GTCA28-x-R03 High Voltage Series GDTs

Littelfuse GTCA28-x-R03 High Voltage Series GDTs (ceramic gas discharge tubes) are commonly used to help protect high voltage circuits. They offer a high level of surge protection, low capacitance, and a broad array of break over voltage levels, making them suitable for applications such as branch circuits, medical electronics, and surge protection on power lines. With such features, Littelfuse GTCA28-x-R03 High Voltage Series GDTs can help equipment meet the most stringent regulatory standards.

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Description Datasheet Availability Pricing (SGD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Series
Peak Pulse Current
DC Sparkover
Number of Electrodes
Termination Style
Failsafe Protection Y/N
Diameter
Length
Minimum Operating Temperature
Maximum Operating Temperature
Packaging
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 3000V 2POLE AXIAL LEAD HV GDT
Datasheet
978In Stock
Min.: 1
Mult.: 1

GTCx28-R 3 kA 3 kV 2 Electrode Axial Failsafe Not Protected 8 mm 6 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2100V 2POLE AXIAL LEAD HV GDT
Datasheet
1,466In Stock
Min.: 1
Mult.: 1

GTCx28-R 3 kA 2.1 kV 2 Electrode Axial Failsafe Not Protected 8 mm 6 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 4000V 2POLE AXIAL LEAD HV GDT
Datasheet
100In Stock
1,000Expected 2/9/2026
Min.: 1
Mult.: 1
GTCx28-R 3 kA 4 kV 2 Electrode Axial Failsafe Not Protected 8 mm 6 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2400V 2POLE AXIAL LEAD HV GDT
Datasheet
2,808In Stock
Min.: 1
Mult.: 1
GTCx28-R 3 kA 2.4 kV 2 Electrode Axial Failsafe Not Protected 8 mm 6 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1500V 2POLE AXIAL LEAD HV GDT
Datasheet
1,112In Stock
Min.: 1
Mult.: 1

GTCx28-R 3 kA 1.5 kV 2 Electrode Axial Failsafe Not Protected 8 mm 6 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1200V 2POLE AXIAL LEAD HV GDT
Datasheet
333In Stock
Min.: 1
Mult.: 1

GTCx28-R 3 kA 1.2 kV 2 Electrode Axial Failsafe Not Protected 8 mm 6 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 1000V 2POLE AXIAL LEAD HV GDT
Datasheet
748Expected 9/9/2026
Min.: 1
Mult.: 1

GTCx28-R 3 kA 1 kV 2 Electrode Axial Failsafe Not Protected 8 mm 6 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 3600V 2POLE AXIAL LEAD HV GDT
Datasheet
998Expected 2/9/2026
Min.: 1
Mult.: 1

GTCx28-R 3 kA 3.6 kV 2 Electrode Axial Failsafe Not Protected 8 mm 6 mm - 40 C + 90 C Tray
Littelfuse Gas Discharge Tubes - GDTs / Gas Plasma Arrestors 8MM 2500V 2POLE AXIAL LEAD HV GDT
Datasheet
Non-Stocked Lead-Time 15 Weeks
Min.: 1,000
Mult.: 1,000

GTCx28-R 3 kA 2.5 kV 2 Electrode Axial Failsafe Not Protected 8 mm 6 mm - 40 C + 90 C Tray