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General Port Protection Solutions

Littelfuse General Port Protection provides a wide array of solutions for power and communication ports. Ports need protection from common electrical hazards such as lightning surges, induced power surges, power cross, electrical fast transient, electrostatic discharge, and short-circuits due to aging wires or installation errors. Littelfuse General Port Protection products are ideal for automotive, building automation, consumer electronics, and industrial applications.

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Part #

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 63-117V 2A GDT T/R 2 Term

SG90
Littelfuse
1: $1.82
2,334In Stock
6,000Expected 27/3/2026

Mfr. Part No.
SG90

Mouser Part No
576-SG90

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 63-117V 2A GDT T/R 2 Term

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Datasheet

2,334In Stock

6,000Expected 27/3/2026

Cut Tape

$1.82

$1.61

$1.50

$1.27

View

Reel

$0.905

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

ESD Protection Diodes / TVS Diodes 80A 5V DFN TVS Diode

SP1105S-01UTG
Littelfuse
1: $0.264
41,297In Stock

Mfr. Part No.
SP1105S-01UTG

Mouser Part No
576-SP1105S-01UTG

Littelfuse

ESD Protection Diodes / TVS Diodes 80A 5V DFN TVS Diode

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Datasheet

41,297In Stock

Cut Tape

$0.264

$0.228

$0.143

Reel

$0.133

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 75A 30KV 3.3V Lightning Protection

SP2502LBTG
Littelfuse
1: $3.35
5,730In Stock

Mfr. Part No.
SP2502LBTG

Mouser Part No
576-SP2502LBTG

Littelfuse

ESD Protection Diodes / TVS Diodes 75A 30KV 3.3V Lightning Protection

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Datasheet

5,730In Stock

Cut Tape

$3.35

$2.34

$1.75

$1.49

Reel

$1.24

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

ESD Protection Diodes / TVS Diodes 30KV 2.5V 2.5pF 40A Diode Array uDFN-10

SP2555NUTG
Littelfuse
1: $1.13
6,768In Stock

Mfr. Part No.
SP2555NUTG

Mouser Part No
576-SP2555NUTG

Littelfuse

ESD Protection Diodes / TVS Diodes 30KV 2.5V 2.5pF 40A Diode Array uDFN-10

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Datasheet

6,768In Stock

Cut Tape

$1.13

$1.03

$0.96

$0.93

Reel

$0.897

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes TVS ARRAY

SP3213-01UTG
Littelfuse
1: $0.375
86,587In Stock

Mfr. Part No.
SP3213-01UTG

Mouser Part No
576-SP3213-01UTG

Littelfuse

ESD Protection Diodes / TVS Diodes TVS ARRAY

Learn More

Datasheet

86,587In Stock

Cut Tape

$0.375

$0.296

$0.245

$0.224

View

Reel

$0.209

MouseReel Available

Min.: 1
Mult.: 1

Reel: 15,000

ESD Protection Diodes / TVS Diodes 1.5pF 30kV

SP4044-04ATG
Littelfuse
1: $0.723
11,094In Stock

Mfr. Part No.
SP4044-04ATG

Mouser Part No
576-SP4044-04ATG

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5pF 30kV

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Datasheet

11,094In Stock

Cut Tape

$0.723

$0.678

$0.638

Reel

$0.555

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

ESD Protection Diodes / TVS Diodes 8 Ch 30kV 2.5V 4.4pF

SP4060-08ATG
Littelfuse
1: $0.876
2,523In Stock
4,000Expected 28/4/2026

Mfr. Part No.
SP4060-08ATG

Mouser Part No
576-SP4060-08ATG

Littelfuse

ESD Protection Diodes / TVS Diodes 8 Ch 30kV 2.5V 4.4pF

Learn More

Datasheet

2,523In Stock

4,000Expected 28/4/2026

Cut Tape

$0.876

$0.863

$0.859

$0.858

Reel

$0.738

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

ESD Protection Diodes / TVS Diodes 3.3V 20A Lightning Surge Prot

SP4065-08ATG
Littelfuse
1: $1.89
9,033In Stock
7,900Expected 3/4/2026

Mfr. Part No.
SP4065-08ATG

Mouser Part No
576-SP4065-08ATG

Littelfuse

ESD Protection Diodes / TVS Diodes 3.3V 20A Lightning Surge Prot

Learn More

Datasheet

9,033In Stock

7,900Expected 3/4/2026

Cut Tape

$1.89

$1.47

$1.17

$0.974

View

Reel

$0.712

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1500V 2POLE AXIAL LEAD HV GDT

