Are you looking for an Ultrasonic sensor or Capacitive sensor to detect level? Do you need a conductivity sensor to detect water level? Seagate offers the Sick UM18, UM30, CM18, and CM30 Ultrasonic or Capacitive for non-contact level detection. Seagate also has the SSAC LLC level control and PHST conductive probes in stock for quick delivery. Contact us today to help solve your level applciation.