Circuit Protection – Mouser Singapore

.hide-partial { max-height: none; } .show-more { display: none; }

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.

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Circuit Protection

List Images

Results: 540

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Surface Mount Fuses 1206 SLO-BLO 2.5A SLIMLINE HALIDE FREE

046802.5NR
Littelfuse
1: $2.24
9,887In Stock

Mfr. Part No.
046802.5NR

Mouser Part No
576-046802.5NR

Littelfuse

Surface Mount Fuses 1206 SLO-BLO 2.5A SLIMLINE HALIDE FREE

Datasheet

9,887In Stock

Cut Tape

$2.24

$2.03

$1.80

$1.51

View

Reel

$0.854

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes SMF - CA 30V

SMF30CA
Littelfuse
1: $0.802
34,545In Stock

Mfr. Part No.
SMF30CA

Mouser Part No
576-SMF30CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMF - CA 30V

Learn More

Datasheet

34,545In Stock

Cut Tape

$0.802

$0.37

$0.311

$0.245

Reel

$0.154

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V5.5MLA0805LNT
Littelfuse
1: $0.639
8,792In Stock

Mfr. Part No.
V5.5MLA0805LNT

Mouser Part No
576-V5.5MLA0805LNT

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

8,792In Stock

Cut Tape

$0.639

$0.447

$0.40

$0.347

View

Reel

$0.227

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Resettable Fuses - PPTC 6V 750MA-HD 40A SMD

PICOSMDC075S-2
Littelfuse
1: $0.898
4,301In Stock

Mfr. Part No.
PICOSMDC075S-2

Mouser Part No
650-PICOSMDC075S-2

Littelfuse

Resettable Fuses - PPTC 6V 750MA-HD 40A SMD

Learn More

Datasheet

4,301In Stock

Cut Tape

$0.898

$0.812

$0.733

$0.688

Reel

$0.412

View

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes Silicon ESD Devices

SESD0402X1BN-0015-096
Littelfuse
1: $1.10
20,808In Stock
50,000Expected 21/8/2026

Mfr. Part No.
SESD0402X1BN-0015-096

Mouser Part No
650-SESD0402X1BN0015

Littelfuse

ESD Protection Diodes / TVS Diodes Silicon ESD Devices

Learn More

Datasheet

20,808In Stock

50,000Expected 21/8/2026

Cut Tape

$1.10

$0.585

$0.514

$0.396

View

Reel

$0.226

MouseReel Available

Min.: 1
Mult.: 1

: 50,000

Resettable Fuses - PPTC 12V 0.1A Ih 5.8 Ohm

femtoSMDC010F-02
Littelfuse
1: $1.54
3,809In Stock

Mfr. Part No.
femtoSMDC010F-02

Mouser Part No
650-FEMTOSMDC010F-02

Littelfuse

Resettable Fuses - PPTC 12V 0.1A Ih 5.8 Ohm

Learn More

Datasheet

3,809In Stock

Cut Tape

$1.54

$1.15

$0.873

$0.847

View

Reel

$0.522

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

ESD Protection Diodes / TVS Diodes TVS 500W 8V DO-214AA TR13

SACB8.0
Littelfuse
1: $1.41
2,643In Stock

Mfr. Part No.
SACB8.0

Mouser Part No
576-SACB8.0

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 500W 8V DO-214AA TR13

Learn More

Datasheet

2,643In Stock

Cut Tape

$1.41

$0.884

$0.578

$0.505

Reel

$0.339

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Resettable Fuses - PPTC 6V 2920 2.60A POLYFUSE

2920L260PR
Littelfuse
1: $1.33
268In Stock
2,000Expected 1/10/2026

Mfr. Part No.
2920L260PR

Mouser Part No
576-2920L260PR

Littelfuse

Resettable Fuses - PPTC 6V 2920 2.60A POLYFUSE

Learn More

Datasheet

268In Stock

2,000Expected 1/10/2026

Cut Tape

$1.33

$1.06

$0.801

$0.775

View

Reel

$0.499

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Resettable Fuses - PPTC SMDC050F-2

