Float sensor C4651-12803 from Madison provides reliable continuous detection of tank level via tried and true mechanical float switch actuation. The C4651-12803 provides a high resolution 4-20 mA signal with a 21 in. sensing range along the 24 in. probe. The C4651-12803 provides an operating voltage from 12-30 V DC. 316 stainless steel body and float provide compatibility to a wide range of aggressive media. The C4651-12803 from Madison company is a top mounting switch with a 2" NPT male process connection and 1/2" NPT male bulkhead connection.