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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 long-distance transmission of 1500m. Industrial Ethernet provides 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 applications.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 90V 2POLE SMT GDT GTCS23-900M-R01-2 Littelfuse 1: $0.98 46,996In 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 about Littelfuse gas discharge tubes	Datasheet	46,996In Stock	Cut Tape $0.98 $0.90 $0.747 $0.689 Reel $0.484 View $0.619 $0.571 $0.568 $0.463 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 90V 3POLE RADIAL LEADS GDT GTCR36-900M-R10 Littelfuse 1: $3.25 1,192In Stock	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 about Littelfuse gas discharge tubes	Datasheet	1,192In Stock	$3.25 $2.70 $2.49 $2.07 View $1.84 $1.71 $1.58 $1.45 $1.41	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 200V 2POLE CHIP TYPE SMT GTCC23-201M-R01-2 Littelfuse 1: $1.13 2,341In 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 about Littelfuse gas discharge tubes	Datasheet	2,341In Stock	Cut Tape $1.13 $1.04 $0.859 $0.793 Reel $0.54 View $0.662 $0.558 $0.531 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2100V 2POLE AXIAL LEAD HV GDT GTCA28-212M-R03 Littelfuse 1: $4.31 1,456In Stock	Mfr. Part No. GTCA28-212M-R03 Mouser Part No 650-GTCA28-212M-R03	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2100V 2POLE AXIAL LEAD HV GDT Learn More about Littelfuse GTCA28 gdts	Datasheet	1,456In Stock	$4.31 $3.58 $3.30 $2.74 View $2.53 $2.27 $2.09 $2.06 $1.93	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 90V 3POLE AXIAL LEADS GDT GTCA38-900M-R10 Littelfuse 1: $3.07 1,011In Stock	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 about Littelfuse gas discharge tubes	Datasheet	1,011In Stock	$3.07 $2.55 $2.36 $1.96 View $1.81 $1.62 $1.50 $1.37 $1.33	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 600V NOMINAL CG5600L Littelfuse 1: $2.75 1,221In Stock	Mfr. Part No. CG5600L Mouser Part No 576-CG5600L	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP S.A. STANDARD 600V NOMINAL	Datasheet	1,221In Stock	Cut Tape $2.75 $2.48 $2.31 $1.92 Reel $1.23 View $1.68 $1.57 $1.39 $1.16	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 3000V 2POLE AXIAL LEAD HV GDT GTCA28-302M-R03 Littelfuse 1: $4.31 978In Stock	Mfr. Part No. GTCA28-302M-R03 Mouser Part No 650-GTCA28-302M-R03	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 3000V 2POLE AXIAL LEAD HV GDT Learn More about Littelfuse GTCA28 gdts	Datasheet	978In Stock	$4.31 $3.11 $2.97 $2.48 View $2.24 $2.12 $2.07 $1.93	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 315-525V 2A GDT T/R 2 Term SG420 Littelfuse 1: $1.43 2,525In 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 Learn More about Littelfuse sg series sgdt	Datasheet	2,525In Stock	Cut Tape $1.43 $1.07 $0.899 $0.819 Reel $0.636 View $0.774 $0.708 $0.668 $0.625 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 90V Minitube 2 Term SL0902A090SM Littelfuse 1: $2.69 6,298In Stock	Mfr. Part No. SL0902A090SM Mouser Part No 576-SL0902A090SM	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 90V Minitube 2 Term Learn More about Littelfuse sl0902a cg5 gdts	Datasheet	6,298In Stock	Cut Tape $2.69 $2.28 $2.10 $1.74 View Reel $1.20 $1.61 $1.45 $1.20 $1.20 MouseReel Available	Min.: 1 Mult.: 1 : 900
