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

Littelfuse Circuit Protection

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

Types of Circuit Protection

List Images

Results: 32.039

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 #

ESD Protection Diodes / TVS Diodes 5.0SMDJ - CA 33V

5.0SMDJ33CAS
Littelfuse
1: 1,99 €
3.226In Stock

Mfr. Part No.
5.0SMDJ33CAS

Mouser Part No
576-5.0SMDJ33CAS

Littelfuse

ESD Protection Diodes / TVS Diodes 5.0SMDJ - CA 33V

Learn More

Datasheet

3.226In Stock

Cut Tape

1,99 €

1,05 €

0,869 €

0,734 €

0,64 €

Reel

0,64 €

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes 40Vso 31VAC 78A

5KP40A
Littelfuse
1: 2,81 €
2.242In Stock

Mfr. Part No.
5KP40A

Mouser Part No
576-5KP40A

Littelfuse

ESD Protection Diodes / TVS Diodes 40Vso 31VAC 78A

Learn More

Datasheet

2.242In Stock

Cut Tape

2,81 €

1,53 €

1,38 €

1,06 €

Reel

1,06 €

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes 6Vso 4VAC 485A

5KP6.0CA
Littelfuse
1: 3,24 €
1.706In Stock

Mfr. Part No.
5KP6.0CA

Mouser Part No
576-5KP6.0CA

Littelfuse

ESD Protection Diodes / TVS Diodes 6Vso 4VAC 485A

Learn More

Datasheet

1.706In Stock

Cut Tape

3,24 €

2,21 €

1,69 €

1,35 €

Reel

1,35 €

Min.: 1
Mult.: 1

: 800

ESD Protection Diodes / TVS Diodes 8.0SMDJ - CA 24V

8.0SMDJ24CA
Littelfuse
1: 3,59 €
2.952In Stock

Mfr. Part No.
8.0SMDJ24CA

Mouser Part No
576-8.0SMDJ24CA

Littelfuse

ESD Protection Diodes / TVS Diodes 8.0SMDJ - CA 24V

Learn More

Datasheet

2.952In Stock

Cut Tape

3,59 €

1,86 €

1,78 €

Reel

1,78 €

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Fuses with Leads - Through Hole 300V IEC TL 3.15A TE7

