G4TERMR G4U-1 G4U-1(12VDC) G4U-1112P-12V G4U-1112P-18VDC G4U-1112P-US-12V G4U-1117-H-12VDC G4U-1117P-12V G4U-112-12VDC G4U-112-24VDC