Based on this product's specifications, here are some alternatives and similar models
ALLNET ALL4456 Liquid Leak Detector with 2m Sensor Cable
Summary description:
The ALLNET ALL4456 is a reliable liquid leak detector designed for early detection of water or other conductive liquids on the floor. It features a 2-meter sensor cable, allowing for flexible placement in server rooms, basements, or near appliances. This smart sensor helps prevent water damage by providing timely alerts, ensuring safety and protection for sensitive equipment and infrastructure.