G4A1AE12DC G4A-1AE12DC G4A-1A-E-12V G4A-1A-E-12V 14+ G4A-1A-E12VDC G4A-1A-E-12VDC G4A-1A-E-12VDC 继电器 G4A-1A-E-12VDC 通信继电器 G4A-1A-E12VDC(20A250VAC) G4A-1A-E-12VDC.