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Wayne CDU790 - 1/3 HP Cast Iron Submersible Sump Pump w/ Vertical Float Switch
Model:
CDU790
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Features
Style
Primary
GPH
4600 Gallons
Switch Type
Vertical

Wayne CDU790 - 1/3 HP Cast Iron Submersible Sump Pump w/ Vertical Float Switch
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."
- Wayne CDU790 1/3 HP Automatic Submersible Sump Pump
- Assembled in the US with foreign and domestic parts
- The Hardest Working Pumps, You'll Never Hear™
- Energy efficient motors & engineered design provide an ultra quiet experience
- Epoxy-Coated Steel & Cast Iron Construction
- Rugged, corrosion-resistant design provides long life in sump applications
- 1/3 HP, Thermally Protected 120V PCS Motor
- Energy efficient, oil-filled design, for quiet operation and extend motor life
- Integrated, Guard-Protected Vertical Float Switch w/ Solid Polypropylene Float
- Prevents switch hang-ups from debris for reliable automatic operation
- Tested to 1 million cycles*; For performance that lasts
- Unique Top Suction Design Reduces Clogging
- Prevents air lock occurrences and eliminates needs for a "weep hole"
- Glass Reinforced Polycarbonate Impeller
- Abrasion resistant design provides efficient and reliable output
- 1-1/2" NPT Discharge
- Complies with building-codes for residential applications
- Upper and Lower Ball Bearings
- Sealed oil-bath engineering for increased lifespan and virtually silent operation
- Premium John Crane Carbon/Ceramic Shaft Seals & Cast Iron Seal Plate
- High-quality components helps prevent leaks and galvanic corrosion
- Designed For Use In 11-Inch or Larger Sump Basins
- 8-Foot, water-resistant power cord for easier access to power outlet
- *WAYNE Water Pumps Exceed an Average 1 Million Test Cycles
- 3-Year Limited Warranty
California residents see
Warning: This product can expose you to chemicals including Di(2-ethylhexyl)phthalate (DEHP) which is known to the State of California to cause Cancer.
For more information go to: www.p65Warnings.ca.gov
Specifications
CDU790

General Information
Product Category
Sump Pump
Base
Base Material
Cast Iron
Min Sump Basin Size
11 Inch
Motor
Voltage
120 Volt
Running Amps
3.65
Thermal Protection
Yes
Power Cord Length
8 Feet
Oil Free Motor
No
Starting Amps
19
Pump
Housing Material
Cast Iron
Impeller Material
Plastic
Handles Solids
No
Float Type
Vertical Float
GPH @ 0 feet
4600
GPH @ 5 feet
3810
GPH @ 10 feet
3060
GPH @ 15 feet
2220
GPH @ 20 feet
1200
Discharge Port Size
1-1/2 Inch
Check Valve Included
No
Float On
9 Inches
Float Off
4 Inches
Manual Override
No
Submersible
Yes
Engine
Horsepower
.33 HP
Overview
Product Category
Sump Pump
Weight
16 Pounds
Consumer Warranty
3 Years
Product Width
9.75 Inches
Product Height
11.5 Inches
UPC
040066100016
Reviews
(14)
Wayne CDU790 Reviews & Ratings
Customer Rating
4.79
(14 Ratings)
5
(11)

4
(3)

3
(0)

2
(0)

1
(0)


Sump Replacement With Ease
By Darryl B.
Savannah, Georgia
Purchased 09/09/2021 |
Review Posted 09/30/2021
my sump pump had failed due to becoming damaged by the trash from hugh water. I ordered a replacement pump, received it on Sunday and installed it the location of the damaged pump.
I am pleased with the pump the quick delivery and the ease of installation. I did not need to change any of the sump, it replaced the old pump exectly.
Thank you!
I am pleased with the pump the quick delivery and the ease of installation. I did not need to change any of the sump, it replaced the old pump exectly.
Thank you!
Darryl B. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
Price, High Quality, Id Buy It Again, Easy To Use

Very Quiet And Efficient
By Byron W.
Westminster, Colorado
Purchased 05/14/2021 |
Review Posted 06/05/2021
My Wayne CDU790 1/3 hp sump pump arrived sooner than I expected. It is extremely quiet and pumps water faster than my old pump.
Byron W. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
Quiet, Price, High Quality, Easy To Use

Very Pleased With Product
By Michael G.
WOODSTOCK, Illinois
Purchased 03/10/2021 |
Review Posted 04/01/2021
Just as advertised. Easy installation and great performance.
Michael G. Recommends This
Was this review helpful?
Rating Breakdown
4/5
5/5
5/5
5/5
Pros:
Quiet, Price

This Is A Great Sump Pump
By Thomas B.
Ravenna, Ohio
Purchased 11/26/2018 |
Review Posted 12/20/2018
I'm very pleased with this sump pump.
Thomas B. Recommends This
Was this review helpful?
Rating Breakdown
4/5
4/5
4/5
4/5
Pros:
Quiet, I'd Buy It Again, Reliable, Easy To Use

The Wayne Pump Is A Great Sump Pump
By Wayne I.
Baltimore, Maryland
Purchased 06/16/2018 |
Review Posted 09/10/2018
The 1/3 Wayne pump works well - Little or no performance issues.
Wayne I. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
Quiet, High Quality, Price, I'd Buy It Again

Excellent Product
By Maureen .
Jonesborough, Tennessee
Purchased 03/07/2018 |
Review Posted 04/01/2018
Pump was easy to handle, very powerful, but also very quiet. It's definitely doing the job that I needed it for.
Maureen . Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
High Quality, Quiet, I'd Buy It Again, Price

Excellent For The Money
By Al N.
Rochester, New York
Purchased 02/01/2018 |
Review Posted 02/22/2018
Works great and is very quiet.
Al N. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
High Quality, Quiet, Price, I'd Buy It Again

Over 24 Years and Still Running On The Last One
By Gary M.
Placida, Florida
Purchased 05/31/2017 |
Review Posted 07/13/2017
Not only good marks for the product but for Sump Pump direct that shipped so fast I got it the second day. The Wayne CDU790 - 1/3 HP was bought as a back and an exact replacement for one that has now been running over 25 years. Sooner or later it will fail so, hows that for quality.
Gary M. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
Exceeded Expectations, High Quality, Reliable, I'd Buy It Again
Cons:
Heavy

Super Quiet Pump
By Sergey S.
Lockport, New York
Purchased 06/19/2017 |
Review Posted 07/10/2017
Easy to install, very quiet (used to be able to hear old pump and that's how I knew it worked) and great build quality. Fast delivery, had my pump within 2 days.
Sergey S. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
Quiet, Price, Exceeded Expectations, High Quality

Replaced Our Old Noisy Sump Pump & Couldn't Be More Pleased wi
By Robert R.
Wheelersburg, Ohio
Purchased 06/12/2017 |
Review Posted 07/04/2017
So quiet and does the job!
Robert R. Recommends This
Was this review helpful?
Rating Breakdown
5/5
5/5
5/5
5/5
Pros:
Quiet, Exceeded Expectations, High Quality, I'd Buy It Again
Product Q&A
(2)

Product Questions
Answered by Jim, the Sump Pump Expert
Does this pump require a weep hole?
Michael J.
from Pennsylvania
April 01, 2017
What does min. sump basin size mean?
John D
from Massachusetts
February 02, 2013
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Manuals
CDU790

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Wayne CDU790 - 1/3 HP Cast Iron Submersible Sump Pump w/ Vertical Float Switch








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