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GTCx3-R Series Gas Discharge Tubes - GDTs / Gas Plasma Arrestors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (HKD) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Peak Pulse Current	DC Sparkover	Number of Electrodes	Termination Style	Failsafe Protection Y/N	Diameter	Length	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 90V 3POLE RADIAL LEADS GDT GTCR36-900M-R10 Littelfuse 1: HK$26.72 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	HK$26.72 HK$22.19 HK$20.47 HK$17.02 View HK$14.30 HK$13.40 HK$12.66 HK$11.84 HK$11.59	Min.: 1 Mult.: 1	GTCx3-R	10 kA	90 V	3 Electrode	Radial	Failsafe Not Protected	6 mm	9.2 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 90V 3POLE AXIAL LEADS GDT GTCA38-900M-R10 Littelfuse 1: HK$25.24 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	HK$25.24 HK$20.96 HK$19.40 HK$16.11 View HK$14.80 HK$13.32 HK$12.25 HK$11.26 HK$10.93	Min.: 1 Mult.: 1	GTCx3-R	10 kA	90 V	3 Electrode	Axial	Failsafe Not Protected	8 mm	13.4 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GTCR38-601M-R20 Littelfuse 1: HK$48.50 951In Stock	Mfr. Part No. GTCR38-601M-R20 Mouser Part No 650-GTCR38-601M-R20	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Learn More about Littelfuse gas discharge tubes	Datasheet	951In Stock	HK$48.50 HK$40.20 HK$37.15 HK$30.83 View HK$28.44 HK$25.48 HK$23.51 HK$22.36	Min.: 1 Mult.: 1	GTCx3-R	20 kA	600 V	3 Electrode	Radial	Failsafe Not Protected	7.5 mm	10 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 230V 3POLE SMT GDT GTCS35-231M-R05 Littelfuse 1: HK$13.56 2,130In Stock	Mfr. Part No. GTCS35-231M-R05 Mouser Part No 650-GTCS35-231M-R05	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 230V 3POLE SMT GDT Learn More about Littelfuse gas discharge tubes	Datasheet	2,130In Stock	HK$13.56 HK$12.49 HK$10.36 HK$9.62 View HK$8.63 HK$7.91 HK$7.90 HK$6.77	Min.: 1 Mult.: 1	GTCx3-R	5 kA	230 V	3 Electrode	SMD/SMT	Failsafe Not Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT GTCS35-900M-R05 Littelfuse 1: HK$16.28 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	HK$16.28 HK$15.04 HK$12.49 HK$10.77 View HK$10.36 HK$8.88 HK$8.38 HK$8.12 HK$7.74	Min.: 1 Mult.: 1	GTCx3-R	5 kA	90 V	3 Electrode	SMD/SMT	Failsafe Not Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 90V 3POLE SMT GDT GTCS36-900M-R10-2 Littelfuse 1: HK$21.87 4,808In 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 about Littelfuse gas discharge tubes	Datasheet	4,808In Stock	Cut Tape HK$21.87 HK$18.08 HK$16.19 HK$15.62 Reel HK$13.73 View HK$14.55 HK$10.52 MouseReel Available	Min.: 1 Mult.: 1 : 750	GTCx3-R	10 kA	90 V	3 Electrode	SMD/SMT	Failsafe Not Protected	6 mm	8.2 mm	- 40 C	+ 90 C	Reel, Cut Tape, MouseReel
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 75V 3POLE AXIAL LEADS GDT GTCA35-750M-R05 Littelfuse 1: HK$24.91 384In Stock	Mfr. Part No. GTCA35-750M-R05 Mouser Part No 650-GTCA35-750M-R05	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 75V 3POLE AXIAL LEADS GDT Learn More about Littelfuse gas discharge tubes	Datasheet	384In Stock	HK$24.91 HK$20.71 HK$19.07 HK$18.99 View HK$16.28 HK$15.29 HK$12.41	Min.: 1 Mult.: 1	GTCx3-R	5 kA	75 V	3 Electrode	Axial	Failsafe Not Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 7MM 90V 3POLE RADIAL LEADS GDT GTCR37-900M-R10 Littelfuse 1: HK$26.72 357In Stock	Mfr. Part No. GTCR37-900M-R10 Mouser Part No 650-GTCR37-900M-R10	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 7MM 90V 3POLE RADIAL LEADS GDT Learn More about Littelfuse gas discharge tubes	Datasheet	357In Stock	HK$26.72 HK$22.19 HK$20.39 HK$17.59 View HK$16.52 HK$13.32	Min.: 1 Mult.: 1	GTCx3-R	10 kA	90 V	3 Electrode	Radial	Failsafe Not Protected	7.5 mm	11.5 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 400V 3POLE SMT GDT GTCS35-401M-R05-2 Littelfuse 1: HK$18.33 2,575In Stock	Mfr. Part No. GTCS35-401M-R05-2 Mouser Part No 650-GTCS35-401M-R052	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 400V 3POLE SMT GDT Learn More about Littelfuse gas discharge tubes	Datasheet	2,575In Stock	Cut Tape HK$18.33 HK$15.70 HK$12.66 HK$10.77 View Reel HK$7.77 HK$10.44 HK$8.96 HK$7.77 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	GTCx3-R	5 kA	400 V	3 Electrode	SMD/SMT	Failsafe Not Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Reel, Cut Tape, MouseReel
