Liberty PumpsVerified
287HV-2
287HV-2 Effluent Pump
Product Overview
The Liberty Pumps 287HV-2 is a robust 1/2 hp cast iron submersible sump/effluent pump, engineered with a unique one-piece 'Uni-Body' casting and an oil-filled, hermetically sealed motor for demanding applications. Featuring a vertical magnetic float switch designed to operate in sumps as narrow as 10" in diameter, this pump handles 3/4" solids and offers 1-1/2" discharge. Download the comprehensive spec sheet and shop drawings for easy submittal on your next project.
Key Features
- Liberty Pumps unique, one-piece "Uni-Body" casting
- Quick-connect power cord allows replacement in seconds without breaking motor seals
- Permanently lubricated upper and lower ball bearings
- Oil-filled, hermetically sealed motor with thermal overload protection
- Stainless-steel removable bottom screen
- Stainless-steel rotor shaft and fasteners
- Vertical Magnetic Float (VMF) Switch for heavy-duty sump pump applications
Technical Specs
Height13"
Weight29 lbs
Voltage115V / 208-230V
Amperage8A (115V) / 4A (208/230V)
BearingsUpper and lower ball bearings
Horsepower1/2 hp
Motor TypeOil-Filled; Thermally Protected (PSC) Permanent Split Capacitor
Cord Length25'
Major Width10" (Model 287)
Switch TypeVertical Magnetic Float (VMF) Switch
Discharge Size1-1/2"
Shaft MaterialStainless
Solids Handling3/4"
Hardware MaterialStainless
Impeller MaterialVortex style engineered polymer
Turn On Level (VMF)9.5"
Turn Off Level (VMF)4"
Max Fluid Temperature140°F (60°C) Intermittent / 104°F (40°C) Continuous duty
Mechanical Shaft SealUnitized ceramic carbon
Minimum Sump Diameter10"
Motor Housing MaterialClass 25 cast iron
About This Spec
Last Verified
April 3, 2026
Status
Verified (2x confirmed)