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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 (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
Thyristor Surge Protection Devices - TSPD 500A 90V P1100SCMCLRP Littelfuse 1: $2.62 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 $2.62 $1.69 $1.18 $0.952 $0.864 Reel $0.802 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V 2A GDT T/R 2 Term SG350 Littelfuse 1: $1.94 1,995In Stock	Mfr. Part No. SG350 Mouser Part No 576-SG350	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V 2A GDT T/R 2 Term Learn More about Littelfuse sg series sgdt	Datasheet	1,995In Stock	Cut Tape $1.94 $1.80 $1.48 $1.37 Reel $0.865 View $1.23 $1.13 $1.05 $0.85 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 230V 2POLE SMT GDT GTCS28-231M-R10-2 Littelfuse 1: $4.09 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 $4.09 $3.85 $3.64 $2.94 Reel $2.18 View $2.49 $2.43 $1.93 MouseReel Available	Min.: 1 Mult.: 1 : 500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 3POLE RADIAL LEADS GDT GTCR36-231M-R10 Littelfuse 1: $4.96 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. GTCR36-231M-R10 Mouser Part No 650-GTCR36-231M-R10	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 3POLE RADIAL LEADS GDT Learn More about Littelfuse gas discharge tubes	Datasheet	Non-Stocked Lead-Time 15 Weeks	$4.96 $4.53 $4.37 $3.43 View $2.91 $2.73 $2.41 $2.37 $2.27	Min.: 1 Mult.: 1
Resettable Fuses - PPTC 250V 3A 10Ohms TRF600-150S Littelfuse 1: $1.67 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	$1.67 $1.54 $1.27 $1.17 View $1.05 $0.811 $0.758	Min.: 1 Mult.: 1
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 230V 2POLE CHIP TYPE SMT GTCC23-231M-R01-2 Littelfuse 1: $2.07 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 $2.07 $1.71 $1.41 $1.20 View Reel $0.906 $1.15 $0.998 $0.919 $0.906 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: $1.82 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 $1.82 $1.47 $1.21 $1.06 View Reel $0.777 $0.983 $0.88 $0.811 $0.777 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2400V 2POLE AXIAL LEAD HV GDT GTCA28-242M-R03 Littelfuse 1: $5.86 2,808In Stock	Mfr. Part No. GTCA28-242M-R03 Mouser Part No 650-GTCA28-242M-R03	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2400V 2POLE AXIAL LEAD HV GDT Learn More about Littelfuse GTCA28 gdts	Datasheet	2,808In Stock	$5.86 $4.87 $4.49 $3.73 View $3.44 $3.09 $2.84 $2.62	Min.: 1 Mult.: 1
Surface Mount Fuses 600VAC 2A .045ohms 461 NANO2 0461002.ER Littelfuse 1: $2.57 24,087In Stock	Mfr. Part No. 0461002.ER Mouser Part No 576-0461002.ER	Littelfuse	Surface Mount Fuses 600VAC 2A .045ohms 461 NANO2 Learn More about Littelfuse 461 telelink fuses	Datasheet	24,087In Stock	Cut Tape $2.57 $2.16 $1.86 $1.71 View Reel $1.35 $1.58 $1.46 $1.39 $1.35 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2 04611.25ER Littelfuse 1: $2.72 59,454In Stock	Mfr. Part No. 04611.25ER Mouser Part No 576-04611.25ER	Littelfuse	Surface Mount Fuses 600VAC 1.25A .104ohms 461 NANO2 Learn More about Littelfuse 461 telelink fuses	Datasheet	59,454In Stock	Cut Tape $2.72 $2.41 $2.14 $1.94 Reel $1.06 View $1.66 $1.48 $1.31 $0.925 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 75V 2POLE SMT GDT GTCS23-750M-R01-2 Littelfuse 1: $1.33 39,172In Stock	Mfr. Part No. GTCS23-750M-R01-2 Mouser Part No 650-GTCS23-750M-R012	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 3MM 75V 2POLE SMT GDT Learn More about Littelfuse gas discharge tubes	Datasheet	39,172In Stock	Cut Tape $1.33 $1.20 $1.02 $0.937 View Reel $0.721 $0.842 $0.777 $0.772 $0.721 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT GTCS35-900M-R05 Littelfuse 1: $2.69 2,620In Stock	Mfr. Part No. GTCS35-900M-R05 Mouser Part No 650-GTCS35-900M-R05	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT Learn More about Littelfuse gas discharge tubes	Datasheet	2,620In Stock	$2.69 $2.49 $2.07 $1.78 View $1.71 $1.47 $1.39 $1.34 $1.28	Min.: 1 Mult.: 1
