Liberty FL51A Effluent Pump

Item #: LIBFL51A2
Liberty FL51A Effluent Pump
Performance Chart


3-Year Manufacturer's Warranty on Liberty Pumps

The Liberty FL51A Effluent Pump comes with a 3-year manufacturer's warranty.

Product Documents

Shopping Tools

Related products

These products can be used with the Liberty FL51A Effluent Pump.
Junior Super Single Alarm Float
Red Alert LB50 High Water Alarm
Zoeller A-Pak Alarm/Float System

Septic Services is your pump expertNeed help sizing a pump?
Speak to an expert
Call us: 800-536-5564
M-F 8:00 - 4:30 (cst)
Why can't I view prices?
This online store is designed exclusively for contractors. You'll need to login or create an account to view prices make purchases.
Login to your account  Create account
100% Satisfaction GuaranteeWe offer a 100% Satisfaction Guarantee on your order from
Return/Exchange Policy

Question about this product?
We're your septic system expert and ready to help. Call us at 800-536-5564.

Ask question about this product



The Liberty FL51A-2 Effluent Pump is a mid-range effluent pump built of heavy cast iron with an epoxy powder coat finish and stainless steel fasteners and has 3/4" solids-handling capability. The FL51A-2 features quick-disconnect 25-foot power cord.

The Liberty FL51A-2 Effluent Pump has 1/2 hp motor, 1-1/2" discharge and 3/4" solids handling capability.

Specifically designed for STEP systems, mound systems, liquid waste transfer and higher head de-watering applications.


  • Semi-open impellers permit passage of solids without clogging
  • Heavy cast iron construction
  • Stainless steel fasteners
  • 416 stainless steel rotor shaft
  • Permanently lubricated upper and lower ball bearings
  • Oil-filled hermetically sealed motors with thermal overload protection
  • Unitized carbon and ceramic shaft seal
  • Quick-disconnect 25-foot power cord


HP1/2 hp
Amps 12.0 amps (60 Hz)
Weight55 lbs.
Dimensions11.2"L x 16.4"H
delivery times septic contractor membership registration delivery times
call septic servicesHave Questions? Call our customer service department at 800-536-5564.

Copyright © Union, Missouri USA
USA Flag

Support Hours

Monday-Friday: 7:00am - 5:00pm

Customer Service

Thank you for visiting our online store. We are here to serve you.