Zoeller 57-0033 Model BN57 Sump Pump 0.33 HP 115V 1PH 9' Cord Automatic Manufacturers__Hydromatic Pump__Municipal__Submersible Solids Handling Pumps__SB4S/SB4SD__SB4SD Zoeller Model 30-0181 Unicheck Valve

Zoeller Model 30-0181 Unicheck Valve Features and Benefits

Impeller Lock Nut and External Hardware

Hydromatic SB4S750M5-4 Submersible Sewage Pumps Description

Passes 3/4" (19 mm) Spherical Solids

Zoeller 57-0033 Model BN57 Sump Pump 0.33 HP 115V 1PH 9' Cord Automatic Manufacturers__Hydromatic Pump__Municipal__Submersible Solids Handling Pumps__SB4S/SB4SD__SB4SD Zoeller Model 30-0181 Unicheck ValveZoeller Model BN57 Sump Pump Description Our Model BN57 Effluent Pump is designed to remove unwanted water in sump or septic effluent applications. The professional grade, 3 10 HP Model 57 is known for its dependability. The BN57 is a nonautomatic pump equipped with a single piggyback float switch. The piggyback float switch allows you to set the on and off point of the pump in the field. This is ideal in an application with a deep sump pit or pump