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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 300-500V 2A GDT T/R 2 Term

SG400
Littelfuse
1: $1.60
2,831In Stock

Mfr. Part No.
SG400

Mouser Part No
576-SG400

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 300-500V 2A GDT T/R 2 Term

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Datasheet

2,831In Stock

Cut Tape

$1.60

$1.34

$1.23

$1.02

View

Reel

$0.651

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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

SG420
Littelfuse
1: $1.26
2,600In 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

2,600In Stock

Cut Tape

$1.26

$1.07

$0.994

$0.844

View

Reel

$0.651

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 52-98V 2A GDT T/R 2 Term

SG75
Littelfuse
1: $1.37
9,054In Stock

Mfr. Part No.
SG75

Mouser Part No
576-SG75

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 52-98V 2A GDT T/R 2 Term

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Datasheet

9,054In Stock

Cut Tape

$1.37

$1.19

$1.11

$0.994

View

Reel

$0.852

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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

SG90
Littelfuse
1: $1.31
2,334In Stock
6,000Expected 2026/03/27

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

Learn More

Datasheet

2,334In Stock

6,000Expected 2026/03/27

Cut Tape

$1.31

$1.16

$1.08

$0.911

View

Reel

$0.651

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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

SP1105S-01UTG
Littelfuse
1: $0.19
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

$0.19

$0.164

$0.109

Reel

$0.109

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

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

SP2502LBTG
Littelfuse
1: $2.41
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

$2.41

$1.67

$1.26

$1.07

Reel

$0.916

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: $0.811
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

Learn More

Datasheet

6,768In Stock

Cut Tape

$0.811

$0.742

Reel

$0.742

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes TVS ARRAY

SP3213-01UTG
Littelfuse
1: $0.27
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

$0.27

$0.213

$0.176

$0.16

View

Reel

$0.15

MouseReel Available

Min.: 1
Mult.: 1

Reel: 15,000

ESD Protection Diodes / TVS Diodes 1.5pF 30kV

SP4044-04ATG
Littelfuse
1: $0.52
11,094In Stock

Mfr. Part No.
SP4044-04ATG

Mouser Part No
576-SP4044-04ATG

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5pF 30kV

Learn More

Datasheet

11,094In Stock

Cut Tape

$0.52

$0.488

$0.459

Reel

$0.455

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: $0.63
2,523In Stock
4,000Expected 2026/04/28

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 2026/04/28

Cut Tape

$0.63

$0.608

$0.593

Reel

$0.55

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

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

SP4065-08ATG
Littelfuse
1: $1.36
9,033In Stock
8,000Expected 2026/04/03

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

8,000Expected 2026/04/03

Cut Tape

$1.36

$1.06

$0.846

$0.701

$0.615

Reel

$0.534

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: $3.68
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

$3.68

$3.35

$3.17

$2.56

View

Min.: 1
Mult.: 1

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

GTCC23-151M-R01-2
Littelfuse
1: $1.27
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

$1.27

$1.12

$1.04

$0.859

View

Reel

$0.57

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: $1.33
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

$1.33

$1.13

$1.05

$0.859

View

Reel

$0.511

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: $1.23
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

$1.23

$1.02

$0.936

$0.776

View

Reel

$0.483

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: $1.83
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

$1.83

$1.52

$1.40

$1.16

View

Min.: 1
Mult.: 1

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

GTCS35-750M-R05-2
Littelfuse
1: $1.93
9,932In 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

9,932In Stock

Cut Tape

$1.93

$1.67

$1.55

$1.29

View

Reel

$0.964

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: $2.07
2,985In Stock

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

Cut Tape

$2.07

$1.72

$1.59

$1.33

View

Reel

$0.859

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

Cartridge Fuses 250V 1A Slo-Blo

0313001.HXP
Littelfuse
1: $1.23
4,147In Stock

Mfr. Part No.
0313001.HXP

Mouser Part No
576-0313001.HXP

Littelfuse

Cartridge Fuses 250V 1A Slo-Blo

Learn More

Datasheet

4,147In Stock

$1.23

$1.06

$0.982

$0.708

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 1A Slo-Blo

0313001.MXP
Littelfuse
1: $1.31
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

$1.31

$0.923

$0.857

$0.634

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 2A Slo-Blo

0313002.HXP
Littelfuse
1: $1.16
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

$1.16

$0.986

$0.918

$0.709

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 2A Slo-Blo

0313002.MXP
Littelfuse
1: $1.31
3,569In Stock
3,000Expected 2026/05/11

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 2026/05/11

$1.31

$0.842

$0.786

$0.759

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V 5A Slo-Blo

0313005.HXP
Littelfuse
1: $1.54
2,347In Stock
1,300Expected 2026/04/27

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 2026/04/27

$1.54

$1.29

$1.19

$0.716

Min.: 1
Mult.: 1

Cartridge Fuses 250V 6.25A Slo-Blo

03136.25MXP
Littelfuse
1: $1.48
3,351In Stock
3,000Expected 2026/04/29

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 2026/04/29

$1.48

$1.23

$1.14

$0.943

View

Min.: 1
Mult.: 1

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

0435.250KRHFS
Littelfuse
1: $1.42
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

$1.42

$1.22

$1.13

$0.925

View

Reel

$0.602

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

General Port Protection Solutions

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General Port Protection Solutions

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