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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.

All Results (985)

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Part #

ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL

SP4024-01FTG
Littelfuse
1: $1.17
404,918In Stock

Mfr. Part #
SP4024-01FTG

Mouser Part #
576-SP4024-01FTG

Littelfuse

ESD Protection Diodes / TVS Diodes 1.3pF 7A UNIDIRECTIONAL

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Datasheet

404,918In Stock

Cut Tape

$1.17

$0.726

$0.462

$0.353

Reel

$0.242

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

GTCR36-900M-R10
Littelfuse
1: $3.89
1,304In Stock

Mfr. Part #
GTCR36-900M-R10

Mouser Part #
650-GTCR36-900M-R10

Littelfuse

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

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Datasheet

1,304In Stock

$3.89

$2.98

$2.29

$2.19

View

Min.: 1
Mult.: 1

ESD Protection Diodes / TVS Diodes 3.3V Diode Array

SP4042-02UTG
Littelfuse
1: $6.77
6,483In Stock
6,000Expected 2026-09-14

Mfr. Part #
SP4042-02UTG

Mouser Part #
576-SP4042-02UTG

Littelfuse

ESD Protection Diodes / TVS Diodes 3.3V Diode Array

Learn More

Datasheet

6,483In Stock

6,000Expected 2026-09-14

Cut Tape

$6.77

$4.46

$3.15

$2.78

Reel

$2.26

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

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

GTCS35-900M-R05
Littelfuse
1: $2.84
3,240In Stock

Mfr. Part #
GTCS35-900M-R05

Mouser Part #
650-GTCS35-900M-R05

Littelfuse

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

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Datasheet

3,240In Stock

$2.84

$2.19

$1.81

$1.58

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 230V 2POLE CHIP TYPE SMT

GTCC23-231M-R01-2
Littelfuse
1: $2.16
4,067In Stock

Mfr. Part #
GTCC23-231M-R01-2

Mouser Part #
650-GTCC23-231MR01-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 230V 2POLE CHIP TYPE SMT

Learn More

Datasheet

4,067In Stock

Cut Tape

$2.16

$1.66

$1.14

$1.05

$0.952

Reel

$0.89

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Board Mount Temperature Sensors 100degC 12ohm

SETP0805-100-SE-2
Littelfuse
1: $0.85
6,664In Stock

Mfr. Part #
SETP0805-100-SE-2

Mouser Part #
650-SETP0805-100-SE

Littelfuse

Board Mount Temperature Sensors 100degC 12ohm

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Datasheet

6,664In Stock

Cut Tape

$0.85

$0.733

$0.69

$0.60

View

Reel

$0.314

MouseReel Available

Min.: 1
Mult.: 1

: 4,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 75V NOMINAL SMT

CG75LS
Littelfuse
1: $4.68
843In Stock

Mfr. Part #
CG75LS

Mouser Part #
576-CG75LS

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 75V NOMINAL SMT

Datasheet

843In Stock

Cut Tape

$4.68

$3.59

$2.97

Reel

$2.45

$2.22

MouseReel Available

Min.: 1
Mult.: 1

: 500

Varistors RADIAL VARISTOR 7MM ROHS/LEAD FREE

V07E25PL2T
Littelfuse
1: $0.418
9,580In Stock

Mfr. Part #
V07E25PL2T

Mouser Part #
576-V07E25PL2T

Littelfuse

Varistors RADIAL VARISTOR 7MM ROHS/LEAD FREE

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Datasheet

9,580In Stock

Cut Tape

$0.418

$0.285

$0.262

$0.259

Reel

$0.259

Min.: 1
Mult.: 1

: 1,000

Varistors 40V 14mm Epoxy UltraMOV

V14E40PL1T
Littelfuse
1: $0.749
5,097In Stock

Mfr. Part #
V14E40PL1T

Mouser Part #
576-V14E40PL1T

Littelfuse

Varistors 40V 14mm Epoxy UltraMOV

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Datasheet

5,097In Stock

Cut Tape

$0.749

$0.528

$0.472

$0.436

$0.422

Reel

$0.415

Min.: 1
Mult.: 1

: 500

Thyristor Surge Protection Devices - TSPD 22V 500A DO214 2L SIDACtor Bi

P0220SCLRP
Littelfuse
1: $2.66
4,619In Stock

Mfr. Part #
P0220SCLRP

Mouser Part #
576-P0220SCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 22V 500A DO214 2L SIDACtor Bi

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Datasheet

4,619In Stock

Cut Tape

$2.66

$1.70

$1.13

$0.896

$0.819

Reel

$0.734

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Thyristor Surge Protection Devices - TSPD 50A 25V

P0300SALRP
Littelfuse
1: $2.38
4,241In Stock

Mfr. Part #
P0300SALRP

Mouser Part #
576-P0300SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 25V

