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 (three hundred 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. Glide switch now not included with ST.E.P models. Exclusive self lubricating Nylatron bearing resists wear surface from sand and abrasives. Precision molded Acetal impeller for easiest balance; ultra smooth for the best performance and efficiency. Lets in for 0.08″ solids. Comes with 10′ power cord.
Superior draw-down capability to 4-1/2” (114mm) vs. thirteen-1/2” (343mm) on a normal NEMA 4
25% Reduced AMP-draw 9.5 amps vs. 12.7 amps on a normal NEMA 4”
Cooler and quieter operation – removes 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