GTCA28-152L-R03
Littelfuse
1: $5.12
1,255In Stock

Mfr. Part No.
GTCA28-152L-R03

Mouser Part No
650-GTCA28-152L-R03

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1500V 2POLE AXIAL LEAD HV GDT

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Datasheet

1,255In Stock

$5.12

$4.66

$4.41

$3.56

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 150V 2POLE CHIP TYPE SMT

GTCC23-151M-R01-2
Littelfuse
1: $1.77
3,715In Stock

Mfr. Part No.
GTCC23-151M-R01-2

Mouser Part No
650-GTCC23-151MR01-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 150V 2POLE CHIP TYPE SMT

Learn More

Datasheet

3,715In Stock

Cut Tape

$1.77

$1.56

$1.45

$1.19

View

Reel

$0.792

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 90V 2POLE CHIP TYPE SMT

GTCC23-900M-R01-2
Littelfuse
1: $1.83
5,105In Stock

Mfr. Part No.
GTCC23-900M-R01-2

Mouser Part No
650-GTCC23-900MR01-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 90V 2POLE CHIP TYPE SMT

Learn More

Datasheet

5,105In Stock

Cut Tape

$1.83

$1.57

$1.46

$1.19

View

Reel

$0.684

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 90V 2POLE SMT GDT

GTCS23-900M-R01-2
Littelfuse
1: $1.71
22,254In Stock

Mfr. Part No.
GTCS23-900M-R01-2

Mouser Part No
650-GTCS23-900MR01-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 90V 2POLE SMT GDT

Learn More

Datasheet

22,254In Stock

Cut Tape

$1.71

$1.42

$1.30

$1.08

View

Reel

$0.67

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 75V 3POLE SMT GDT

GTCS35-750M-R05
Littelfuse
1: $2.54
3,175In Stock

Mfr. Part No.
GTCS35-750M-R05

Mouser Part No
650-GTCS35-750M-R05

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 75V 3POLE SMT GDT

Learn More

Datasheet

3,175In Stock

$2.54

$2.11

$1.95

$1.61

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 75V 3POLE SMT GDT

GTCS35-750M-R05-2
Littelfuse
1: $2.68
10,433In Stock

Mfr. Part No.
GTCS35-750M-R05-2

Mouser Part No
650-GTCS35-750MR05-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 75V 3POLE SMT GDT

Learn More

Datasheet

10,433In Stock

Cut Tape

$2.68

$2.34

$2.15

$1.79

View

Reel

$1.34

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT

GTCS35-900M-R05-2
Littelfuse
1: $2.88
2,985In Stock
4,000Expected 24/4/2026

Mfr. Part No.
GTCS35-900M-R05-2

Mouser Part No
650-GTCS35-900MR05-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT

Learn More

Datasheet

2,985In Stock

4,000Expected 24/4/2026

Cut Tape

$2.88

$2.39

$2.21

$1.83

View

Reel

$1.19

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Cartridge Fuses 250V 1A Slo-Blo