SMDC050F-2
Littelfuse
1: $0.966
3,460In Stock

Mfr. Part No.
SMDC050F-2

Mouser Part No
650-SMDC050F-2

Littelfuse

Resettable Fuses - PPTC SMDC050F-2

Learn More

Datasheet

3,460In Stock

Cut Tape

$0.966

$0.88

$0.732

$0.675

View

Reel

$0.374

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

LED Protection Devices LED PROTECTOR Bi 9V DO214 2L RoHS

PLED9S
Littelfuse
1: $1.32
4,195In Stock

Mfr. Part No.
PLED9S

Mouser Part No
576-PLED9S

Littelfuse

LED Protection Devices LED PROTECTOR Bi 9V DO214 2L RoHS

Learn More

Datasheet

4,195In Stock

Cut Tape

$1.32

$0.953

$0.623

$0.509

Reel

$0.379

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

ESD Protection Diodes / TVS Diodes TVS 500W 26V

SACB26
Littelfuse
1: $0.585
4,240In Stock

Mfr. Part No.
SACB26

Mouser Part No
576-SACB26

Littelfuse

ESD Protection Diodes / TVS Diodes TVS 500W 26V

Learn More

Datasheet

4,240In Stock

Cut Tape

$0.585

$0.581

$0.547

$0.446

Reel

$0.302

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

ESD Protection Diodes / TVS Diodes 400W 11V 5% Uni-Directional

SMAJ11A
Littelfuse
1: $0.612
14,546In Stock

Mfr. Part No.
SMAJ11A

Mouser Part No
576-SMAJ11A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 11V 5% Uni-Directional

Learn More

Datasheet

14,546In Stock

Cut Tape

$0.612

$0.29

$0.238

$0.184

Reel

$0.11

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

ESD Protection Diodes / TVS Diodes 400W 150V 5% Uni-Directional

SMAJ150A
Littelfuse
1: $0.422
8,955In Stock

Mfr. Part No.
SMAJ150A

Mouser Part No
576-SMAJ150A

Littelfuse

ESD Protection Diodes / TVS Diodes 400W 150V 5% Uni-Directional

Learn More

Datasheet

8,955In Stock

Cut Tape

$0.422

$0.242

$0.201

$0.169

Reel

$0.116

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ250A
Littelfuse
1: $0.694
7,802In Stock

Mfr. Part No.
SMAJ250A

Mouser Part No
576-SMAJ250A

Littelfuse

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

Learn More

Datasheet

7,802In Stock

Cut Tape

$0.694

$0.396

$0.34

$0.253

View

Reel

$0.223

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

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

SMAJ8.0A
Littelfuse
1: $0.612
17,720In 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

17,720In Stock

Cut Tape

$0.612

$0.294

$0.235

$0.184

Reel

$0.113

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V18MLA0805NT
Littelfuse
1: $0.639
5,362In Stock

