This sensor can measure a max water depth of 10m 33.4ft (1 Bar). For maximum accuracy in water depths up to 16'9" get part SW900-SENSOR-10M. The SW900 Sensor is a high reliability precision engineered product which has been designed for long life and reliable accurate performance. This version features a 10M (33ft) ruggedized polyethylene vented cable that is coupled to a machined Stainless Steel SS316 sensor assembly. Sensing pressure range is set from 0 to 1.0 bar (100kPa).