53-0020 Zoeller M53 Mighty-Mate Automatic Cast Iron Effluent Pump, 115V, 0.3 HP
 
Features:
- Float operated, submersible (NEMA 6) 2 pole mechanical switch & variable level long cycle systems available
 - Corrosion resistant powder coated epoxy finish
 - No sheet metal parts to rust or corrode
 - Stainless steel screws, switch arm, guard and handle
 - No screens to clog
 - Watertight neoprene square ring between motor and pump housing
 - Solid buoyant polypropylene float
 - Oil-filled, hermetically sealed, automatic reset thermal overload protected motor
 - Upper and lower sleeve bearings running in bath of oil
 - Entire unit pressure tested after assembly
 - Carbon and ceramic shaft seal
 - Maximum temperature for effluent or dewatering 130°F (54°C)
 - Passes 1/2" spherical solids
 - 1-1/2" NPT discharge
 - On point: 7-1/4", Off point: 3"
 - Watertight and dust tight
 - Permanently oiled bearings
 - Impeller Type: Non-clogging vortex impeller
 - Reserve Powered Design 
 
Model 53 
- Cast iron switch case, motor and pump housing
 - Engineered thermoplastic base
 - Engineered, glass filled, plastic impeller with metal insert
 - Stainless steel guard and handle
 - Lower and upper bearings, oil fed cast iron