•  TYPE C RELAY: Pump down control for sewage and sump pumps. Low level cutoff for
    submersible pumps.

•  TYPE D RELAY: Pump up control for supply pumps on elevated tanks and towers. High cutoff
    for pumps and valves.

•  TYPE G RELAY: Pump up or pump down control for use in controlling Hydro-Pneumatic tanks
    and motorized valve installations.