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GTCS35-601M-R05-2 Littelfuse 1: HK$13.56 752In Stock	Mfr. Part No. GTCS35-601M-R05-2 Mouser Part No 650-GTCS35-601M-R052	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Learn More about Littelfuse gas discharge tubes	Datasheet	752In Stock	Cut Tape HK$13.56 HK$12.58 HK$10.44 HK$9.62 View Reel HK$7.93 HK$8.63 HK$8.38 HK$7.93 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	GTCx3-R	5 kA	600 V	3 Electrode	SMD/SMT	Failsafe Not Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Reel, Cut Tape, MouseReel
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 75V 3POLE SMT GDT GTCS35-750M-R05-2 Littelfuse 1: HK$18.17 222In Stock 78,000On 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 about Littelfuse gas discharge tubes	Datasheet	222In Stock 78,000On Order On Order Ship Dates Mfr. No: GTCS35-750M-R05-2 Stock: 222 Can Dispatch Immediately On Order: 26,000 Expected 28/12/2026 52,000 Expected 3/2/2027 Factory Lead Time: 15 Weeks	Cut Tape HK$18.17 HK$15.12 HK$13.89 HK$11.59 View Reel HK$8.71 HK$10.69 HK$9.62 HK$9.37 HK$8.71 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	GTCx3-R	5 kA	75 V	3 Electrode	SMD/SMT	Failsafe Not Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Reel, Cut Tape, MouseReel
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT GTCS35-900M-R05-2 Littelfuse 1: HK$13.56 775In Stock 1,000Expected 23/11/2026	Mfr. Part No. GTCS35-900M-R05-2 Mouser Part No 650-GTCS35-900MR05-2	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 90V 3POLE SMT GDT Learn More about Littelfuse gas discharge tubes	Datasheet	775In Stock 1,000Expected 23/11/2026	Cut Tape HK$13.56 HK$12.58 HK$10.44 HK$9.62 View Reel HK$7.77 HK$8.63 HK$8.38 HK$7.77 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	GTCx3-R	5 kA	90 V	3 Electrode	SMD/SMT	Failsafe Not Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Reel, Cut Tape, MouseReel
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 75V 3POLE SMT GDT GTCS35-750M-R05 Littelfuse 1: HK$13.56 7,500On Order	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 Learn More about Littelfuse gas discharge tubes	Datasheet	7,500On Order On Order Ship Dates Mfr. No: GTCS35-750M-R05 Stock: 0 On Order: 5,000 Expected 31/12/2026 2,500 Expected 15/2/2027 Factory Lead Time: 15 Weeks	HK$13.56 HK$12.58 HK$10.44 HK$9.62 View HK$8.63 HK$7.94 HK$7.77	Min.: 1 Mult.: 1	GTCx3-R	5 kA	75 V	3 Electrode	SMD/SMT	Failsafe Not Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Gas Discharge Tubes 8mm 90V Axial Leaded GTCA38-900M-R20 Littelfuse 1,000: HK$27.62 1,000Factory Stock Available	Mfr. Part No. GTCA38-900M-R20 Mouser Part No 650-GTCA38-900M-R20	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Gas Discharge Tubes 8mm 90V Axial Leaded Learn More about Littelfuse gas discharge tubes	Datasheet	1,000Factory Stock Available More Info Available	HK$27.62	Min.: 1,000 Mult.: 1,000	GTCx3-R	20 kA	90 V	3 Electrode	Axial	Failsafe Not Protected	8 mm	13.4 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 230V 3POLE AXIAL LEADS GDT GTCA38-231M-R10 Littelfuse 1: HK$25.24 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. GTCA38-231M-R10 Mouser Part No 650-GTCA38-231M-R10	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 230V 3POLE AXIAL LEADS GDT Learn More about Littelfuse gas discharge tubes	Datasheet	Non-Stocked Lead-Time 12 Weeks	HK$25.24 HK$20.96 HK$19.40 HK$16.11 View HK$14.80 HK$13.32 HK$12.58	Min.: 1 Mult.: 1	GTCx3-R	10 kA	230 V	3 Electrode	Axial	Failsafe Not Protected	8 mm	13.4 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GTCA38-251M-R10 Littelfuse 1,000: HK$13.48 Non-Stocked Lead-Time 15 Weeks New Product	Mfr. Part No. GTCA38-251M-R10 Mouser Part No 576-GTCA38-251M-R10 New Product	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors	Datasheet	Non-Stocked Lead-Time 15 Weeks	HK$13.48	Min.: 1,000 Mult.: 100	GTCx3-R	10 kA	250 V	3 Electrode	Radial	Failsafe Not Protected	8 mm	13.4 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 350V 3POLE RADIAL LEADS GDT GTCR38-351M-R20 Littelfuse 1,000: HK$27.62 