Learn More

Datasheet

4,241In Stock

Cut Tape

$2.38

$1.20

$0.848

$0.698

$0.644

Reel

$0.626

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

GTCC23-201M-R01-2
Littelfuse
1: $1.80
2,341In Stock

Mfr. Part #
GTCC23-201M-R01-2

Mouser Part #
650-GTCC23-201MR01-2

Littelfuse

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

Learn More

Datasheet

2,341In Stock

Cut Tape

$1.80

$1.38

$1.14

$1.05

Reel

$0.832

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

Thyristor Surge Protection Devices - TSPD 50A 75V

P0900SALRP
Littelfuse
1: $2.51
3,712In Stock

Mfr. Part #
P0900SALRP

Mouser Part #
576-P0900SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 75V

Learn More

Datasheet

3,712In Stock

Cut Tape

$2.51

$1.58

$1.04

$0.821

$0.73

Reel

$0.626

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 3000V 2POLE AXIAL LEAD HV GDT

GTCA28-302M-R03
Littelfuse
1: $5.16
978In Stock

Mfr. Part #
GTCA28-302M-R03

Mouser Part #
650-GTCA28-302M-R03

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 3000V 2POLE AXIAL LEAD HV GDT

Learn More

Datasheet

978In Stock

$5.16

$3.70

$3.15

$2.98

$2.78

Min.: 1
Mult.: 1

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

GTCA28-601M-R05
Littelfuse
1: $4.12
978In Stock

Mfr. Part #
GTCA28-601M-R05

Mouser Part #
650-GTCA28-601M-R05

Littelfuse

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

Learn More

Datasheet

978In Stock

$4.12

$3.15

$2.62

$2.40

View

Min.: 1
Mult.: 1

Cartridge Fuses 250V .15A Slo-Blo 3AG

0313.150MXP
Littelfuse
1: $4.80
1,083In Stock

Mfr. Part #
0313.150MXP

Mouser Part #
576-0313.150MXP

Littelfuse

Cartridge Fuses 250V .15A Slo-Blo 3AG

Learn More

Datasheet

1,083In Stock

$4.80

$3.99

$3.67

$3.05

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

GTCR38-601M-R20
Littelfuse
1: $7.04
951In Stock

Mfr. Part #
GTCR38-601M-R20

Mouser Part #
650-GTCR38-601M-R20

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

Learn More

Datasheet

951In Stock

$7.04

$5.40

$4.46

$4.12

$3.92

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V2POLE SMT GDT

GTCS25-900M-R02
Littelfuse
1: $3.76
3,661In Stock

Mfr. Part #
GTCS25-900M-R02

Mouser Part #
650-GTCS25-900M-R02

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V2POLE SMT GDT

Learn More

Datasheet

3,661In Stock

$3.76

$2.88

$2.39

$2.20

View

Min.: 1
Mult.: 1

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

CG590L
Littelfuse
1: $4.18
3,474In Stock

Mfr. Part #
CG590L

Mouser Part #
576-CG590L

Littelfuse

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

Datasheet

3,474In Stock

Cut Tape

$4.18

$3.20

$2.65

$2.45

Reel

$2.02

$1.96

Min.: 1
Mult.: 1

: 1,000

Thyristor Surge Protection Devices - TSPD 50A 170V

P1800SALRP
Littelfuse
1: $2.28
4,140In Stock

Mfr. Part #
P1800SALRP

Mouser Part #
576-P1800SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 170V

Learn More

Datasheet

4,140In Stock

Cut Tape

$2.28

$1.43

$0.721

$0.626

Reel

$0.626

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

SMCJ5.0CA
Littelfuse
1: $0.95
20,509In Stock

Mfr. Part #
SMCJ5.0CA

Mouser Part #
576-SMCJ5.0CA

Littelfuse

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

Learn More

Datasheet

20,509In Stock

Cut Tape

$0.95

$0.696

$0.497

$0.397

Reel

$0.282

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2100V 2POLE AXIAL LEAD HV GDT

GTCA28-212M-R03
Littelfuse
1: $5.16
1,466In Stock

Mfr. Part #
GTCA28-212M-R03

Mouser Part #
650-GTCA28-212M-R03

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2100V 2POLE AXIAL LEAD HV GDT

Learn More

Datasheet

1,466In Stock

$5.16

$3.95

$3.27

$3.18

Min.: 1
Mult.: 1

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

GTCA38-900M-R10
Littelfuse
1: $3.67
1,156In Stock

Mfr. Part #
GTCA38-900M-R10

Mouser Part #
650-GTCA38-900M-R10

Littelfuse

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

Learn More

Datasheet

1,156In Stock

$3.67

$2.82

$2.33

$2.16

View

Min.: 1
Mult.: 1

Thyristor Surge Protection Devices - TSPD 50A 90V

P1100SALRP
Littelfuse
1: $2.38
4,643In Stock

Mfr. Part #
P1100SALRP

Mouser Part #
576-P1100SALRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 90V

Learn More

Datasheet

4,643In Stock

Cut Tape

$2.38

$1.51

$1.00

$0.786

$0.668

Reel

$0.626

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

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

SG420
Littelfuse
1: $2.06
2,595In Stock

Mfr. Part #
SG420

Mouser Part #
576-SG420

Littelfuse

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

Learn More

Datasheet

2,595In Stock

Cut Tape

$2.06

$1.43

$1.12

$1.01

Reel

$0.916

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

General Port Protection Solutions

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General Port Protection Solutions

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