80713150000
Littelfuse
1: 3,92 €
745In Stock

Mfr. Part No.
80713150000

Mouser Part No
576-80713150000

Littelfuse

Fuses with Leads - Through Hole 300V IEC TL 3.15A TE7

Learn More

Datasheet

745In Stock

Cut Tape

3,92 €

3,47 €

3,21 €

2,79 €

View

Reel

2,21 €

Min.: 1
Mult.: 1

: 1.000

Fuse Holder Accessories Wire Seal for 152003 6-10mm2 wire Gray

868-906
Littelfuse
1: 3,25 €
998In Stock
10Expected 9/3/2026

Mfr. Part No.
868-906

Mouser Part No
576-868-906

Littelfuse

Fuse Holder Accessories Wire Seal for 152003 6-10mm2 wire Gray

Learn More

Datasheet

998In Stock

10Expected 9/3/2026

3,25 €

2,71 €

2,37 €

2,25 €

View

Min.: 1
Mult.: 1

Fuse Holder Accessories MIDI FLEX BUS BAR - 5 POSITION

882-267-005
Littelfuse
1: 16,74 €
152In Stock
100Expected 9/4/2026

Mfr. Part No.
882-267-005

Mouser Part No
576-882-267-005

Littelfuse

Fuse Holder Accessories MIDI FLEX BUS BAR - 5 POSITION

Learn More

Datasheet

152In Stock

100Expected 9/4/2026

16,74 €

11,01 €

9,74 €

8,63 €

7,66 €

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 350V MS

CG2350MS
Littelfuse
1: 2,71 €
1.475In Stock

Mfr. Part No.
CG2350MS

Mouser Part No
576-CG2350MS

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 350V MS

Learn More

Datasheet

1.475In Stock

Cut Tape

2,71 €

2,08 €

1,72 €

Reel

1,42 €

1,34 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

Sidacs 90V DO-15

K0900GURP
Littelfuse
1: 1,49 €
4.388In Stock

Mfr. Part No.
K0900GURP

Mouser Part No
576-K0900GURP

Littelfuse

Sidacs 90V DO-15

Learn More

Datasheet

4.388In Stock

Cut Tape

1,49 €

0,946 €

0,638 €

0,515 €

Reel

0,515 €

Min.: 1
Mult.: 1

: 5.000

Sidacs 120V DO-214AC 2L

K1200S1URP
Littelfuse
1: 1,62 €
3.511In Stock

Mfr. Part No.
K1200S1URP

Mouser Part No
576-K1200S1URP

Littelfuse

Sidacs 120V DO-214AC 2L

Learn More

Datasheet

3.511In Stock

Cut Tape

1,62 €

1,03 €

0,689 €

0,544 €

0,473 €

Reel

0,467 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR

KC103J2F
Littelfuse
1: 3,61 €
4.388In Stock

Mfr. Part No.
KC103J2F

Mouser Part No
576-KC103J2F

Littelfuse

NTC (Negative Temperature Coefficient) Thermistors THERMISTOR

Learn More

Datasheet

4.388In Stock

3,61 €

3,23 €

3,10 €

2,92 €

View

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED

L70QS450.X
Littelfuse
1: 310,62 €
5In Stock

Mfr. Part No.
L70QS450.X

Mouser Part No
576-L70QS450.X

Littelfuse

Industrial & Electrical Fuses 450A 700VAC 700VDC FF L70QS POWR-SPEED

Learn More

Datasheet

5In Stock

310,62 €

275,45 €

Min.: 1
Mult.: 1

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A

L75QS200.V
Littelfuse
1: 144,22 €
73In Stock

Mfr. Part No.
L75QS200.V

Mouser Part No
576-L75QS200.V

Littelfuse

Industrial & Electrical Fuses 750VDC HIGHSPEED SEMICONDUCTOR FUSE 200A

Learn More

Datasheet

73In Stock

144,22 €

112,59 €

97,04 €

88,61 €

Min.: 1
Mult.: 1

Fuse Holder CLASS R FUSE BLOCK 600V 100A 3 POLE

LFR601003CID
Littelfuse
1: 123,10 €
26In Stock

Mfr. Part No.
LFR601003CID

Mouser Part No
576-LFR601003CID

Littelfuse

Fuse Holder CLASS R FUSE BLOCK 600V 100A 3 POLE

Datasheet

26In Stock

123,10 €

115,00 €

106,04 €

87,66 €

80,69 €

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 15.3V 400W 5% Uni-directional

P4SMA18A
Littelfuse
1: 0,396 €
20.285In Stock

Mfr. Part No.
P4SMA18A

Mouser Part No
576-P4SMA18A

Littelfuse

ESD Protection Diodes / TVS Diodes 15.3V 400W 5% Uni-directional

Learn More

Datasheet

20.285In Stock

Cut Tape

0,396 €

0,205 €

0,145 €

0,123 €

0,104 €

Reel

0,104 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Fuse Holder HWB6 - CLEAR COVER

