215

$0.16

$0.126

$0.099

Reel

$0.086

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 51V 5% Uni-Directional

SMAJ51A
Littelfuse
1: $0.40
5,978In Stock

Mfr. Part No.
SMAJ51A

Mouser Part No
576-SMAJ51A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 51V 5% Uni-Directional

Learn More

Datasheet

5,978In Stock

Cut Tape

$0.40

$0.221

$0.148

$0.11

$0.086

Reel

$0.071

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 51V 5% Bi-Directional

SMAJ51CA
Littelfuse
1: $0.30
11,235In Stock

Mfr. Part No.
SMAJ51CA

Mouser Part No
576-SMAJ51CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 51V 5% Bi-Directional

Learn More

Datasheet

11,235In Stock

Cut Tape

$0.30

$0.138

$0.105

$0.099

$0.097

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

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

SMAJ54CA
Littelfuse
1: $0.43
5,853In Stock
40,000On Order

Mfr. Part No.
SMAJ54CA

Mouser Part No
576-SMAJ54CA

Littelfuse

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

Learn More

Datasheet

5,853In Stock

40,000On Order

Cut Tape

$0.43

$0.263

$0.167

$0.126

$0.099

Reel

$0.081

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

ESD Protection Diodes / TVS Diodes 400W 6V 5% Bi-Directional

SMAJ6.0CA
Littelfuse
1: $0.20
5,186In Stock
10,000Expected 2026/03/17

Mfr. Part No.
SMAJ6.0CA

Mouser Part No
576-SMAJ6.0CA

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 6V 5% Bi-Directional

Learn More

Datasheet

5,186In Stock

10,000Expected 2026/03/17

Cut Tape

$0.20

$0.154

$0.10

$0.099

Reel

$0.086

MouseReel Available

Min.: 1
Mult.: 1

Reel: 5,000

Smart Thermostat Solutions

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