Circuit Protection – Mouser Switzerland

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Ethernet ESD, Lightning, & Power Fault Protection

Littelfuse Ethernet/PoE ESD, EFT, Lightning, and Power Fault Protection ensures that the power fault overcurrent can be protected with Telelink fuses. The Ethernet Power Fault Protection includes the SMCJ and SP40 TVS Diode, SP3, SRV05xx, LC03xx, and SP40xx Diode Array, and the 0461xxx Fuse series. Littelfuse Ethernet/PoE ESD, EFT, Lightning, and Power Fault Protection products meet various applicable standards.

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Types of Circuit Protection

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Results: 308

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RoHS Compliant

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Part #

ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL

SP4024-01FTG
Littelfuse
1: 0.643 CHF
403 048In Stock

Mfr. Part No.
SP4024-01FTG

Mouser Part No
576-SP4024-01FTG

Littelfuse

ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL

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Datasheet

403 048In Stock

Cut Tape

0.643 CHF

0.399 CHF

0.254 CHF

0.195 CHF

0.174 CHF

Reel

0.152 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.5kW 150V Hi Rel 5% Bi-Directional

SMCJ150CA-HRAT7
Littelfuse
1: 17.35 CHF
319In Stock

Mfr. Part No.
SMCJ150CA-HRAT7

Mouser Part No
576-SMCJ150CA-HRAT7

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5kW 150V Hi Rel 5% Bi-Directional

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Datasheet

319In Stock

Cut Tape

17.35 CHF

14.97 CHF

12.82 CHF

Reel

12.81 CHF

Quote

MouseReel Available

Min.: 1
Mult.: 1

: 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V NOM

CG590L
Littelfuse
1: 2.30 CHF
3 469In Stock

Mfr. Part No.
CG590L

Mouser Part No
576-CG590L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 90V NOM

Datasheet

3 469In Stock

Cut Tape

2.30 CHF

1.76 CHF

1.46 CHF

1.35 CHF

Reel

1.12 CHF

Min.: 1
Mult.: 1

: 1 000

ESD Protection Diodes / TVS Diodes 4 Ch 8kV 0.65pF SPA

SP3003-04ATG
Littelfuse
1: 1.79 CHF
4 997In Stock

Mfr. Part No.
SP3003-04ATG

Mouser Part No
576-SP3003-04ATG

Littelfuse

ESD Protection Diodes / TVS Diodes 4 Ch 8kV 0.65pF SPA

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Datasheet

4 997In Stock

Cut Tape

1.79 CHF

0.864 CHF

0.70 CHF

0.59 CHF

View

Reel

0.496 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 4 000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 315-525V 2A GDT T/R 2 Term