PDM32001ZXM
Littelfuse
1: 22,42 €
137In Stock

Mfr. Part No.
PDM32001ZXM

Mouser Part No
576-PDM32001ZXM

Littelfuse

Fuse Holder HWB6 - CLEAR COVER

Learn More

Datasheet

137In Stock

22,42 €

13,62 €

12,48 €

10,96 €

10,57 €

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 60V 100MA-HD 10A SMD

RF4563-000
Littelfuse
1: 0,447 €
16.240In Stock

Mfr. Part No.
RF4563-000

Mouser Part No
576-RF4563-000

Littelfuse

Resettable Fuses - PPTC 60V 100MA-HD 10A SMD

Learn More

Datasheet

16.240In Stock

0,447 €

0,404 €

0,341 €

0,312 €

View

Min.: 1
Mult.: 1

SCRs 1A 600V

S601E
Littelfuse
1: 1,54 €
3.965In Stock

Mfr. Part No.
S601E

Mouser Part No
576-S601E

Littelfuse

SCRs 1A 600V

Datasheet

3.965In Stock

1,54 €

0,989 €

0,664 €

0,541 €

Min.: 1
Mult.: 1

SCRs 600V 6A 0.2mA TO252 High Temp 150c SCRs

SJ6006DS2RP
Littelfuse
1: 2,12 €
2.150In Stock

Mfr. Part No.
SJ6006DS2RP

Mouser Part No
576-SJ6006DS2RP

Littelfuse

SCRs 600V 6A 0.2mA TO252 High Temp 150c SCRs

Learn More

Datasheet

2.150In Stock

Cut Tape

2,12 €

1,44 €

1,04 €

0,926 €

Reel

0,926 €

MouseReel Available

Min.: 1
Mult.: 1

: 2.500

SCRs 25A High Temp Thyristor

SJ6025R2TP
Littelfuse
1: 3,79 €
982In Stock

Mfr. Part No.
SJ6025R2TP

Mouser Part No
576-SJ6025R2TP

Littelfuse

SCRs 25A High Temp Thyristor

Learn More

Datasheet

982In Stock

3,79 €

2,43 €

1,95 €

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes TVS LEADED SLD 36V

SLD6S36A
Littelfuse
1: 2,46 €
1.629In Stock

Mfr. Part No.
SLD6S36A

Mouser Part No
576-SLD6S36A

Littelfuse

ESD Protection Diodes / TVS Diodes TVS LEADED SLD 36V

Learn More

Datasheet

1.629In Stock

Cut Tape

2,46 €

1,54 €

1,39 €

Reel

1,33 €

1,26 €

1,19 €

Min.: 1
Mult.: 1

: 500

ESD Protection Diodes / TVS Diodes 17V 7kW UNI-DIR SLD8S AEC-Q101

SLD8S17A
Littelfuse
1: 3,11 €
1.076In Stock

Mfr. Part No.
SLD8S17A

Mouser Part No
576-SLD8S17A

Littelfuse

ESD Protection Diodes / TVS Diodes 17V 7kW UNI-DIR SLD8S AEC-Q101

Learn More

Datasheet

1.076In Stock

Cut Tape

3,11 €

2,00 €

1,81 €

Reel

1,47 €

MouseReel Available

Min.: 1
Mult.: 1

: 500

ESD Protection Diodes / TVS Diodes SMA6J - CA 36V

SMA6J36CA
Littelfuse
1: 0,49 €
19.780In Stock

Mfr. Part No.
SMA6J36CA

Mouser Part No
576-SMA6J36CA

Littelfuse

ESD Protection Diodes / TVS Diodes SMA6J - CA 36V

Datasheet

19.780In Stock

Cut Tape

0,49 €

0,234 €

0,191 €

0,155 €

Reel

0,083 €

View

Min.: 1
Mult.: 1

: 5.000

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

SMAJ440CA
Littelfuse
1: 0,843 €
11.999In Stock

Mfr. Part No.
SMAJ440CA

Mouser Part No
576-SMAJ440CA

Littelfuse

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

Learn More

Datasheet

11.999In Stock

Cut Tape

0,843 €

0,40 €

0,339 €

0,26 €

View

Reel

0,164 €

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

ESD Protection Diodes / TVS Diodes 1.5kW 100V 5% Uni-Directional

SMCJ100A
Littelfuse
1: 0,757 €
11.888In Stock

Mfr. Part No.
SMCJ100A

Mouser Part No
576-SMCJ100A

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 100V 5% Uni-Directional

Learn More

Datasheet

11.888In Stock

Cut Tape

0,757 €

0,357 €

0,303 €

0,232 €

Reel

0,155 €

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

Littelfuse Circuit Protection

Types of Circuit Protection

Customer Service Office

Company

Resources

Support