SJE Rhombus 1036593 Tank Alert EZ- TaEZ-01Htb, 120 VAC with 15′ Sensor Float High Level Terminal Block Price: $199.95 (as of 02/01/2024 23:19 PST- Details)

NEMA 1 enclosure, designed for ease of installation, rated for indoor use
Red “alarm” light, green “power on” light, alarm “test” switch, and horn “silence” switch
Alarm horn sounds at 82 decibels at 10 feet (3 meters)