半导体放电管:P0080SA P0300SA P0640SA P0720SA P0900SA P1100SA P1300SA P1500SA P1800SA P2300SA  P2600SA  P3100SA  P3500SAP0080SB P0300SB P0640SB P0720SB P0900SB P1100SB P1300SB P1500SB P1800SB P2300SB   P2600SB P3100SB  P3500SBP0080SC  P0300SC P0640SC P0720SC P0900SC P1100SC P1300SC P1500SC P1800SC P2300SC  P2600SC  P3100SC  P3500SC