VDO Pressure Sender 80 PSI Floating Ground - 1/8-27NPT 32/1. Pressure Sender 80 PSI Floating Ground - 1/8-27NPT 32/1 Ground: Floating Connection: Knurled Nut Voltage: 6-24V Specifications for VDO Pressure Sender 80 PSI Floating Ground: Manufacturer: VDO Color: Black Package Contents: VDO Pressure Sender 80 PSI Floating Ground VDO 360-410: Pressure Sender 80 PSI Floating Ground - 1/8-27NPT 32/1