Liberty Sump Pumps 257

The Liberty Sump Pumps 257

Liberty Sump Pumps 257, the highly rated cast iron 1/3 HP vertical float UNIbody sump pump. Learn more from the Specifications, Reviews, Manuals And Parts. Shop 257 Discount Price.


DETAILED PRODUCT FEATURES

PUMPING

HP: 1/3 Horse Power
Type: Submersible, Automatic
Float: Vertical Magnetic
GPM @ 5 Ft.: 48 GPM (181.8 LPM)
GPM @ 10 Ft.: 37 GPM (140.1 LPM)
GPM @ 15 Ft.: 27 GPM (102.2 LPM)
Voltage: 115 V
Phase: 1 Phase
Hertz: 60 Hz
RPM: 3450 RPM
Amps:  5.2  Amps

MATERIAL

Motor Housing: Cast-Iron
Finish:
Pump Housing: Cast-Iron
Motor, Switch Case: Thermoplastic
Base:Cast-Iron
Float: Solid, Buoyant, Polypropylene
Impeller: Engineering Polymer
Screws, Switch Arm, Guard and Handle: Stainless Steel
Motor Shaft: Stainless Steel

MISCELLANEOUS

Impeller Type: Vortex
Solids Handling: 1/2 In.
Discharge Size: 1-1/2 in. NPT
Pump Auto On: 7-in. (17.78 cm)
Pump Auto Off: 3 1/2 in. (8.89 cm)
Max Head: 22 Ft. (6.7056 m) –
Cord Length: 10-ft. (3.04 m)
Major Width: 9-3/4 in. (24.765 cm)
Major Height: 10-1/2-in. (26.67 cm)
Weight: 20 pounds (9.07 kg.)

READ CONSUMER PRODUCT REVIEWS

PRODUCT SPECIFICATION SHEET

PUMP PERFORMANCE CURVE

LIBERTY SUMP PUMP 257 PARTS EASY TO BUY AND INSTALL

Parts can only be purchased online at Parts.LibertyPumps.com or through a distributor. Amazon does not sell Liberty Pumps Parts.

LIBERTY PUMPS 257 SUMP PUMP QUESTIONS & ANSWERS

257 COMPARISON MODELS: 237, 253, 287

237

Same As 257 Except
– ✓ Motor Housing: Aluminum Not Cast-Iron
– ✓ Pump Housing: Aluminum Not-Cast-Iron
– ✓ Less GPM @ 10-Feet: 30 GPM; 253 is 37 GPM
– ✓ Smaller Solids Handling: 3/8 in. not 1/2 in.
– ✓ Less Max Head: 21-ft.
– ✓ Less Weight: 11 lbs.

253

Same As 257 Except
– ✓ Tether Float Switch
– ✓ More Distance Between ON OFF: 11-In-ON 4-1/2-In-OFF
– ✓ More Weight: 23 lbs.

287

Same As 257 Except
– ✓ Greater Horse Power: 1/2 HP
– ✓ Greater GPM @ 10-Feet: 57 GPM; 253 is 37 GPM
– ✓ More Distance Between ON OFF: 9.5 in-ON 4-In-OFF
– ✓ Larger Solids Handling: 3/4 in. not 3/8 in.
– ✓ Greater Max Head: 37-ft.
– ✓ More Weight: 29 lbs.
– ✓ Taller: 13 ft.
– ✓ Wider: 10 in.
– ✓ Greater Amps: 8 amp.

257 COMPARISON MODELS: 237, 253, 287


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