.hide-partial { max-height: none; } .show-more { display: none; }

Industrial Communication & Control

Littelfuse Industrial Communication and Control provides protection for RS-485 and Ethernet applications. The Industrial RS-485 features the capability of driving multiple ports, a fast speed rating of 10Mbps, and a long-distance transmission of 1500. Industrial Ethernet provides a long-distance transmission of 100m, a 30W PoE+ rating, and a fast speed rating of 1Gbps. Littelfuse Industrial Communication and Control RS-485 and Ethernet devices are ideal for energy meters, factory automation, wind control, and human machine interface.

All Results (464)

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Select a category below to see filtering options and narrow down your search.

Part #

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 350V2POLE SMT GDT

GTCS26-351M-R05-2
Littelfuse
1: $1.86
240In Stock
750Expected 2026-04-13

Mfr. Part #
GTCS26-351M-R05-2

Mouser Part #
650-GTCS26-351M-R052

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 350V2POLE SMT GDT

Learn More

Datasheet

240In Stock

750Expected 2026-04-13

Cut Tape

$1.86

$1.58

$1.46

$1.24

View

Reel

$0.949

MouseReel Available

Min.: 1
Mult.: 1

Reel: 750

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 75V 2POLE SMT GDT

GTCS26-750M-R05-2
Littelfuse
1: $2.23
508In Stock

Mfr. Part #
GTCS26-750M-R05-2

Mouser Part #
650-GTCS26-750M-R052

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 75V 2POLE SMT GDT

Learn More

Datasheet

508In Stock

Cut Tape

$2.23

$1.86

$1.72

$1.58

View

Reel

$1.03

MouseReel Available

Min.: 1
Mult.: 1

Reel: 750

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

GTCS35-601M-R05-2
Littelfuse
1: $2.82
658In Stock

Mfr. Part #
GTCS35-601M-R05-2

Mouser Part #
650-GTCS35-601M-R052

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

Learn More

Datasheet

658In Stock

Cut Tape

$2.82

$2.54

$2.40

$1.94

View

Reel

$1.33

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,000

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

GTCS35-900M-R05
Littelfuse
1: $2.82
1,595In 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

Learn More

Datasheet

1,595In Stock

$2.82

$2.54

$2.22

$1.95

View

Min.: 1
Mult.: 1

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP BIPOLAR SURGE ARRESTOR MS

CG5230MS
Littelfuse
1: $4.46
371In Stock

Mfr. Part #
CG5230MS

Mouser Part #
576-CG5230MS

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP BIPOLAR SURGE ARRESTOR MS

Datasheet

371In Stock

Cut Tape

$4.46

$3.70

$3.43

$2.84

View

Reel

$2.20

MouseReel Available

Min.: 1
Mult.: 1

Reel: 900

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 350V NOM

CG5350L
Littelfuse
1: $4.71
599In Stock
1,000Expected 2026-06-26

Mfr. Part #
CG5350L

Mouser Part #
576-CG5350L

Littelfuse

Gas Discharge Tubes - GDTs / Gas Plasma Arrestors STANDARD 350V NOM

Datasheet

599In Stock

1,000Expected 2026-06-26

Cut Tape

$4.71

$4.12

$3.80

$3.16

View

Reel

$2.20

Min.: 1
Mult.: 1

Reel: 1,000

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

CG590LTR
Littelfuse
1: $4.48
138In Stock
2,000Expected 2026-06-18

Mfr. Part #
CG590LTR

Mouser Part #
576-CG590LTR

Littelfuse

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

Datasheet

138In Stock

2,000Expected 2026-06-18

Cut Tape

$4.48

$3.84

$3.55

$2.95

View

Reel

$2.05

Min.: 1
Mult.: 1

Reel: 1,000

Thyristor Surge Protection Devices - TSPD 500A 6V

P0080SCMCLRP
Littelfuse
1: $3.12
643In Stock
2,500Expected 2026-03-11

Mfr. Part #
P0080SCMCLRP

Mouser Part #
576-P0080SCMCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 6V

