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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 (982)

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Part #

ESD Protection Diodes / TVS Diodes 0.3pF SOT23-6L 4 Ch Diode Array

SP3019-04HTG
Littelfuse
1: Rp18.896
12.146In Stock

Mfr. Part No.
SP3019-04HTG

Mouser Part No
576-SP3019-04HTG

Littelfuse

ESD Protection Diodes / TVS Diodes 0.3pF SOT23-6L 4 Ch Diode Array

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Datasheet

12.146In Stock

Cut Tape

Rp18.896

Rp8.861

Rp7.430

Rp5.889

Rp5.577

Reel

Rp4.054

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes 1 Ch 22kV 9.2V .15pF SOD882

SP3522-01ETG
Littelfuse
1: Rp7.889
82.170In Stock

Mfr. Part No.
SP3522-01ETG

Mouser Part No
576-SP3522-01ETG

Littelfuse

ESD Protection Diodes / TVS Diodes 1 Ch 22kV 9.2V .15pF SOD882

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Datasheet

82.170In Stock

Cut Tape

Rp7.889

Rp3.688

Rp2.825

Rp2.165

Reel

Rp1.266

View

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

ESD Protection Diodes / TVS Diodes 1.3pF 12A BIDIRECTIONAL

SP4023-01FTG-C
Littelfuse
1: Rp13.209
11.873In Stock
36.000Expected 29/10/2026

Mfr. Part No.
SP4023-01FTG-C

Mouser Part No
576-SP4023-01FTG-C

Littelfuse

ESD Protection Diodes / TVS Diodes 1.3pF 12A BIDIRECTIONAL

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Datasheet

11.873In Stock

36.000Expected 29/10/2026

Cut Tape

Rp13.209

Rp9.411

Rp6.458

Rp5.412

Reel

Rp3.816

View

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes 3.3V Diode Array

SP4042-02UTG
Littelfuse
1: Rp84.208
6.083In Stock
6.000Expected 02/11/2026

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

6.083In Stock

6.000Expected 02/11/2026

Cut Tape

Rp84.208

Rp45.865

Rp40.728

Rp35.224

Rp32.472

Reel

Rp26.969

MouseReel Available

Min.: 1
Mult.: 1

: 3.000

ESD Protection Diodes / TVS Diodes 1.5pF 30kV

SP4044-04ATG
Littelfuse
1: Rp23.299
8.686In 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

