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Features

Liberty Pumps CSP-257 - 1/3 HP Cast Iron Crawl Space Sump Pump Kit
Product Video Disclaimer: "PED is not responsible for any variances from the product in this video and the item you purchase. Please review all product specs prior to purchase."
- 1/3 HP Cast Iron Sump Pump Kit
- Great for crawl spaces & low lying areas around foundations
- Automatic Submersible 1/3 HP Cast Iron Sump Pump (257)
- Rugged, energy efficient & thermally protected motor
- Liberty's UNI-BODY Casting w/ Epoxy Powder Coat Finish
- A solid, one-piece housing that eliminates lower motor seal
- Magnetically Operated Vertical Float Switch
- Provides automatic operation in sump pits as small as 10-inches
- High-Temperature, Engineered Polymer Impeller
- Vortex style design for superior solid handling
- Non-Corrosive Stainless Steel Fasteners & Rotor Shaft
- Increases the lifespan of the pump even in the harshest sump pits
- Permanently lubricated bearings for extended pump life
- Added Pump Features
- High Capacity 1-1/2" Discharge & Quick-Disconnect 10' Power Cord
- Also Includes:
- 16.5" Wide x 15" Tall Perforated Poly Sump Basin
- Inline Check Valve (Not Pictured)
- 24' x 1-1/4" Flexible Discharge Hose
- 3-Year Limited Warranty
California residents see
Warning: This product can expose you to chemicals including Lead which is known to the State of California to cause Developmental Harm.
For more information go to: www.p65Warnings.ca.gov
Specifications
CSP-257

General Information
Product Category
Sump Pump
Base
Base Material
Cast Iron
Min Sump Basin Size
16 Inch
Motor
Voltage
120 Volt
Running Amps
5.2
Thermal Protection
Yes
Power Cord Length
10 Feet
Oil Free Motor
No
Pump
Housing Material
Cast Iron
Impeller Material
Composite
Solids Handling Size
.5 inch
Float Type
Vertical Float
GPH @ 0 feet
3000
GPH @ 5 feet
2700
GPH @ 10 feet
2250
GPH @ 15 feet
1560
GPH @ 20 feet
720
Discharge Port Size
1-1/2 Inch
Check Valve Included
Yes
Float On
7 Inches
Float Off
3.5 Inches
Manual Override
No
Engine
Horsepower
.33 HP
Overview
Product Category
Sump Pump
Weight
30 Pounds
Consumer Warranty
3 Years
Product Length
16.5 Inches
Product Width
15 Inches
Product Height
15 Inches
UPC
671812119473
Reviews
(28)
Liberty Pumps CSP-257 Reviews & Ratings
Customer Rating
4.86
(28 Ratings)
5
(24)

4
(4)

3
(0)

2
(0)

1
(0)


👍🏻
By Thomas N.
Southampton, Pennsylvania
Purchased 09/04/2021 |
Review Posted 09/28/2021
It works very well. My only concern is that it has been in the basin for a week and is already showing signs of rust.
Thomas N. Recommends This
Was this review helpful?
Rating Breakdown
5/5
4/5
5/5
4/5
Pros:
Quiet, Id Buy It Again, Fast
Cons:
Rust

Liberty Crawl Space Sump Pump Kit
By Michael S.
Dallas, Texas
Purchased 03/16/2020 |
Review Posted 05/26/2020
Our company only works on pier and beam homes. This product works perfect for our customers. We have installed several through the years. Off hand 10 in the last year or so. I really would recommend it.
Michael S. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
Id Buy It Again, High Quality, Durable, Exceeded Expectations

The Sump Pump Kit is a Good Deal
By Danny
Birmingham, Alabama
Purchased 02/12/2020 |
Review Posted 03/08/2020
The pump and crock are well made and the electrical plug has a long cord. The hose that comes with the kit is for temp use at best. You are better off tossing the hose and check valve and install the pump with a PVC pipe installation and the appropriate check valve. Also the pump is so quite, you literally can’t hear it pumping.
Danny Recommends This
Was this review helpful?
Rating Breakdown
4/5
5/5
5/5
5/5
Pros:
Quiet, Price, High Quality, Features

