280 series V11:280 series C1V4 8/30/11 11:14 AM Page 1 280-Series Cast Iron Quick-Disconnect Power Cord Submersible Effluent/Sump Pumps 1/2 hp 1-1/2" Discharge 3/4" Solids Handling One-Piece Cast Motor Housing Features: • Liberty’s unique, one-piece “Uni-Body” casting • Quick-disconnect 10' standard power cord allows replacement of cord in seconds without breaking seals to motor. (other lengths available) • Permanently lubricated upper and lower bearings • Oil-filled, hermetically sealed motors with thermal overload protection • Stainless steel, removable bottom screen • Stainless steel rotor shaft • Stainless steel fasteners 115 V. Models: 280 Manual 281 Wide-Angle Float with Quick Disconnect 283 Wide-Angle Float, Series Plug MODEL 283 287 VMF, vertical magnetic float for heavy-duty sump pump applications 208-230 V. Models: Available with Vertical Float 280HV Manual 281HV Wide-Angle Float with Quick Disconnect 283HV Wide-Angle Float, Series Plug 287HV Vertical Magnetic Float (VMF) Switch Wide-Angle Floats are mercury-free, mechanically activated.

1/2 hp Submersible Effluent/Sump Pumps The Liberty 280 series provides a cost effective "mid- range" pump for on-site waste water systems, liquid waste transfer and commercial heavy-duty sump pump applications that require higher head or more flow. Designed around Liberty's unique "Uni-Body" casting, the 280-Series will provide years of reliable performance. • Vortex style impeller permitting passage of solids • 416 stainless steel rotor shaft • Permanently lubricated upper and lower ball bearing • Epoxy powder coat finish • All fasteners - corrosion-resistant stainless steel • Stainless steel...