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The Zoeller 150 series "Dose-Mate" effluent/sump pumps are designed for high head effluent, groundwater, and general dewatering applications. They can pump effluent or groundwater. The Zoeller 150 series Dose-Mate pumps are typically used in a septic tank, low pressure pipe (LPP), and an enhanced flow step system settings. These pumps are rugged cast iron, with an epoxy powder coated finish for extra corrosion protection. The impeller is non-clogging engineered thermoplastic vortex. The upper and lower sleeve bearings run in a bath of oil, the shaft seal is made of carbon and ceramic, the bolts, screws, handle, guard, arm and seals are all stainless steel. There are no sheet metal parts to rust or corrode in the pump. The motor is 60 Hz, 1725 oil-filled and hermetically-sealed with automatic reset thermal overload protection. Each pump can operate at water temperatures up to 130°F for effluent applications. The Zoeller 151 models come standard with a glass-filled polyproylene base and can pass up to ½” spherical solids. The Zoeller 152 and Zoeller 153 models can pass up to ¾” solids. Automatic models include a piggyback variable float switch. All models include 1½” x 2" PVC pipe adapter fitting and a 20 ft. UL listed 3-wire power cord.  Check individual model listings to see compatible control panel options. Zoeller 150 Series Effluent Pump Model Comparison Chart Model Discharge HP Volt. Phase GPM Head Type Amps 151-0002 1.5" NPT 1/3 115 1 50 30' Manual 6 151-0004 1.5" NPT 1/3 230 1 50 30' Manual 3.2 151-0005 1.5" NPT 1/3 115 1 50 30' Auto 6 151-0006 1.5" NPT 1/3 230 1 50 30' Auto 3.2 152-0002 1.5" NPT 1/4 115 1 69 38' Manual 8.5 152-0004 1.5" NPT 1/4 230 1 69 38' Manual 4.3 152-0005 1.5" NPT 1/4 115 1 69 38' Auto 4.3 152-0006 1.5" NPT 1/4 230 1 69 38' Auto 4.3 152-0017 1.5" NPT 1/4 115 1 69 38' Auto  8.5 153-0002 1.5" NPT 1/2 115 1 69 38' Manual 10.5 153-0005 1.5" NPT 1/2 115 1 77 44' Auto 10.5 153-0004 1.5" NPT 1/2 230 1 77 44' Auto 5.3 153-0006 1.5" NPT 1/2 230 1 77 44' Auto 5.3 Performance Curve Dimensions BROCHURES Zoeller 150 Series Brochure INSTRUCTIONS Zoeller 150 Series Installation Instructions SPECIFICATIONS Zoeller 150 Series Specifications Sheet REPAIR PARTS Zoeller 150 Repair Parts List Pump Products application engineers are standing by to help you find the right pump, as well as to provide price quotes, stocking availability and shipping information. Call our toll free number 1-800-429-0800 to speak to an expert today.