Good Quality Pump
By Thomas Z.
Lubbock, Texas
Purchased 01/05/2020 |
Review Posted 02/02/2020
I purchased the pump kit that included the basin as a replacement for an old pump in a 5 gal. paint bucket. Hardest part was digging out the hole to place the basin. Pump was easy to install and operates very quietly. I hard piped the discharge instead of using the flexible plastic pipe included. Seems to be a very good quality pump.
Thomas Z. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
Quiet, Id Buy It Again, High Quality

Well Made Pump and Tank, Hose,So-So.
By Andy S.
Luray, Virginia
Purchased 06/04/2018 |
Review Posted 08/07/2018
I gave this liberty pump 5 stars even though the hose is cheap,and being a welder /fabricator for 50 years the fact that a mechanic would drill 30 or so holes and not debur them escapes me. But every pump I looked at locally, had the same cheap hose, So I overlooked these nitpicks? and gave it a 5.The pump appears heavy duty and well made. The tank also is heavy duty and well thought out as far as access holes for wires and pipe or tubing. They use galvanized hardware? I recommend neverseeze and a stainless changeout. In central Virginia we have had heavy rain since I replaced the mess that was installed previously, and this pump set up has performed flawlessly. It is installed is a crawlspace,with a dirt floor,covered by a vapor barrier The tank sits in and is surrounded by several hundred pounds of gravel.It only has 24'' of head lift,and 28' of piping after exiting the crawl and handles this flawlessly. I would highly recommend this set up,and the price through SPD is spot on, But getting through to customer service, NEEDS INPROVEMENT!
Andy S. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
Price, I'd Buy It Again, Reliable, High Quality
Cons:
SELLERS customer service needs help.

As Advertised
By Mike R.
Ten Sleep, Wyoming
Purchased 09/03/2017 |
Review Posted 09/27/2017
I have not had to use the pump yet, but the kit was complete and appears to be of good quality (except the hose is pretty cheap, and difficult to fit over a barbed fitting if you cut the end off).
Mike R. Recommends This
Was this review helpful?
Rating Breakdown
4/5
4/5
4/5
4/5
Pros:
Quiet, Price, Easy To Use, I'd Buy It Again

First Impression
By Philip R.
Lima, Ohio
Purchased 06/14/2017 |
Review Posted 07/06/2017
I will be installing this kit as a part of French drain in a crawl space. I plan to hard pipe due to reviews and length if discharge. Lady on the phone didn't know specific measurements of the lip. No biggie. One guy pulling and one standing on it we flexed it enough to get between joists. Pump seems heavier duty than the one from my old house. Looking forward to using it.
Philip R. Recommends This
Was this review helpful?
Rating Breakdown
5/5
4/5
3/5
5/5
Pros:
Price, Fast, Heavy

Seems To Work
By Robert D.
Carrollton, Virginia
Purchased 01/03/2017 |
Review Posted 03/07/2017
It's either really quiet or not working. Dry though.
Robert D. Recommends This
Was this review helpful?
Rating Breakdown
4/5
4/5
4/5
4/5
Pros:
Quiet

Outstanding
By Patricia M.
Whitaker, Pennsylvania
Purchased 11/16/2016 |
Review Posted 01/20/2017
Needed a shallow pump. This was perfect
Patricia M. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
Quiet, Price, Easy To Use, Easy to install

Happy
By Vance C.
Chester, Virginia
Purchased 11/08/2016 |
Review Posted 11/30/2016
The pump is quiet, works, easy install after you dig(ugh) the hole. Read in other reviews that the hose was flimsy, so i hard piped it-- so far, so good.
Vance C. Recommends This
Was this review helpful?
Rating Breakdown
5/5
4/5
5/5
5/5
Pros:
Quiet, Easy To Use, I'd Buy It Again, Light Weight
Product Q&A
(2)

Product Questions
Answered by Ken, the eComfort Product Expert
It says there is an inline check valve not pictured. Is there an adapter to hook directly into the sump pump. Also, I would be using this for a window well and having the pump submerged. Would this pump be ok for that use?
Tara
from Pennsylvania
May 01, 2014
I have a pedestal 10" diameter sump in a vacation home. The radon levels are marginal in the home. Would this pump kit csp-257 serve my needs for a submersible with hermetically sealed top???
John R
from Connecticut
November 30, 2012
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Liberty Pumps CSP-257 - 1/3 HP Cast Iron Crawl Space Sump Pump Kit


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