WAYNE CDU790 1/3 HP Submersible Cast Iron and Steel Sump Pump review


The news is full of reports of heavy rainfall. Consequently, every once in a while you might hear that there is a flood happening in an area near you. If you have a basement that is below ground level, that might affect you in a very negative way. Water level may rise and the flood might occur on your basement floor as well during such weather events. Your possessions might get soaked consequently ruined from exposure to water. The things you keep in the basement might even get damaged without extreme weather conditions. This is why we wrote a full and detailed review about a device, one of Wayne 1/3 hp sump pump model in this article.

You might have built your house in a very wet and swampy area. And you might not have been implemented some home improvement techniques to make everything better for your house. Therefore, water might be leaking through your foundation walls. These leaks may cause power failures on electrical system which will cause power outages or even fires after that.

If you are a forward-thinking person, then you have built a sump basin to take care of the excess water in your home. After that, you will be looking for just the right and the best sump pump for your basement to take that polluted water away. In this review, we are going to talk about one of the best sump pump brands worldwide and the countries that are designed for such a job.

WAYNE CDU790 Submersible Cast Iron and Steel Sump Pump / 1/3 HP

There are two main types of sump pumps – pedestal sump pumps and those that are submersible sump pumps. Those that are on the pedestal are above the sump basin, and they are more accessible, In addition, they are also more visible. Their motor is above the sump, as a result, it is easier to service it. These pumps typically last longer, but they are prone to get clogged. The submersible sump pumps are mounted inside the sump, and they are totally waterproof in order to prevent electrical short circuits. So, they will not get clogged like the above ground versions.

As the title states, WAYNE 1/3 hp sump pump CDU790 model is fully submersible therefore that means that it is designed to operate underwater inside the sump basin.

As the title states, WAYNE 1/3 hp sump pump CDU790 model is fully submersible therefore that means that it is designed to operate underwater inside the sump basin.

Also, It can fit inside sump basins that are 11 inches or larger. The device is designed to be very quiet during its operation, therefore, it will not bother you for example, with gurgling water sound or water hammer kind of noises as it works to clear out the murky water from your house. It has 1/3 Hp and it is assembled in the USA with foreign and domestic parts. The float switch is tested to 1 million cycles.

please click to see what 1 million cycles test mean

Usage & Power

Installing Wayne 1/3 hp sump pump is certainly easy when you follow the instructions carefully. Especially before attempting to assemble, installing, operate or maintain the product as described in their manuals and save all the instructions for the later use. So, maybe you will not need to call an expert when you are linking it up to your sump basin and your sewage outlet.

When it comes to clogging, top suction strainer filters debris and stops it from forming up on the intake. The Wayne 1/3 hp pump does not require to weep holes. Moreover, the cast iron seal plate prevents galvanic corrosion and leaks. The heavy-duty motor is filled with oil. in addition, it is very durable. The housing is also high quality cast iron so you can expect it to last. Since accessing the sump pump can be a bit difficult because it is underwater, that feature is a must.


1/3 HP
Max gallons per hour
Switch type
Vertical Float
3 years
Cast Iron/Epoxy Coated Steel
Suction type
Top Suction Design Eliminates Clogging & Filters Debris



Final Thoughts




Buying a sump pump for your needs is something that can be perceived as a long-term decision, which should be based on your actual needs. The best advice we can give you is that you should buy superior sump pump if your needs are met according to the specifications, and of course always be ready that it is possible for this pump to fail at some point, especially the float switch, but it should be expected with a small number of devices.

Even though the customer support isn’t the best trait of this company, it should still not be an exclusion factor for buying the pump. There is no need to pay more if it will work just fine. And once again we would like to point out the significance of checking the device performance table which is a very important thing in sump pump ratings so that you can determine whether you need it or not. Other than these worries, this pump should work just fine for a prolonged period of time. We hope that the superior pump review helped you make the right choice for your unwanted water.

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