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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 230V SMD Ultra Low 0.3pF

CG6230SM
Littelfuse
1: $2.43
669In Stock

Mfr. Part No.
CG6230SM

Mouser Part No
576-CG6230SM

Littelfuse

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

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Datasheet

669In Stock

Cut Tape

$2.43

$2.25

$2.14

$1.73

View

Reel

$1.18

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V SMD Ultra Low 0.3pF

CG690SM
Littelfuse
1: $2.54
995In Stock

Mfr. Part No.
CG690SM

Mouser Part No
576-CG690SM

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V SMD Ultra Low 0.3pF

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Datasheet

995In Stock

Cut Tape

$2.54

$2.24

$2.07

$1.72

View

Reel

$1.02

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP CG2 SMT TYPE

CG75MSTR
Littelfuse
1: $3.22
43In Stock
1,500Expected 15/06/2026

Mfr. Part No.
CG75MSTR

Mouser Part No
576-CG75MSTR

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP CG2 SMT TYPE

Datasheet

43In Stock

1,500Expected 15/06/2026

Cut Tape

$3.22

$2.97

$2.75

$2.25

View

Reel

$1.61

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

CG90LSN
Littelfuse
1: $3.21
37In Stock

Mfr. Part No.
CG90LSN

Mouser Part No
576-CG90LSN

Littelfuse

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

Datasheet

37In Stock

$3.21

$2.88

$2.78

$2.00

View

Min.: 1
Mult.: 1

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

CG90MSTR
Littelfuse
1: $3.59
450In Stock

Mfr. Part No.
CG90MSTR

Mouser Part No
576-CG90MSTR

Littelfuse

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

Datasheet

450In Stock

Cut Tape

$3.59

$2.98

$2.75

$2.28

View

Reel

$1.61

MouseReel Available

Min.: 1
Mult.: 1

Reel: 500

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

SG230
Littelfuse
1: $1.33
1,255In Stock
2,000Expected 14/05/2026

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

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Datasheet

1,255In Stock

2,000Expected 14/05/2026

Cut Tape

$1.33

$1.17

$1.09

$0.921

View

Reel

$0.651

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

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

SG300
Littelfuse
1: $1.57
190In Stock
10,000On Order

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

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Datasheet

190In Stock

10,000On Order

Cut Tape

$1.57

$1.31

$1.21

$0.994

View

Reel

$0.651

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

ESD Protection Diodes / TVS Diodes 30KV 15V 30A TVS Diod uDFN-2

SP1115-01UTG
Littelfuse
1: $0.39
4,946In Stock

Mfr. Part No.
SP1115-01UTG

Mouser Part No
576-SP1115-01UTG

Littelfuse

ESD Protection Diodes / TVS Diodes 30KV 15V 30A TVS Diod uDFN-2

Learn More

Datasheet

4,946In Stock

Cut Tape

$0.39

$0.264

$0.124

Reel

$0.107

$0.095

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

ESD Protection Diodes / TVS Diodes 30KV 24V 20A TVS Diod uDFN-2

SP1124-01UTG
Littelfuse
1: $0.21
8,594In Stock

Mfr. Part No.
SP1124-01UTG

Mouser Part No
576-SP1124-01UTG

Littelfuse

ESD Protection Diodes / TVS Diodes 30KV 24V 20A TVS Diod uDFN-2

Learn More

Datasheet

8,594In Stock

Cut Tape

$0.21

$0.156

$0.109

Reel

$0.107

$0.095

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 400V 2POLE AXIAL LEADS GDT

GTCA25-401M-R02
Littelfuse
1: $3.01
191In Stock

Mfr. Part No.
GTCA25-401M-R02

Mouser Part No
650-GTCA25-401M-R02

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 400V 2POLE AXIAL LEADS GDT

Learn More

Datasheet

191In Stock

$3.01

$2.50

$2.31

$1.91

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 500V 2POLE AXIAL LEADS GDT

GTCA25-501M-R02
Littelfuse
1: $2.69
439In Stock

Mfr. Part No.
GTCA25-501M-R02

Mouser Part No
650-GTCA25-501M-R02

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 500V 2POLE AXIAL LEADS GDT

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Datasheet

439In Stock

$2.69

$2.23

$2.06

$1.71

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1200V 2POLE AXIAL LEAD HV GDT

GTCA28-122M-R03
Littelfuse
1: $3.95
441In Stock

Mfr. Part No.
GTCA28-122M-R03

Mouser Part No
650-GTCA28-122M-R03

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1200V 2POLE AXIAL LEAD HV GDT

Learn More

Datasheet

441In Stock

$3.95

$3.28

$3.03

$2.51

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 140V 8mm 20KA 2POLE

GTCA28-141M-R20
Littelfuse
1: $3.14
61In Stock

Mfr. Part No.
GTCA28-141M-R20

Mouser Part No
650-GTCA28-141M-R20

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 140V 8mm 20KA 2POLE

Learn More

Datasheet

61In Stock

$3.14

$2.60

$2.30

$2.00

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2700V 2POLE AXIAL LEADS HV GDT