0313001.HXP
Littelfuse
1: $1.71
4,042In Stock

Mfr. Part No.
0313001.HXP

Mouser Part No
576-0313001.HXP

Littelfuse

Cartridge Fuses 250V 1A Slo-Blo

Learn More

Datasheet

4,042In Stock

$1.71

$1.47

$1.36

$0.984

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 1A Slo-Blo

0313001.MXP
Littelfuse
1: $1.82
3,060In Stock

Mfr. Part No.
0313001.MXP

Mouser Part No
576-0313001.MXP

Littelfuse

Cartridge Fuses 250V 1A Slo-Blo

Learn More

Datasheet

3,060In Stock

$1.82

$1.28

$1.19

$0.881

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 2A Slo-Blo

0313002.HXP
Littelfuse
1: $1.61
3,970In Stock

Mfr. Part No.
0313002.HXP

Mouser Part No
576-0313002.HXP

Littelfuse

Cartridge Fuses 250V 2A Slo-Blo

Learn More

Datasheet

3,970In Stock

$1.61

$1.37

$1.28

$0.986

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 2A Slo-Blo

0313002.MXP
Littelfuse
1: $1.82
3,569In Stock
3,000Expected 11/5/2026

Mfr. Part No.
0313002.MXP

Mouser Part No
576-0313002.MXP

Littelfuse

Cartridge Fuses 250V 2A Slo-Blo

Learn More

Datasheet

3,569In Stock

3,000Expected 11/5/2026

$1.82

$1.17

$1.09

$1.06

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 5A Slo-Blo

0313005.HXP
Littelfuse
1: $2.14
2,347In Stock
1,300Expected 27/4/2026

Mfr. Part No.
0313005.HXP

Mouser Part No
576-0313005.HXP

Littelfuse

Cartridge Fuses 250V 5A Slo-Blo

Learn More

Datasheet

2,347In Stock

1,300Expected 27/4/2026

$2.14

$1.79

$1.65

$0.995

Min.: 1
Mult.: 1

Cartridge Fuses 250V 6.25A Slo-Blo

03136.25MXP
Littelfuse
1: $2.06
3,351In Stock
3,000Expected 19/2/2026

Mfr. Part No.
03136.25MXP

Mouser Part No
576-03136.25MXP

Littelfuse

Cartridge Fuses 250V 6.25A Slo-Blo

Learn More

Datasheet

3,351In Stock

3,000Expected 19/2/2026

$2.06

$1.71

$1.58

$1.31

View

Min.: 1
Mult.: 1

Surface Mount Fuses 32V .250A SLIM Fast Acting 0402

0435.250KRHFS
Littelfuse
1: $1.97
14,809In Stock

Mfr. Part No.
0435.250KRHFS

Mouser Part No
576-0435.250KRHFS

Littelfuse

Surface Mount Fuses 32V .250A SLIM Fast Acting 0402

Learn More

Datasheet

14,809In Stock

Cut Tape

$1.97

$1.70

$1.57

$1.28

View

Reel

$0.837

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Surface Mount Fuses 32V .250A SLIM Fast Acting 0402

0435.250KRS
Littelfuse
1: $1.92
13,517In Stock

Mfr. Part No.
0435.250KRS

Mouser Part No
576-0435.250KRS

Littelfuse

Surface Mount Fuses 32V .250A SLIM Fast Acting 0402

Learn More

Datasheet

13,517In Stock

Cut Tape

$1.92

$1.58

$1.40

$1.22

View

Reel

$0.784

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

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

0461.500ER
Littelfuse
1: $2.67
4,494In Stock
7,734Expected 29/5/2026

Mfr. Part No.
0461.500ER

Mouser Part No
576-0461.500ER

Littelfuse

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

Learn More

Datasheet

4,494In Stock

7,734Expected 29/5/2026

Cut Tape

$2.67

$2.32

$2.18

$1.82

View

Reel

$1.14

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

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

0461002.ER
Littelfuse
1: $2.03
7,259In Stock
5,000Expected 28/5/2026

Mfr. Part No.
0461002.ER

Mouser Part No
576-0461002.ER

Littelfuse

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

Learn More

Datasheet

7,259In Stock

5,000Expected 28/5/2026

Cut Tape

$2.03

$1.78

$1.67

$1.37

View

Reel

$1.14

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

General Port Protection Solutions

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General Port Protection Solutions

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