Spec Sheet

450-Series

Model 457 VMF

Deep finned

powder coated

aluminum

motor housing

provides over

200% more

cooling capacity

than cast iron

housings!

450-SERIES

Submersible Sump Pumps

• Vortex impeller permits

passage of solids without

clogging

• Polypropylene and powder coated

aluminum construction

• Stainless-steel rotor shaft

• Non-corrosive stainless-steel

fasteners

• Oil-ﬁlled, hermetically sealed

motors with thermal overload

protection

• Permanently lubricated upper

and lower bearings

• Quick-connect 10' standard power

cord allows replacement of cord in

seconds without breaking seals

to motor. (25' length optional)

450 Manual

451 Mercury-free wide-angle ﬂoat switch,

integrally wired, with Quick-connect feature

453 Mercury-free wide-angle ﬂoat switch, with

series plug

437 VMF, Vertical Magnetic Float switch

1/2 hp

1-1/2" Discharge

3/8" Solids Handling

Features

Models

PAGE 1
450-Series 450-SERIES Submersible Sump Pumps 1/2 hp 1-1/2" Discharge 3/8" Solids Handling Features • Vortex impeller permits passage of solids without clogging • Polypropylene and powder coated aluminum construction • Stainless-steel rotor shaft • Non-corrosive stainless-steel fasteners Deep finned powder coated aluminum motor housing provides over 200% more cooling capacity than cast iron housings! • Oil-filled, hermetically sealed motors with thermal overload protection • Permanently lubricated upper
PAGE 2
450-Series Impeller Bearings Vortex style high temp engineered thermoplastic Permanently lubricated upper and lower ball bearings Motor Specifications Powder coat 1/2hp 115V 7.5A Oil-filled; Thermally protected Max Fluid Temperature Dimensional Data 140°F (60°C) Intermittent 104°F (40°C) Continuous duty Weight: 12.5 lbs Height: 12.5" Major Width: 9.6" Minimum Sump Diameter: 14" (10" on Model 457) Power Cord Type SJTW Quick-connect 10' standard (25' length optional).