Non-Stocked Lead-Time 15 Weeks New Product	Mfr. Part No. GTCR38-351M-R20 Mouser Part No 576-GTCR38-351M-R20 New Product	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 350V 3POLE RADIAL LEADS GDT	Datasheet	Non-Stocked Lead-Time 15 Weeks	HK$27.62	Min.: 1,000 Mult.: 1,000	GTCx3-R	20 kA	350 V	3 Electrode	Radial	Failsafe Not Protected	8 mm	10.3 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 400V 20KA 20% 3-POLE THROU GTCT38-401M-R20 Littelfuse 500: HK$35.18 Non-Stocked Lead-Time 15 Weeks New Product	Mfr. Part No. GTCT38-401M-R20 Mouser Part No 576-GTCT38-401M-R20 New Product	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 400V 20KA 20% 3-POLE THROU	Datasheet	Non-Stocked Lead-Time 15 Weeks	HK$35.18 HK$27.62	Min.: 500 Mult.: 500	GTCx3-R	20 kA	400 V	3 Electrode	T Leaded	Failsafe Not Protected	7.4 mm	10.6 mm	- 40 C	+ 85 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GTCA35-351M-R05 Littelfuse 1,000: HK$13.23 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. GTCA35-351M-R05 Mouser Part No 650-GTCA35-351M-R05	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Learn More about Littelfuse gas discharge tubes	Datasheet	Non-Stocked Lead-Time 15 Weeks	HK$13.23	Min.: 1,000 Mult.: 1,000	GTCx3-R	5 kA	350 V	3 Electrode	Axial	Failsafe Not Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5mm 350V 20% Gas Discharge Tube GTCA35-351M-R05-FT Littelfuse 5,000: HK$13.23 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. GTCA35-351M-R05-FT Mouser Part No 650-GTCA35-351MR05FT	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5mm 350V 20% Gas Discharge Tube Learn More about Littelfuse gas discharge tubes	Datasheet	Non-Stocked Lead-Time 15 Weeks	HK$13.23	Min.: 5,000 Mult.: 1,000	GTCx3-R		350 V	3 Electrode	Radial	Failsafe Protected	5 mm	7.6 mm	- 20 C	+ 65 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 420V 3POLE AXIAL LEADS GDT GTCA35-421M-R05 Littelfuse 1,000: HK$12.41 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. GTCA35-421M-R05 Mouser Part No 650-GTCA35-421M-R05	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 420V 3POLE AXIAL LEADS GDT Learn More about Littelfuse gas discharge tubes	Datasheet	Non-Stocked Lead-Time 15 Weeks	HK$12.41	Min.: 1,000 Mult.: 1,000	GTCx3-R	5 kA	420 V	3 Electrode	Axial	Failsafe Not Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 550V 3POLE AXIAL LEADS GDT GTCA35-551M-R05-FT Littelfuse 5,000: HK$12.41 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. GTCA35-551M-R05-FT Mouser Part No 650-GTCA35-551MR05FT	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 5MM 550V 3POLE AXIAL LEADS GDT Learn More about Littelfuse gas discharge tubes	Datasheet	Non-Stocked Lead-Time 15 Weeks	HK$12.41	Min.: 5,000 Mult.: 1,000	GTCx3-R	5 kA	550 V	3 Electrode	Axial	Failsafe Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GTCA35-900M-R05-FT Littelfuse 5,000: HK$12.41 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. GTCA35-900M-R05-FT Mouser Part No 650-GTCA35-900MR05FT	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Learn More about Littelfuse gas discharge tubes	Datasheet	Non-Stocked Lead-Time 15 Weeks	HK$12.41	Min.: 5,000 Mult.: 1,000	GTCx3-R	5 kA	90 V	3 Electrode	Axial	Failsafe Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors GTCA35-231M-R05-FT Littelfuse 5,000: HK$12.41 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. GTCA35-231M-R05-FT Mouser Part No 650-GTCA35231M-R05FT	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors Learn More about Littelfuse gas discharge tubes	Datasheet	Non-Stocked Lead-Time 15 Weeks	HK$12.41	Min.: 5,000 Mult.: 1,000	GTCx3-R	5 kA	230 V	3 Electrode	Axial	Failsafe Protected	5 mm	7.6 mm	- 40 C	+ 90 C	Tray
Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 3POLE AXIAL LEADS GDT GTCA36-231M-R10-FT Littelfuse 5,000: HK$13.40 Non-Stocked Lead-Time 15 Weeks	Mfr. Part No. GTCA36-231M-R10-FT Mouser Part No 650-GTCA36-231MR10FT	Littelfuse	Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 6MM 230V 3POLE AXIAL LEADS GDT Learn More about Littelfuse gas discharge tubes	Datasheet	Non-Stocked Lead-Time 15 Weeks	HK$13.40	Min.: 5,000 Mult.: 1,000	GTCx3-R	10 kA	230 V	3 Electrode	Axial	Failsafe Protected	6 mm	8 mm	- 40 C	+ 90 C	Tray