The perfect solution against empty containers. The sensor detects liquids through glass or plastic, without contact with the contents of the container. Simply attach at the desired height - you will receive an optical and acoustic warning when the critical fill level is reached.

Signal box T1 - UK, with disc sensor, alarm at empty state, 3 m signal cable, 2 m hook and loop fastener for disc sensor incl. 220/230V UK-power supply