Learn More

Datasheet

643In Stock

2,500Expected 2026-03-11

Cut Tape

$3.12

$1.91

$1.28

$1.01

$0.894

Reel

$0.859

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 50A 25V

P0300SAMCLRP
Littelfuse
1: $2.48
1,073In Stock

Mfr. Part #
P0300SAMCLRP

Mouser Part #
576-P0300SAMCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 50A 25V

Learn More

Datasheet

1,073In Stock

Cut Tape

$2.48

$1.58

$1.05

$0.828

$0.808

Reel

$0.687

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Thyristor Surge Protection Devices - TSPD 500A 275V MC=MICRO CAPACITANCE

P3100SCMCLRP
Littelfuse
1: $2.64
447In Stock

Mfr. Part #
P3100SCMCLRP

Mouser Part #
576-P3100SCMCLRP

Littelfuse

Thyristor Surge Protection Devices - TSPD 500A 275V MC=MICRO CAPACITANCE

Learn More

Datasheet

447In Stock

Cut Tape

$2.64

$1.69

$1.13

$0.894

$0.859

Reel

$0.859

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Resettable Fuses - PPTC .08A 60UDE MAX 250Vrms MAX

TRF250-080T
Littelfuse
1: $1.01
1,264In Stock

Mfr. Part #
TRF250-080T

Mouser Part #
650-TRF250-080T

Littelfuse

Resettable Fuses - PPTC .08A 60UDE MAX 250Vrms MAX

Learn More

Datasheet

1,264In Stock

$1.01

$0.924

$0.767

$0.708

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 16 Ohms 3 A 60 VDC - 40 C+ 85 C

TRF250-110U
Littelfuse
1: $0.992
275In Stock

Mfr. Part #
TRF250-110U

Mouser Part #
650-TRF250-110U

Littelfuse

Resettable Fuses - PPTC 16 Ohms 3 A 60 VDC - 40 C+ 85 C

Learn More

Datasheet

275In Stock

$0.992

$0.916

$0.761

$0.702

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC TRF250-110U-B-0.5-2

TRF250-110U-B-0.5-2
Littelfuse
1: $1.22
1,270In Stock

Mfr. Part #
TRF250-110U-B-0.5-2

Mouser Part #
650-TRF250-110UB0.52

Littelfuse

Resettable Fuses - PPTC TRF250-110U-B-0.5-2

Learn More

Datasheet

1,270In Stock

Cut Tape

$1.22

$1.13

$0.939

$0.866

View

Reel

$0.592

Min.: 1
Mult.: 1

Reel: 1,500

Resettable Fuses - PPTC .12A 60VDC 250VRMS

TRF250-120
Littelfuse
1: $1.01
1,338In Stock

Mfr. Part #
TRF250-120

Mouser Part #
650-TRF250-120

Littelfuse

Resettable Fuses - PPTC .12A 60VDC 250VRMS

Learn More

Datasheet

1,338In Stock

$1.01

$0.928

$0.77

$0.711

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 16 Ohms 3 A 60 V - 40 C+ 85 C

