JMI offering valued client Sump & O.H controller. Sump & O.H controller is a micro-controller based liquid level controller for sump and overhead tank. Pump relay gets “On” when the liquid level falls below the “Low” level in the over-head tank and liquid level at or above the “Safe” Level in the sump. Pump relay gets “Off” when the liquid level rises at or above “High” level in the over-head tank or liquid level falls below “Low” level in the sump. We offer Sump & O.H controller at reasonable cost.