The Flowline AZ13 / AU13 / AV13 Switch Pak Level Controller provides reliable, high or low liquid level detection with a 16A compact relay controller for pump or valve control. The optional flash alarm brings attention to alarm conditions. Available in three level sensor technologies, select the sensor type based upon your application media. This polypropylene or PVDF liquid level switch package is broadly applied in bulk storage, sump and day tank level applications for high level control or low level control.

Features include fail-safe relay control with 0-60 second delay, LED indicators for sensor, power and relay status, and an invert switch that changes relay state from NO to NC without rewiring. The NEMA4X enclosure with swivel base allows for conduit alignment. The sensor is mounted on the top wall of the tank and can be ordered in custom lengths from 6 inches to 10 feet. Process temperature range is -40 to 176°F. AV13 (buoyancy) is rated 25 psi, while AU13/AZ13 are rated 150 psi.