8.686In Stock

Cut Tape

Rp23.299

Rp16.034

Rp13.191

Rp10.934

View

Reel

Rp7.687

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

ESD Protection Diodes / TVS Diodes 1.5pF 30kV

SP4045-04ATG
Littelfuse
1: Rp22.566
8.907In Stock
8.000Expected 27/08/2026

Mfr. Part No.
SP4045-04ATG

Mouser Part No
576-SP4045-04ATG

Littelfuse

ESD Protection Diodes / TVS Diodes 1.5pF 30kV

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Datasheet

8.907In Stock

8.000Expected 27/08/2026

Cut Tape

Rp22.566

Rp15.044

Rp12.218

Rp10.182

Reel

Rp7.082

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

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

SP4060-08ATG
Littelfuse
1: Rp33.023
3.802In Stock

Mfr. Part No.
SP4060-08ATG

Mouser Part No
576-SP4060-08ATG

Littelfuse

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

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Datasheet

3.802In Stock

Cut Tape

Rp33.023

Rp19.080

Rp15.227

Rp13.062

Reel

Rp9.870

View

MouseReel Available

Min.: 1
Mult.: 1

: 4.000

ESD Protection Diodes / TVS Diodes 1CH 24V 2000W UNI

SPHV24-01ETG
Littelfuse
1: Rp8.806
36.446In Stock
120.000On Order

Mfr. Part No.
SPHV24-01ETG

Mouser Part No
576-SPHV24-01ETG

Littelfuse

ESD Protection Diodes / TVS Diodes 1CH 24V 2000W UNI

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Datasheet

36.446In Stock

120.000On Order

Cut Tape

Rp8.806

Rp4.110

Rp3.449

Rp2.697

View

Reel

Rp1.449

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

Varistors RADIAL VARISTOR 05MM ROHS/LEAD FREE

V05E40PL1T
Littelfuse
1: Rp8.623
10.998In Stock

Mfr. Part No.
V05E40PL1T

Mouser Part No
576-V05E40PL1T

Littelfuse

Varistors RADIAL VARISTOR 05MM ROHS/LEAD FREE

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Datasheet

10.998In Stock

Cut Tape

Rp8.623

Rp5.339

Rp4.623

Rp4.275

Reel

Rp3.394

View

Min.: 1
Mult.: 1

: 1.000

Varistors 40V 5mm Epoxy UltraMOV

V05E40PL2T5
Littelfuse
1: Rp7.522
10.000In Stock

Mfr. Part No.
V05E40PL2T5

Mouser Part No
576-V05E40PL2T5

Littelfuse

Varistors 40V 5mm Epoxy UltraMOV

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Datasheet

10.000In Stock

Cut Tape

Rp7.522

Rp4.660

Rp4.036

Rp3.743

Rp3.559

Reel

Rp2.990

Min.: 1
Mult.: 1

: 1.000

Varistors 300V 14mm Epoxy UltraMOV

V14E300P
Littelfuse
1: Rp10.457
9.627In Stock

Mfr. Part No.
V14E300P

Mouser Part No
576-V14E300P

Littelfuse

Varistors 300V 14mm Epoxy UltraMOV

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Datasheet

9.627In Stock

Rp10.457

Rp7.338

Rp6.586

Rp5.761

View

Min.: 1
Mult.: 1

Varistors 5.5 VDC .05J 21V-CL 185PF P

V5.5MLA0402NR
Littelfuse
1: Rp6.971
51.693In Stock
30.000Expected 26/01/2027

Mfr. Part No.
V5.5MLA0402NR

Mouser Part No
576-V5.5MLA0402NR

Littelfuse

Varistors 5.5 VDC .05J 21V-CL 185PF P

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Datasheet

51.693In Stock

30.000Expected 26/01/2027

Cut Tape

Rp6.971

Rp4.311

Rp3.724

Rp3.449

View

Reel

Rp2.550

MouseReel Available

Min.: 1
Mult.: 1

: 10.000

ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF

XGD10603MR
Littelfuse
1: Rp14.126
77.869In Stock
12.000Expected 02/09/2026

Mfr. Part No.
XGD10603MR

Mouser Part No
576-XGD10603MR

Littelfuse

ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF

Learn More

Datasheet

77.869In Stock

12.000Expected 02/09/2026

Cut Tape

Rp14.126

Rp7.595

Rp6.366

Rp4.880

Reel

Rp3.724

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF

XGD10603NR
Littelfuse
1: Rp15.227
9.991In Stock
5.000Expected 06/10/2026

Mfr. Part No.
XGD10603NR

Mouser Part No
576-XGD10603NR

Littelfuse

ESD Protection Diodes / TVS Diodes 0603 32VDC .09pF

Learn More

Datasheet

9.991In Stock

5.000Expected 06/10/2026

Cut Tape

Rp15.227

Rp8.054

Rp6.183

Rp4.733

Reel

Rp3.284

View

MouseReel Available

Min.: 1
Mult.: 1

: 5.000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 100V 2POLE AXIAL LEADS GDT

GTCA26-101M-R05
Littelfuse
1: Rp50.085
2.023In Stock

Mfr. Part No.
GTCA26-101M-R05

Mouser Part No
650-GTCA26-101M-R05

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 100V 2POLE AXIAL LEADS GDT

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Datasheet

2.023In Stock

Rp50.085

Rp37.609

Rp31.739

Rp29.354

View

Min.: 1
Mult.: 1

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

GTCA28-272L-R03
Littelfuse
1: Rp84.942
2.951In 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