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 75V 2POLE SMT GDT GTCS28-750M-R05-2 Littelfuse 1: $3.01 1,773In Stock	Mfr. Part No. GTCS28-750M-R05-2 Mouser Part No 650-GTCS28-750MR05-2	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 75V 2POLE SMT GDT Learn More about Littelfuse gas discharge tubes	Datasheet	1,773In Stock	Cut Tape $3.01 $2.83 $2.68 $2.16 Reel $1.43 View $1.83 $1.79 $1.34 $1.22 MouseReel Available	Min.: 1 Mult.: 1 : 500
Thyristor Surge Protection Devices - TSPD SIDACtor MicroCapacitance P0220SAMCLRP Littelfuse 1: $1.50 5,628In Stock	Mfr. Part No. P0220SAMCLRP Mouser Part No 576-P0220SAMCLRP	Littelfuse	Thyristor Surge Protection Devices - TSPD SIDACtor MicroCapacitance Learn More about Littelfuse p 0s mclrp thyristors	Datasheet	5,628In Stock	Cut Tape $1.50 $0.948 $0.635 $0.501 $0.50 Reel $0.466 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Resettable Fuses - PPTC .15A 250Vdc 600Vrms TRF600-150-B-0.5-2 Littelfuse 1: $1.24 7,531In Stock	Mfr. Part No. TRF600-150-B-0.5-2 Mouser Part No 650-TRF600-150B0.5-2	Littelfuse	Resettable Fuses - PPTC .15A 250Vdc 600Vrms Learn More about Littelfuse telecom ptcs	Datasheet	7,531In Stock	Cut Tape $1.24 $0.965 $0.863 $0.80 Reel $0.59 View $0.727 $0.619 $0.563 $0.545	Min.: 1 Mult.: 1 : 1,500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V2POLE SMT GDT GTCS25-900M-R02 Littelfuse 1: $3.14 3,661In Stock	Mfr. Part No. GTCS25-900M-R02 Mouser Part No 650-GTCS25-900M-R02	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V2POLE SMT GDT Learn More about Littelfuse gas discharge tubes	Datasheet	3,661In Stock	$3.14 $2.61 $2.41 $2.00 View $1.66 $1.53 $1.41 $1.37 $1.32	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1000V 2POLE AXIAL LEAD HV GDT GTCA28-102M-R03 Littelfuse 1: $4.31 745In Stock	Mfr. Part No. GTCA28-102M-R03 Mouser Part No 650-GTCA28-102M-R03	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1000V 2POLE AXIAL LEAD HV GDT Learn More about Littelfuse GTCA28 gdts	Datasheet	745In Stock	$4.31 $3.58 $3.30 $2.74 View $2.53 $2.27 $2.09 $1.93	Min.: 1 Mult.: 1
Resettable Fuses - PPTC Polyswitch 0.26A TS250-130F-2 Littelfuse 1: $1.18 4,255In Stock	Mfr. Part No. TS250-130F-2 Mouser Part No 650-TS250-130F-2	Littelfuse	Resettable Fuses - PPTC Polyswitch 0.26A Learn More about Littelfuse telecom ptcs	Datasheet	4,255In Stock	Cut Tape $1.18 $1.05 $0.928 $0.859 Reel $0.591 View $0.794 $0.748 $0.556 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Resettable Fuses - PPTC Polyswitch 0.26A TS250-130F-RB-2 Littelfuse 1: $1.43 7,488In Stock	Mfr. Part No. TS250-130F-RB-2 Mouser Part No 650-TS250-130F-RB-2	Littelfuse	Resettable Fuses - PPTC Polyswitch 0.26A Learn More about Littelfuse telecom ptcs	Datasheet	7,488In Stock	Cut Tape $1.43 $1.31 $1.09 $0.98 View Reel $0.638 $0.887 $0.812 $0.638 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Interface Modules RS-485:RS-232CONV.W/ CABLE& RS485-RS232 Littelfuse 1: $240.91 3In Stock	Mfr. Part No. RS485-RS232 Mouser Part No 576-RS485-RS232	Littelfuse	Interface Modules RS-485:RS-232CONV.W/ CABLE& Learn More about Littelfuse industrial communication control	Datasheet	3In Stock	$240.91 $226.87 $218.64 $213.71	Min.: 1 Mult.: 1
