G6KU-2F-Y-3-TR DC2.4 G6KU2FY3TRDC24 G6KU-2F-Y-3V G6KU-2F-Y-3V 通信继电器 G6KU-2F-Y-3VDC G6KU-2F-Y-3VDC. G6KU-2F-Y-4.5 G6KU-2F-Y-4.5V G6KU-2F-Y-4.5VDC G6KU2FY45DC