Mfr. Part No.
V18MLA0805NT

Mouser Part No
576-V18MLA0805NT

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Learn More

Datasheet

5,362In Stock

Cut Tape

$0.639

$0.447

$0.40

$0.347

View

Reel

$0.246

MouseReel Available

Min.: 1
Mult.: 1

: 10,000

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

V65MLA2220NS
Littelfuse
1: $2.22
990In Stock

Mfr. Part No.
V65MLA2220NS

Mouser Part No
576-V65MLA2220NS

Littelfuse

Varistors MULTI-LAYER VARISTOR SURFACE MOUNT

Datasheet

990In Stock

Cut Tape

$2.22

$1.90

$1.80

$1.59

Reel

$1.18

View

MouseReel Available

Min.: 1
Mult.: 1

: 500

Resettable Fuses - PPTC 3 Ohms 40 A 9 VDC - 40 C+ 85 C

FEMTOSMDC020F-2
Littelfuse
1: $1.07
2,351In Stock

Mfr. Part No.
FEMTOSMDC020F-2

Mouser Part No
650-FEMTOSMDC020F-2

Littelfuse

Resettable Fuses - PPTC 3 Ohms 40 A 9 VDC - 40 C+ 85 C

Learn More

Datasheet

2,351In Stock

Cut Tape

$1.07

$0.997

$0.876

$0.828

View

Reel

$0.647

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

Resettable Fuses - PPTC 15V 100A 9Ohms

PICOSMDC012S-2
Littelfuse
1: $0.898
3,440In Stock

Mfr. Part No.
PICOSMDC012S-2

Mouser Part No
650-PICOSMDC012S-2

Littelfuse

Resettable Fuses - PPTC 15V 100A 9Ohms

Learn More

Datasheet

3,440In Stock

Cut Tape

$0.898

$0.812

$0.733

$0.688

View

Reel

$0.398

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

ESD Protection Diodes / TVS Diodes 6-CH MINI 9V Uni-Di .20pF 20kV SESD

SESD1103Q6UG-0020-090
Littelfuse
1: $1.74
827In Stock

Mfr. Part No.
SESD1103Q6UG-0020-090

Mouser Part No
650-SESD1103Q6UG0020

Littelfuse

ESD Protection Diodes / TVS Diodes 6-CH MINI 9V Uni-Di .20pF 20kV SESD

Learn More

Datasheet

827In Stock

Cut Tape

$1.74

$1.41

$1.09

$0.90

View

Reel

$0.748

MouseReel Available

Min.: 1
Mult.: 1

: 65,000

Resettable Fuses - PPTC 15V 0.05A Ih 30 Ohm

femtoSMDC005F-02
Littelfuse
1: $1.54
704In Stock
4,000On Order

Mfr. Part No.
femtoSMDC005F-02

Mouser Part No
650-FEMTOSMDC005F-02

Littelfuse

Resettable Fuses - PPTC 15V 0.05A Ih 30 Ohm

Learn More

Datasheet

704In Stock

4,000On Order

Cut Tape

$1.54

$1.32

$1.15

$1.05

View

Reel

$0.517

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Resettable Fuses - PPTC 12V 0.08A Ih 14 Ohm

femtoSMDC008F-02
Littelfuse
1: $2.41
639In 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

639In Stock

Cut Tape

$2.41

$2.09

$1.86

$1.52

View

Reel

$0.907

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Varistors Automotive Varistor AEC-Q200

V68MLA1206NHAUTO
Littelfuse
1: $2.48
299In Stock
2,500Expected 27/10/2026

Mfr. Part No.
V68MLA1206NHAUTO

Mouser Part No
576-V68MLA1206NHAUTO

Littelfuse

Varistors Automotive Varistor AEC-Q200

Datasheet

299In Stock

2,500Expected 27/10/2026

Cut Tape

$2.48

$1.66

$1.56

$1.29

View

Reel

$0.797

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Resettable Fuses - PPTC PTC 72V POLYFUSE SURF MOUNT 2920 0.50A

2920L050/72DR
Littelfuse
1: $1.16
6,905In Stock

Mfr. Part No.
2920L050/72DR

Mouser Part No
576-2920L050/72DR

Littelfuse

Resettable Fuses - PPTC PTC 72V POLYFUSE SURF MOUNT 2920 0.50A

Learn More

Datasheet

6,905In Stock

Cut Tape

$1.16

$1.06

$0.836

$0.811

Reel

$0.607

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,500

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

2920L150/60MR
Littelfuse
1: $1.26
8,507In Stock
11,000Expected 24/8/2026

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

8,507In Stock

11,000Expected 24/8/2026

Cut Tape

$1.26

$1.16

$0.94

$0.888

Reel

$0.581

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

Smart Thermostat Solutions

Types of Circuit Protection

Customer Service Office

Company

Resources

Support