TRF250-120T
Littelfuse
1: $1.32
575In Stock

Mfr. Part #
TRF250-120T

Mouser Part #
650-TRF250-120T

Littelfuse

Resettable Fuses - PPTC 16 Ohms 3 A 60 V - 40 C+ 85 C

Learn More

Datasheet

575In Stock

$1.32

$1.09

$1.00

$0.904

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 250V .145A-HD 3A MAX

TRF250-145-2
Littelfuse
1: $1.05
3,489In Stock

Mfr. Part #
TRF250-145-2

Mouser Part #
650-TRF250-145-2

Littelfuse

Resettable Fuses - PPTC 250V .145A-HD 3A MAX

Learn More

Datasheet

3,489In Stock

Cut Tape

$1.05

$0.972

$0.808

$0.746

Reel

$0.612

View

Min.: 1
Mult.: 1

Reel: 1,500

Resettable Fuses - PPTC .18A 250V

TRF250-180
Littelfuse
1: $0.93
2,503In Stock

Mfr. Part #
TRF250-180

Mouser Part #
650-TRF250-180

Littelfuse

Resettable Fuses - PPTC .18A 250V

Learn More

Datasheet

2,503In Stock

$0.93

$0.856

$0.718

$0.665

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .18A 250V

TRF250-180-2
Littelfuse
1: $1.19
1,779In Stock

Mfr. Part #
TRF250-180-2

Mouser Part #
650-TRF250-180-2

Littelfuse

Resettable Fuses - PPTC .18A 250V

Learn More

Datasheet

1,779In Stock

Cut Tape

$1.19

$1.10

$0.907

$0.845

View

Reel

$0.566

Min.: 1
Mult.: 1

Reel: 1,500

Resettable Fuses - PPTC Polyswitch 0.183A straight

TRF250-183S
Littelfuse
1: $1.02
500In Stock

Mfr. Part #
TRF250-183S

Mouser Part #
650-TRF250-183S

Littelfuse

Resettable Fuses - PPTC Polyswitch 0.183A straight

Learn More

Datasheet

500In Stock

$1.02

$0.936

$0.778

$0.718

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 100Vdc 10Arms PolySwitch Reset Dev

TRF250-184
Littelfuse
1: $1.46
535In Stock

Mfr. Part #
TRF250-184

Mouser Part #
650-TRF250-184

Littelfuse

Resettable Fuses - PPTC 100Vdc 10Arms PolySwitch Reset Dev

Learn More

Datasheet

535In Stock

$1.46

$1.21

$1.11

$0.925

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 16 Ohms 3 A 60 VDC - 40 C+ 85 C

TRF250-120T-RA-B-0.5
Littelfuse
1: $1.40
507In Stock

Mfr. Part #
TRF250-120T-RA-B-0.5

Mouser Part #
650-TRF250120TRAB0.5

Littelfuse

Resettable Fuses - PPTC 16 Ohms 3 A 60 VDC - 40 C+ 85 C

Learn More

Datasheet

507In Stock

$1.40

$1.15

$1.06

$0.884

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC .15A 250Vdc 600Vrms

TRF600-150-B-0.5-2
Littelfuse
1: $1.52
1,613In Stock

Mfr. Part #
TRF600-150-B-0.5-2

Mouser Part #
650-TRF600-150B0.5-2

Littelfuse

Resettable Fuses - PPTC .15A 250Vdc 600Vrms

Learn More

Datasheet

1,613In Stock

Cut Tape

$1.52

$1.40

$1.16

$1.08

Reel

$0.908

View

Min.: 1
Mult.: 1

Reel: 1,500

Resettable Fuses - PPTC .16A 250V DC 600V

TRF600-160
Littelfuse
1: $1.60
413In Stock
500Expected 2026-04-24

Mfr. Part #
TRF600-160

Mouser Part #
650-TRF600-160

Littelfuse

Resettable Fuses - PPTC .16A 250V DC 600V

Learn More

Datasheet

413In Stock

500Expected 2026-04-24

$1.60

$1.47

$1.22

$1.13

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC 60V 3A 1.45Ohms

TRF600-400
Littelfuse
1: $1.84
360In Stock

Mfr. Part #
TRF600-400

Mouser Part #
650-TRF600-400

Littelfuse

Resettable Fuses - PPTC 60V 3A 1.45Ohms

Learn More

Datasheet

360In Stock

$1.84

$1.71

$1.40

$1.30

View

Min.: 1
Mult.: 1

Resettable Fuses - PPTC Polyswitch 0.26A

TS250-130F-RB-2
Littelfuse
1: $1.83
955In Stock

Mfr. Part #
TS250-130F-RB-2

Mouser Part #
650-TS250-130F-RB-2

Littelfuse

Resettable Fuses - PPTC Polyswitch 0.26A

Learn More

Datasheet

955In Stock

Cut Tape

$1.83

$1.69

$1.40

$1.29

View

Reel

$0.899

MouseReel Available

Min.: 1
Mult.: 1

Reel: 1,500

Industrial Communication & Control

All Results (464)

Mouser Electronics®

Company

Resources

Support

Industrial Communication & Control

All Results (464)

Circuit Protection

Semiconductors

Industrial Automation