Sta-Rite 20DOM05121 STEP Plus D-Series High Head Submersible Effluent Pump, 20 GPM, 1/2 HP, 115V
Brand: Sta-Rite
Color: Stainless Steel
The ST.E.P Plus D-Series 4" submersible pump series dominates with superior "DRAW-DOWN" capability. Great for effluent, cistern, aeration, and irrigation applications.  Stainless steel body construction (300 grade).  The motor is 1/2 HP, 115V, single phase, dry-wound, double ball-bearing, double-seal, with thermal overload protection.  4-1/2" pumping drawdown.  60Hz, 2-wire.  Float switch not included with ST.E.P models.  Exclusive self lubricating Nylatron bearing resists wear surface from sand and abrasives.  Precision molded Acetal impeller for perfect balance; ultra smooth for the highest performance and efficiency.  Allows for 0.08" solids.  Comes with 10' power cord.
Superior draw-down capability to 4-1/2” (114mm) vs. 13-1/2” (343mm) on a standard NEMA 4
25% Reduced AMP-draw 9.5 amps vs. 12.7 amps on a standard NEMA 4”
Cooler and quieter operation – eliminates expensive “flowinducer sleeves”
Enclosed and self-lubricated Nylatron shaft-bearing resists wear from abrasives
Heavy 7/16” (12mm) positive drive 300 Series stainless steel hexagonal shaft