Gas Discharge Tube (GDT) with 75V DC sparkover voltage, 20kA impulse discharge current, 2-pole configuration, surface mount package (2-SMD Cylinder Square End). Designed for overvoltage protection.
The B88069X4103T203 is a gas discharge tube (GDT) from TDK with a DC spark-over voltage of 90V and a surge current capability of 1kA (8/20µs). It is a 2-pole surface mount device.