HomeStore

Liberty 257 250 Series Cast Iron Sump/ Effluent Pump 1/3 HP with VMF Float

Product image 1

Liberty 257 250 Series Cast Iron Sump/ Effluent Pump 1/3 HP with VMF Float

Liberty 257 250 Series Cast Iron Sump/ Effluent Pump 1/3 HP with VMF Float

The Workhorse Sump Pump for Narrow Pits: Liberty 257 1/3 HP

The Liberty 257 is part of the 250-Series “workhorse” line, featuring a **Vertical Magnetic Float (VMF)** switch that allows reliable operation in tighter sump pits. With the same robust cast iron body, vortex impeller, and corrosion-resistant finish, the 257 is a premium choice for dependable dewatering. 

Key Features & Benefits

  • VMF vertical magnetic float — ideal for smaller or narrow pit applications 
  • One-piece cast body, epoxy powder coated for durability 
  • Vortex impeller with 1½ discharge and ½ solids handling capacity 
  • Quick-disconnect power cord for easy removal or replacement 
  • Thermal overload protection and sealed motor system for reliability 

Specifications

Model 257
Horsepower / Voltage 1/3 HP, 115 V (standard) 
Flow & Head ~40 GPM @ 10 ft head, shut-off ~23 ft
Discharge 1½ FNPT
Max Solids ½

With its VMF switch and rugged build, the 257 is a top pick for sump pits where space is constrained or float action is critical.

$73.76

Original: $210.75

-65%
Liberty 257 250 Series Cast Iron Sump/ Effluent Pump 1/3 HP with VMF Float

$210.75

$73.76

Product Information

Shipping & Returns

Description

The Workhorse Sump Pump for Narrow Pits: Liberty 257 1/3 HP

The Liberty 257 is part of the 250-Series “workhorse” line, featuring a **Vertical Magnetic Float (VMF)** switch that allows reliable operation in tighter sump pits. With the same robust cast iron body, vortex impeller, and corrosion-resistant finish, the 257 is a premium choice for dependable dewatering. 

Key Features & Benefits

  • VMF vertical magnetic float — ideal for smaller or narrow pit applications 
  • One-piece cast body, epoxy powder coated for durability 
  • Vortex impeller with 1½ discharge and ½ solids handling capacity 
  • Quick-disconnect power cord for easy removal or replacement 
  • Thermal overload protection and sealed motor system for reliability 

Specifications

Model 257
Horsepower / Voltage 1/3 HP, 115 V (standard) 
Flow & Head ~40 GPM @ 10 ft head, shut-off ~23 ft
Discharge 1½ FNPT
Max Solids ½

With its VMF switch and rugged build, the 257 is a top pick for sump pits where space is constrained or float action is critical.

Liberty 257 250 Series Cast Iron Sump/ Effluent Pump 1/3 HP with VMF Float | Big Frog Supply