VDO Fuel Sender Vdo Reed Switch Fuel Sender - 400mm - 240-33 Ohm VDO Reed Switch Fuel Sender 400mm 240-33 Ohm Floating Ground FY 200mm Marine Boat 240-33ohms Water Fuel Sending Unit Tank Level Sender Sensor, Fuel Tank Level Sender 240-33 Ohms VDO Gauges 226-625 VDO Reed Switch Fuel Level Senders | Summit Racing Vdo Reed Switch Fuel Sender - 400 Mm Reed Switch Fuel Sender - 400 MM Most aftermarket fuel senders use a rotating float arm and resistance cards to measure the amount of fuel in a tank which can lead to erratic pointer movements. This revolutionary design comes with many benefits Reed Switch Fuel Sender - 400mm - 240-33 OhmGround: FloatingConnection: Insulated ., 250 Spade