SG420
Littelfuse
1: 0.864 CHF
2 545In Stock

Mfr. Part No.
SG420

Mouser Part No
576-SG420

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 315-525V 2A GDT T/R 2 Term

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Datasheet

2 545In Stock

Cut Tape

0.864 CHF

0.667 CHF

0.563 CHF

0.526 CHF

0.516 CHF

Reel

0.516 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

ESD Protection Diodes / TVS Diodes 3.3V Diode Array

SP4042-02UTG
Littelfuse
1: 3.72 CHF
83In Stock
12 000On Order

Mfr. Part No.
SP4042-02UTG

Mouser Part No
576-SP4042-02UTG

Littelfuse

ESD Protection Diodes / TVS Diodes 3.3V Diode Array

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Datasheet

83In Stock

12 000On Order

Cut Tape

3.72 CHF

2.46 CHF

1.73 CHF

1.53 CHF

Reel

1.53 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V 2A GDT T/R 2 Term

SG350
Littelfuse
1: 1.13 CHF
1 995In Stock

Mfr. Part No.
SG350

Mouser Part No
576-SG350

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V 2A GDT T/R 2 Term

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Datasheet

1 995In Stock

Cut Tape

1.13 CHF

0.864 CHF

0.716 CHF

0.662 CHF

0.573 CHF

Reel

0.516 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

ESD Protection Diodes / TVS Diodes 1 Ch 22kV 8.2V .3pF UNI 0201 DFN

SP3530-01UTG
Littelfuse
1: 0.246 CHF
13 760In Stock

Mfr. Part No.
SP3530-01UTG

Mouser Part No
576-SP3530-01UTG

Littelfuse

ESD Protection Diodes / TVS Diodes 1 Ch 22kV 8.2V .3pF UNI 0201 DFN

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Datasheet

13 760In Stock

Cut Tape

0.246 CHF

0.11 CHF

0.085 CHF

0.07 CHF

View

Reel

0.048 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 15 000

ESD Protection Diodes / TVS Diodes 2 channels .65pF

SP3003-02XTG
Littelfuse
1: 0.95 CHF
40 853In Stock
42 000Expected 20/08/2026

Mfr. Part No.
SP3003-02XTG

Mouser Part No
576-SP3003-02XTG

Littelfuse

ESD Protection Diodes / TVS Diodes 2 channels .65pF

Learn More

Datasheet

40 853In Stock

42 000Expected 20/08/2026

Cut Tape

0.95 CHF

0.637 CHF

0.58 CHF

0.455 CHF

Reel

0.341 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

Surface Mount Fuses 600VAC 2A .045ohms 461 NANO2

0461002.ER
Littelfuse
1: 1.54 CHF
25 563In Stock

Mfr. Part No.
0461002.ER

Mouser Part No
576-0461002.ER

Littelfuse

Surface Mount Fuses 600VAC 2A .045ohms 461 NANO2

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Datasheet

25 563In Stock

Cut Tape

1.54 CHF

1.38 CHF

1.25 CHF

1.06 CHF

View

Reel

0.769 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2

04611.25ER
Littelfuse
1: 1.56 CHF
20 338In Stock
20 000Expected 07/09/2026

Mfr. Part No.
04611.25ER

Mouser Part No
576-04611.25ER

Littelfuse

Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2

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Datasheet

20 338In Stock

20 000Expected 07/09/2026

Cut Tape

1.56 CHF

1.39 CHF

1.17 CHF

1.01 CHF

View

Reel

0.563 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

ESD Protection Diodes / TVS Diodes 3.3V 1uA 30kV ESD Contact

LC03-3.3BTG
Littelfuse
1: 2.56 CHF
51 150In Stock

Mfr. Part No.
LC03-3.3BTG

Mouser Part No
576-LC03-3.3BTG

Littelfuse

ESD Protection Diodes / TVS Diodes 3.3V 1uA 30kV ESD Contact

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Datasheet

51 150In Stock

Cut Tape

2.56 CHF

1.67 CHF

1.30 CHF

1.06 CHF

1.02 CHF

Reel

1.02 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

ESD Protection Diodes / TVS Diodes 4 Ch 8kV 6V .45pF

SP3010-04UTG
Littelfuse
1: 1.12 CHF
99 128In Stock
65 700On Order

Mfr. Part No.
SP3010-04UTG

Mouser Part No
576-SP3010-04UTG

Littelfuse

ESD Protection Diodes / TVS Diodes 4 Ch 8kV 6V .45pF

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Datasheet

99 128In Stock

65 700On Order

Cut Tape

1.12 CHF

0.577 CHF

0.467 CHF

0.383 CHF

0.353 CHF

Reel

0.282 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 6 Ch 8kV 6V 0.4 pF

SP3011-06UTG
Littelfuse
1: 1.04 CHF
34 931In Stock
21 000Expected 13/08/2026

Mfr. Part No.
SP3011-06UTG

Mouser Part No
576-SP3011-06UTG

Littelfuse

ESD Protection Diodes / TVS Diodes 6 Ch 8kV 6V 0.4 pF

Datasheet

34 931In Stock

21 000Expected 13/08/2026

Cut Tape

1.04 CHF

0.662 CHF

0.555 CHF

0.457 CHF

0.426 CHF

Reel

0.352 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 1.3pF 15A BIDIRECTIONAL

