M53 Zoeller Sump Professional


Motor3/10 HP
Voltage115 or 230 V
Phase1 Ph
Hertz60 Hz
TypeShaded pole
InsulationClass B
Amps4.8 – 9.7 Amps
OperationAutomatic or nonautomatic
Auto On / Off Points7-1/4″ / 3″ (18.4 cm / 7.6 cm)
Discharge Size1-1/2″ NPT
Solids Handling1/2″ (12 mm) spherical solids
Cord Length9′ (3 m) auto, 15′ (5 m) nonauto
Cord TypeUL listed, 3-wire cord and plug
Max Head19.25′ (5.9 m)
Max Flow Rate43 GPM (163 LPM)
Max Operating Temperature130 °F (54 °C)
CoolingOil filled
Motor ProtectionAuto reset thermal overload
CapCast iron or bronze
Motor HousingCast iron or bronze
Pump HousingCast iron or bronze
BaseCast iron, bronze or engineered thermoplastic
Upper BearingSleeve bearing
Lower BearingSleeve bearing
Mechanical SealsCarbon and ceramic
Impeller TypeNon-clogging vortex
ImpelerPlastic, cast iron or bronze
HardwareStainless steel
Motor ShaftAISI 1215 cold roll steel
  • cCSAus
  • Powder Coated Tough

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