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Datasheet

2.951In Stock

Rp84.942

Rp64.945

Rp53.754

Rp49.534

View

Min.: 1
Mult.: 1

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

GTCC23-151M-R01-2
Littelfuse
1: Rp20.731
4.190In 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

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Datasheet

4.190In Stock

Cut Tape

Rp20.731

Rp15.759

Rp13.081

Rp12.145

Rp11.962

Reel

Rp11.338

MouseReel Available

Min.: 1
Mult.: 1

: 2.000

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V 2.5KA 2POLE

GTCS25-750M-R02-2
Littelfuse
1: Rp47.883
3.236In Stock
3.000Expected 10/11/2026

Mfr. Part No.
GTCS25-750M-R02-2

Mouser Part No
650-GTCS25-750MR02-2

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V 2.5KA 2POLE

Learn More

Datasheet

3.236In Stock

3.000Expected 10/11/2026

Cut Tape

Rp47.883

Rp36.692

Rp30.821

Rp28.803

Reel

Rp28.803

MouseReel Available

Min.: 1
Mult.: 1

: 1.500

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

GTCS35-750M-R05
Littelfuse
1: Rp30.271
6.443In 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

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Datasheet

6.443In Stock

Rp30.271

Rp23.299

Rp19.263

Rp17.722

Rp15.154

Min.: 1
Mult.: 1

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

GTCS35-750M-R05-2
Littelfuse
1: Rp33.757
9.393In Stock
43.000On Order

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

9.393In Stock

43.000On Order

Cut Tape

Rp33.757

Rp25.868

Rp21.465

Rp20.914

Reel

Rp19.447

MouseReel Available

Min.: 1
Mult.: 1

: 1.000

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

GTCS36-900M-R10-2
Littelfuse
1: Rp63.661
4.818In Stock

Mfr. Part No.
GTCS36-900M-R10-2

Mouser Part No
650-GTCS36-900M-R102

Littelfuse

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

Learn More

Datasheet

4.818In Stock

Cut Tape

Rp63.661

Rp42.563

Rp35.224

Rp33.390

Reel

Rp28.253

Rp26.785

MouseReel Available

Min.: 1
Mult.: 1

: 750

Resettable Fuses - PPTC Polyswitch 0.13A

TSV250-130F-2
Littelfuse
1: Rp20.364
27.389In Stock

Mfr. Part No.
TSV250-130F-2

Mouser Part No
650-TSV250-130F-2

Littelfuse

Resettable Fuses - PPTC Polyswitch 0.13A

Learn More

Datasheet

27.389In Stock

Cut Tape

Rp20.364

Rp18.108

Rp15.411

Rp14.292

Reel

Rp8.439

View

MouseReel Available

Min.: 1
Mult.: 1

: 1.200

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

GTCA28-141M-R20
Littelfuse
1: Rp52.103
49In 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

49In Stock

Rp52.103

Rp39.994

Rp32.289

Rp31.555

Min.: 1
Mult.: 1

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

GTCA28-601M-R10
Littelfuse
1: Rp41.279
129In 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

129In Stock

Rp41.279

Rp31.555

Rp26.235

Rp24.400

Min.: 1
Mult.: 1

Cartridge Fuses 250V .01A Slo-Blo 3AG

0313.010HXP
Littelfuse
1: Rp116.681
9In Stock
200Expected 28/10/2026

Mfr. Part No.
0313.010HXP

Mouser Part No
576-0313.010HXP

Littelfuse

Cartridge Fuses 250V .01A Slo-Blo 3AG

Learn More

Datasheet

9In Stock

200Expected 28/10/2026

Rp116.681

Rp96.867

Rp89.345

Rp74.118

View

Min.: 1
Mult.: 1

General Port Protection Solutions

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