SP4022-01FTG-C
Littelfuse
1: 0.714 CHF
83 512In Stock
57 000Expected 28/09/2026

Mfr. Part No.
SP4022-01FTG-C

Mouser Part No
576-SP4022-01FTG-C

Littelfuse

ESD Protection Diodes / TVS Diodes 1.3pF 15A BIDIRECTIONAL

Learn More

Datasheet

83 512In Stock

57 000Expected 28/09/2026

Cut Tape

0.714 CHF

0.339 CHF

0.287 CHF

0.22 CHF

0.198 CHF

Reel

0.172 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 4 channels .65pF 8kV

SP3001-04JTG
Littelfuse
1: 0.987 CHF
16 776In Stock
72 000Expected 27/10/2026

Mfr. Part No.
SP3001-04JTG

Mouser Part No
576-SP3001-04JTG

Littelfuse

ESD Protection Diodes / TVS Diodes 4 channels .65pF 8kV

Datasheet

16 776In Stock

72 000Expected 27/10/2026

Cut Tape

0.987 CHF

0.524 CHF

0.405 CHF

0.34 CHF

Reel

0.25 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes 2 Ch 8kV 0.65pF SPA

SP3003-02JTG
Littelfuse
1: 1.02 CHF
15 689In Stock
15 000Expected 29/09/2026

Mfr. Part No.
SP3003-02JTG

Mouser Part No
576-SP3003-02JTG

Littelfuse

ESD Protection Diodes / TVS Diodes 2 Ch 8kV 0.65pF SPA

Learn More

Datasheet

15 689In Stock

15 000Expected 29/09/2026

Cut Tape

1.02 CHF

0.592 CHF

0.468 CHF

0.408 CHF

0.386 CHF

Reel

0.29 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 3 000

ESD Protection Diodes / TVS Diodes .3pF 10KV 28V 0201 Flipchip

SP3130-01WTG
Littelfuse
1: 0.428 CHF
31 674In Stock

Mfr. Part No.
SP3130-01WTG

Mouser Part No
576-SP3130-01WTG

Littelfuse

ESD Protection Diodes / TVS Diodes .3pF 10KV 28V 0201 Flipchip

Learn More

Datasheet

31 674In Stock

Cut Tape

0.428 CHF

0.225 CHF

0.173 CHF

0.141 CHF

View

Reel

0.087 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 10 000

Surface Mount Fuses 600VAC 0.5A .56ohms 461 NANO2

0461.500ER
Littelfuse
1: 1.93 CHF
8 737In Stock

Mfr. Part No.
0461.500ER

Mouser Part No
576-0461.500ER

Littelfuse

Surface Mount Fuses 600VAC 0.5A .56ohms 461 NANO2

Learn More

Datasheet

8 737In Stock

Cut Tape

1.93 CHF

1.74 CHF

1.54 CHF

1.30 CHF

View

Reel

0.816 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 2 500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 600V NOMINAL

CG5600L
Littelfuse
1: 1.98 CHF
1 221In Stock

Mfr. Part No.
CG5600L

Mouser Part No
576-CG5600L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 600V NOMINAL

Datasheet

1 221In Stock

Cut Tape

1.98 CHF

1.52 CHF

1.26 CHF

1.16 CHF

Reel

1.05 CHF

Min.: 1
Mult.: 1

: 1 000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V NOMINAL GP S.A. STANDARD

CG590LTR
Littelfuse
1: 2.15 CHF
1 013In Stock

Mfr. Part No.
CG590LTR

Mouser Part No
576-CG590LTR

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V NOMINAL GP S.A. STANDARD

Datasheet

1 013In Stock

Cut Tape

2.15 CHF

1.64 CHF

1.36 CHF

1.25 CHF

Reel

1.15 CHF

Min.: 1
Mult.: 1

: 1 000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 230V SMD Ultra Low 0.3pF

CG6230SM
Littelfuse
1: 1.74 CHF
1 297In Stock

Mfr. Part No.
CG6230SM

Mouser Part No
576-CG6230SM

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 230V SMD Ultra Low 0.3pF

Learn More

Datasheet

1 297In Stock

Cut Tape

1.74 CHF

1.60 CHF

1.11 CHF

1.03 CHF

Reel

1.03 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V SMD Ultra Low 0.3pF

CG675SM
Littelfuse
1: 1.94 CHF
3 803In Stock

Mfr. Part No.
CG675SM

Mouser Part No
576-CG675SM

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V SMD Ultra Low 0.3pF

Learn More

Datasheet

3 803In Stock

Cut Tape

1.94 CHF

1.48 CHF

1.23 CHF

1.13 CHF

1.03 CHF

Reel

1.03 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 172-288V 2A GDT T/R 2 Term

SG230
Littelfuse
1: 1.13 CHF
2 485In Stock

Mfr. Part No.
SG230

Mouser Part No
576-SG230

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 172-288V 2A GDT T/R 2 Term

Learn More

Datasheet

2 485In Stock

Cut Tape

1.13 CHF

0.864 CHF

0.716 CHF

0.66 CHF

0.609 CHF

Reel

0.568 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 225-375V 2A GDT T/R 2 Term

SG300
Littelfuse
1: 1.13 CHF
6 135In Stock
8 000Expected 24/09/2026

Mfr. Part No.
SG300

Mouser Part No
576-SG300

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 225-375V 2A GDT T/R 2 Term

Learn More

Datasheet

6 135In Stock

8 000Expected 24/09/2026

Cut Tape

1.13 CHF

1.04 CHF

0.782 CHF

0.662 CHF

0.621 CHF

Reel

0.568 CHF

MouseReel Available

Min.: 1
Mult.: 1

: 2 000

Ethernet ESD, Lightning, & Power Fault Protection

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