Liberty 257 Sump Pump is the "workhorse" sump pump features a unique one-piece cast iron body, quick-disconnect power cord and three different switch options - including our patented Vertical Magnetic Float design (VMF) for smaller pits (model 257).
With a durable, epoxy powder coat finish and vortex style impeller, Liberty's 250-series pump is the perfect choice for low-head effluent pumping or basement de-watering.
ALL MODELS FEATURE:
• Rugged 1/3 hp motor, oil filled with thermal overload protection.
• 1/2" solids handling.
• 1-1/2" discharge.
• Hermetically sealed motor and switch cavities, and permanently lubricated bearings.
• Liberty's UNI-BODY casting - a solid, one piece housing that eliminates the lower motor seal ring found on other pumps.
• Epoxy powder coat finish
• Vortex style impeller for superior solids handling. Made of high temperature engineering polymer.
• Carbon and ceramic shaft seal.
• Quick-disconnect 10' standard power cord allows replacement of cord in seconds without breaking seals to motor. (25' length optional)For 25' cord option, add a "-2" suffix to model number. Example: 257-2 for Model 257 with 25' cord.
• Fasteners - all non-corrosive stainless steel.
• 416 stainless steel rotor shaft.
• 2 YEAR LIMITED WARRANTY
MOTOR SPECIFICATIONS:
1/3 hp 115V 5.2 amps 60Hz 1725 RPM
Thermally Protected & Permanently Lubricated
Maximum Fluid Temperature: 140°F
Liberty 257 Submersible Pump Features:
- VMF switch
- magnetically operated vertical float -operates in a 10" diameter sump
Specs Document in PDF