Surface Mount Fuses 600VAC 0.5A .56ohms 461 NANO2 0461.500ER Littelfuse 1: $3.09 2,387In Stock 20,000On Order	Mfr. Part No. 0461.500ER Mouser Part No 576-0461.500ER	Littelfuse	Surface Mount Fuses 600VAC 0.5A .56ohms 461 NANO2 Learn More about Littelfuse 461 telelink fuses	Datasheet	2,387In Stock 20,000On Order On Order Ship Dates Mfr. No: 0461.500ER Stock: 2,387 Can Dispatch Immediately On Order: 5,000 Expected 6/1/2027 5,000 Expected 30/3/2027 10,000 Expected 15/4/2027 Factory Lead Time: 19 Weeks	Cut Tape $3.09 $2.86 $2.37 $2.19 View Reel $1.55 $1.96 $1.81 $1.67 $1.55 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V NOMINAL GP S.A. STANDARD CG590LTR Littelfuse 1: $3.98 1,004In Stock	Mfr. Part No. CG590LTR Mouser Part No 576-CG590LTR	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 90V NOMINAL GP S.A. STANDARD	Datasheet	1,004In Stock	Cut Tape $3.98 $3.30 $3.06 $2.54 View Reel $1.97 $2.34 $2.11 $1.97	Min.: 1 Mult.: 1 : 1,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V SMD Ultra Low 0.3pF CG675SM Littelfuse 1: $3.60 1,429In Stock 4,000Expected 14/12/2026	Mfr. Part No. CG675SM Mouser Part No 576-CG675SM	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 75V SMD Ultra Low 0.3pF Learn More about Littelfuse CG6 CG7 SMD gas discharge tubes	Datasheet	1,429In Stock 4,000Expected 14/12/2026	Cut Tape $3.60 $2.99 $2.76 $2.30 View Reel $1.77 $2.12 $1.90 $1.89 $1.80 $1.77 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Thyristor Surge Protection Devices - TSPD DO-214AA SIDACtor devices P0080SAMCLRP Littelfuse 1: $2.37 5,245In Stock	Mfr. Part No. P0080SAMCLRP Mouser Part No 576-P0080SAMCLRP	Littelfuse	Thyristor Surge Protection Devices - TSPD DO-214AA SIDACtor devices Learn More about Littelfuse p 0s mclrp thyristors	Datasheet	5,245In Stock	Cut Tape $2.37 $1.43 $1.01 $0.793 $0.725 Reel $0.642 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Thyristor Surge Protection Devices - TSPD 500A 6V P0080SCMCLRP Littelfuse 1: $2.79 5,412In Stock	Mfr. Part No. P0080SCMCLRP Mouser Part No 576-P0080SCMCLRP	Littelfuse	Thyristor Surge Protection Devices - TSPD 500A 6V Learn More about Littelfuse p 0s mclrp thyristors	Datasheet	5,412In Stock	Cut Tape $2.79 $1.65 $1.14 $0.937 $0.857 Reel $0.792 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Thyristor Surge Protection Devices - TSPD Bi 22V 500A DO214 2L P0220SCMCLRP Littelfuse 1: $2.91 4,082In Stock	Mfr. Part No. P0220SCMCLRP Mouser Part No 576-P0220SCMCLRP	Littelfuse	Thyristor Surge Protection Devices - TSPD Bi 22V 500A DO214 2L Learn More about Littelfuse p 0s mclrp thyristors	Datasheet	4,082In Stock	Cut Tape $2.91 $1.85 $1.25 $0.996 $0.907 Reel $0.792 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 105-195V 2A GDT T/R 2 Term SG150 Littelfuse 1: $1.85 2,977In Stock	Mfr. Part No. SG150 Mouser Part No 576-SG150	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 105-195V 2A GDT T/R 2 Term Learn More about Littelfuse sg series sgdt	Datasheet	2,977In Stock	Cut Tape $1.85 $1.71 $1.41 $1.31 View Reel $0.974 $1.17 $1.10 $1.07 $0.974 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 200V Square SG SG200 Littelfuse 1: $1.94 2,016In Stock	Mfr. Part No. SG200 Mouser Part No 576-SG200	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 200V Square SG	Datasheet	2,016In Stock	Cut Tape $1.94 $1.80 $1.48 $1.37 View Reel $0.974 $1.23 $1.13 $1.04 $0.974 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V GDT T/R 2 Term SG350Q Littelfuse 1: $1.75 18,170In Stock 8,000Expected 4/3/2027	Mfr. Part No. SG350Q Mouser Part No 576-SG350Q	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 263-437V GDT T/R 2 Term Learn More about Littelfuse sg series sgdt	Datasheet	18,170In Stock 8,000Expected 4/3/2027	Cut Tape $1.75 $1.62 $1.33 $1.23 View Reel $0.974 $1.11 $1.04 $0.974 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 300-500V 2A GDT T/R 2 Term SG400 Littelfuse 1: $1.75 4,016In Stock	Mfr. Part No. SG400 Mouser Part No 576-SG400	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 300-500V 2A GDT T/R 2 Term Learn More about Littelfuse sg series sgdt	Datasheet	4,016In Stock	Cut Tape $1.75 $1.62 $1.47 $1.29 Reel $1.05 View $1.20 $1.13 $1.06 $0.974 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 400-600V 2A GDT T/R 2 Term SG500Q Littelfuse 1: $1.85 3,430In Stock	Mfr. Part No. SG500Q Mouser Part No 576-SG500Q	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 400-600V 2A GDT T/R 2 Term	Datasheet	3,430In Stock	Cut Tape $1.85 $1.71 $1.41 $1.31 View Reel $0.974 $1.17 $1.10 $1.04 $0.974 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 63-117V 2A GDT T/R 2 Term SG90 Littelfuse 1: $1.94 6,139In Stock	Mfr. Part No. SG90 Mouser Part No 576-SG90	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 63-117V 2A GDT T/R 2 Term Learn More about Littelfuse SGGDT	Datasheet	6,139In Stock	Cut Tape $1.94 $1.80 $1.48 $1.37 View Reel $0.974 $1.23 $1.13 $1.04 $0.974 MouseReel Available	Min.: 1 Mult.: 1 : 2,000
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GP 5X5 90V Minitube 2 Term SL0902A090SM Littelfuse 1: $3.66 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 $3.66 $3.10 $2.86 $2.37 View Reel $1.63 $2.19 $1.97 $1.63 $1.63 MouseReel Available	Min.: 1 Mult.: 1 : 900