Resettable Fuses - PPTC TRF600-160-RA-B-0.5 TRF600-160-RA-B-0.5 Littelfuse 1: $1.29 6,499In Stock	Mfr. Part No. TRF600-160-RA-B-0.5 Mouser Part No 650-TRF600160RAB0.5	Littelfuse	Resettable Fuses - PPTC TRF600-160-RA-B-0.5 Learn More about Littelfuse telecom ptcs	Datasheet	6,499In Stock	$1.29 $0.992 $0.821 $0.756 View $0.679 $0.626 $0.577 $0.524 $0.476	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 90V 2POLE AXIAL LEADS GDT GTCA26-900M-R05 Littelfuse 1: $3.26 12In Stock 1,000Expected 01/03/2027	Mfr. Part No. GTCA26-900M-R05 Mouser Part No 650-GTCA26-900M-R05	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 90V 2POLE AXIAL LEADS GDT Learn More about Littelfuse gas discharge tubes	Datasheet	12In Stock 1,000Expected 01/03/2027	$3.26 $2.97 $2.87 $2.25 View $1.91 $1.79 $1.58 $1.55 $1.51	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 4000V 2POLE AXIAL LEAD HV GDT GTCA28-402M-R03 Littelfuse 1: $5.12 995In Stock	Mfr. Part No. GTCA28-402M-R03 Mouser Part No 650-GTCA28-402M-R03	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 4000V 2POLE AXIAL LEAD HV GDT Learn More about Littelfuse GTCA28 gdts	Datasheet	995In Stock	$5.12 $4.63 $4.27 $3.54 View $3.04 $2.89 $2.52 $2.40	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 230V 2POLE SMT GDT GTCS28-231M-R10-2 Littelfuse 1: $3.01 279In Stock	Mfr. Part No. GTCS28-231M-R10-2 Mouser Part No 650-GTCS28-231MR10-2	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 230V 2POLE SMT GDT Learn More about Littelfuse gas discharge tubes	Datasheet	279In Stock	Cut Tape $3.01 $2.83 $2.68 $2.16 Reel $1.60 View $1.83 $1.79 $1.42 MouseReel Available	Min.: 1 Mult.: 1 : 500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 230V 2POLE CHIP TYPE SMT GTCC23-231M-R01-2 Littelfuse 1: $1.52 1,777In Stock	Mfr. Part No. GTCC23-231M-R01-2 Mouser Part No 650-GTCC23-231MR01-2	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 230V 2POLE CHIP TYPE SMT Learn More about Littelfuse gas discharge tubes	Datasheet	1,777In Stock	Cut Tape $1.52 $1.26 $1.04 $0.885 View Reel $0.666 $0.844 $0.734 $0.676 $0.666 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 300V 2POLE SMT GDT GTCS23-301M-R01-2 Littelfuse 1: $1.34 872In Stock	Mfr. Part No. GTCS23-301M-R01-2 Mouser Part No 650-GTCS23-301M-R012	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 300V 2POLE SMT GDT Learn More about Littelfuse gas discharge tubes	Datasheet	872In Stock	Cut Tape $1.34 $1.08 $0.89 $0.78 View Reel $0.571 $0.723 $0.647 $0.596 $0.571 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Resettable Fuses - PPTC 250V 3A 10Ohms TRF600-150S Littelfuse 1: $1.23 255In Stock	Mfr. Part No. TRF600-150S Mouser Part No 650-TRF600-150S	Littelfuse	Resettable Fuses - PPTC 250V 3A 10Ohms Learn More about Littelfuse telecom ptcs	Datasheet	255In Stock	$1.23 $1.13 $0.935 $0.86 View $0.773 $0.596 $0.557	Min.: 1 Mult.: 1
Thyristor Surge Protection Devices - TSPD 500A 90V P1100SCMCLRP Littelfuse 1: $1.93 2,616In Stock	Mfr. Part No. P1100SCMCLRP Mouser Part No 576-P1100SCMCLRP	Littelfuse	Thyristor Surge Protection Devices - TSPD 500A 90V Learn More about Littelfuse p 0s mclrp thyristors	Datasheet	2,616In Stock	Cut Tape $1.93 $1.24 $0.871 $0.70 $0.635 Reel $0.582 MouseReel Available	Min.: 1 Mult.: 1 : 2,500