GTCA28-272L-R03
Littelfuse
1: $4.26
421In Stock

Mfr. Part No.
GTCA28-272L-R03

Mouser Part No
650-GTCA28-272L-R03

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2700V 2POLE AXIAL LEADS HV GDT

Learn More

Datasheet

421In Stock

$4.26

$3.54

$3.26

$2.46

$2.18

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 600V 2POLE AXIAL LEADS GDT

GTCA28-601M-R10
Littelfuse
1: $2.48
319In Stock

Mfr. Part No.
GTCA28-601M-R10

Mouser Part No
650-GTCA28-601M-R10

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 600V 2POLE AXIAL LEADS GDT

Learn More

Datasheet

319In Stock

$2.48

$2.06

$1.91

$1.58

View

Min.: 1
Mult.: 1

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

GTCA35-750M-R05
Littelfuse
1: $2.78
795In Stock

Mfr. Part No.
GTCA35-750M-R05

Mouser Part No
650-GTCA35-750M-R05

Littelfuse

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

Learn More

Datasheet

795In Stock

$2.78

$2.31

$2.13

$1.81

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 90V 3POLE AXIAL LEADS GDT

GTCA38-900M-R10
Littelfuse
1: $2.82
184In Stock
1,000Expected 24/04/2026

Mfr. Part No.
GTCA38-900M-R10

Mouser Part No
650-GTCA38-900M-R10

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 90V 3POLE AXIAL LEADS GDT

Learn More

Datasheet

184In Stock

1,000Expected 24/04/2026

$2.82

$2.34

$2.16

$1.79

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 200V 2POLE CHIP TYPE SMT

GTCC23-201M-R01-2
Littelfuse
1: $1.35
681In Stock

Mfr. Part No.
GTCC23-201M-R01-2

Mouser Part No
650-GTCC23-201MR01-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 200V 2POLE CHIP TYPE SMT

Learn More

Datasheet

681In Stock

Cut Tape

$1.35

$1.14

$1.06

$0.859

View

Reel

$0.562

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

GTCC23-301M-R01-2
Littelfuse
1: $1.35
32In Stock
4,000Expected 13/05/2026

Mfr. Part No.
GTCC23-301M-R01-2

Mouser Part No
650-GTCC23-301M-R012

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

Learn More

Datasheet

32In Stock

4,000Expected 13/05/2026

Cut Tape

$1.35

$1.14

$1.06

$0.859

View

Reel

$0.562

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 400V 2POLE CHIP TYPE SMT

GTCC23-401M-R01-2
Littelfuse
1: $1.35
1,097In Stock

Mfr. Part No.
GTCC23-401M-R01-2

Mouser Part No
650-GTCC23-401MR01-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 400V 2POLE CHIP TYPE SMT

Learn More

Datasheet

1,097In Stock

Cut Tape

$1.35

$1.14

$1.06

$0.859

View

Reel

$0.562

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 500V 2POLE 4.5mm L

GTCC23-501M-R01-2
Littelfuse
1: $1.38
2,505In Stock

Mfr. Part No.
GTCC23-501M-R01-2

Mouser Part No
650-GTCC23-501MR01-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 500V 2POLE 4.5mm L

Learn More

Datasheet

2,505In Stock

Cut Tape

$1.38

$1.15

$1.06

$0.875

View

Reel

$0.51

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

GTCC23-750M-R01-2
Littelfuse
1: $1.35
1,970In Stock

Mfr. Part No.
GTCC23-750M-R01-2

Mouser Part No
650-GTCC23-750M-R012

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

Learn More

Datasheet

1,970In Stock

Cut Tape

$1.35

$1.14

$1.06

$0.859

View

Reel

$0.511

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 90V 3POLE RADIAL LEADS GDT

GTCR36-900M-R10
Littelfuse
1: $2.98
308In Stock
1,000Expected 21/04/2026

Mfr. Part No.
GTCR36-900M-R10

Mouser Part No
650-GTCR36-900M-R10

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 90V 3POLE RADIAL LEADS GDT

Learn More

Datasheet

308In Stock

1,000Expected 21/04/2026

$2.98

$2.47

$2.28

$1.90

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 7MM 90V 3POLE RADIAL LEADS GDT

GTCR37-900M-R10
Littelfuse
1: $2.98
377In Stock

Mfr. Part No.
GTCR37-900M-R10

Mouser Part No
650-GTCR37-900M-R10

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 7MM 90V 3POLE RADIAL LEADS GDT

Learn More

Datasheet

377In Stock

$2.98

$2.47

$2.28

$1.90

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 2POLE SMT GDT

GTCS26-231M-R05-2
Littelfuse
1: $1.52
880In Stock

Mfr. Part No.
GTCS26-231M-R05-2

Mouser Part No
650-GTCS26-231MR05-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 2POLE SMT GDT

Learn More

Datasheet

880In Stock

Cut Tape

$1.52

$1.26

$1.17

$1.08

Reel

$1.08

$0.612

MouseReel Available

Min.: 1
Mult.: 1

Reel: 750

General Port Protection Solutions

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General Port Protection Solutions

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