Rule 12V, 24V and 36V Heavy Duty Enclosed Float Switch.
This Rule float switch suits both 12V, 24V and 36V pumps up to 20 Amps. It's encased in an impact resistant plastic cover to protect against debris fouling the float switch. The base is also removable for easy installation and maintenance. It turns on when the water level reaches 2" and turns off when it reaches 3/4".