Zoeller Sump Pump Reviews

Zoeller Sump Pump Company is one of the leading companies which started its business in the USA. The company still continues to exist in the sector. They manufacture not only residential but also industrial water pumps in different series and types. They are usually distinguished from others with the durability and famous green color. When you look at their products, they appear robust and stable. It is obvious that they focused on the durability rather than the appearance. This is what the company workers and managers talk about the most in the company introductions. Quality and durability are essential factors for the company and almost every worker is proud of them.

Zoeller Company has an international working system even though its headquarters are in Louisville, KY. They also have international sales offices which are a plus among others. The company reflects the advantage of being a large and long-established company. Especially to after-sales support, warranty, availability of the parts and technical support. If you are buying a product, technical support is a must. And It is one of the services that you will be looking for the most. It is best for you to choose companies have fixed phone number, trust their products and provide a warranty. Also, It’s a plus If the company offers you to visit their factory.

We invite you to check our reviews to get detailed information on the best sump pumps in 2023.


Zoeller 53-0002 N53 Mighty-Mate Non-Automatic Submersible Pump

Price: $ | Hp: 1/3 | Product Dimensions: 9 x 9 x 12 inches | Item Weight: 17.25 pounds | Material: Cast Iron

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Zoeller 57-0001 M57 Basement High Capacity Sump Pump

Price: $$$ | Hp: 3/10 | Product Dimensions: 10.5 x 10 x 8 inches inches | Item Weight: 21 pounds | Material: Cast Iron

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Zoeller M63 Mighty-Mate Submersible Sump Pump

Price: $$$$ | Hp: 3/10 | Product Dimensions: 11 x 11 x 8 inches | Item Weight: 27.1 pounds | Material: Cast Iron

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Zoeller M53 Mighty-mate Submersible Sump Pump

Price: $$ | Hp: 3/10 | Product Dimensions: 7.8 x 10.5 x 10.5 inches | Item Weight: 7.8 x 10.5 x 10.5 inches | Material: Thermoplastic – Cast Iron

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Zoeller Sump Pump 53-0002 N53 Mighty-Mate Non-Automatic, Submersible


 The product is a continuation of the Zoeller 50 series. We will start reviewing this one of the top-rated sump pumps in the industry. But first it is better to mention that this is a non-automatic sump pump. That is, this sump pump doesn’t operate unless you plug in the power grid. The motor and pump housing as well as the switch case is made out of cast iron. In some of the products, bronze is preferred for the housing. Its motor capacity is 3/10 HP which is enough to remove 2580 GPH at 5 ft. of the head and 2040 GPH at 10 ft.

please check out our best sump pump reviews to see the variety of power and material options in sump pumps


None of the products contains components which may cause corrosion or rust such as sheet metal. All of the hardware components, as well as the guard and the handle, is made out of stainless steel. These kinds of materials are known to be extremely durable against corrosion and rusting. Whereas the base of the sump pump is engineered thermoplastic, engineered glass filled plastic with metal parts inside is used for the impeller.

Like best sump pump brands, Zoeller tests its products as well and the pressure test is one of them. It is carried out before the assembly of the products.


Vortex impeller design prevents clogging and thanks to this design vortex impeller is able to handle the small solids easily. The rugged structure of the impeller doesn’t have any screen on it to hold any kind of debris and particles. Therefore, you don’t have to worry about clogging.

Zoeller 53-0002 N53 weights 21 lbs. and its dimensions are 10,5 x 10,5 x 8 inches. We can surely say that this iron monster is ideal for average flooding. But if you face a bigger flood, certainly you are going to need a more powerful motor.

Zoeller Basement High Capacity Sump Pump 57-0001 M 57

Design & Quality

Another important product of Zoeller sump pumps is Zoeller 57-0001 M57 Basement High Capacity Sump Pump. It again sticks to the usual dark green color and robust appearance. But this time our product comes from the M series. Its motor is 3/10 HP and 115V and compared to the N53. It is automatic which means that the water in the pit raises the float and triggers the motor, it starts working automatically.

This sump pump is a typical example of Zoeller, as its motor housing, cap, pump housing, and base are cast iron.

There are some exceptions to that as well, such as stainless steel and plastic used for different parts. But this rugged, robust, strong and durable product is clearly a cast iron masterpiece.


The motor of this sump pump has a thermal overload reset to prevent overheating. On full capacity, it removes 2580 gallons of water per hour at 5 ft. of the head. As the distance increases to 15 ft., its performance will, of course, decrease to 1140 gallons of water per hour. But none of these numbers are bad. They show that this sump pump is perfectly capable of keeping your basement dry. Except the extreme floods. In such cases, you are probably going to need a high capacity product.

Apart from all that we have mentioned, we must add that Zoeller can provide some parts which are optional. These parts can be replaced or added in line with your needs. For example, if your floor has problems in terms of debris, you can use an optional pump stand. Thanks to this stand, the sump pump is placed a little higher on the floor. And this protects your motor from every particle which may clog the pipes.

In this review, we provided you with the detailed information about this sump pump based on collective sump pump ratings of users in the worldwide and countries. The choice is yours.

Zoeller Sump Pump M63 PREMIUM SERIES 1/3 HP Mighty-mate

Design & Quality

Another sump pump from the M series of the green monsters is Zoeller M63. It is designed based on the 50 series. This automatic pump promises a longer lifetime for the switch as a result of the advanced switch technology.

They followed the classic Zoeller philosophy and used the materials which will ensure durability in the most severe conditions. Cast iron again dominates most of the pump. This material is quite successful at disseminating the heat.

So it is one of the most important elements at keeping the motor at low heat. In addition to that, they finished housing with powder coated epoxy. Thus you end up with a product design which helps you to benefit from the highest performance.


As it can be understood from its name, its 3/10 HP motor has enough pumping capacity for residential use. So, this one claims to be one of the best sump pumps for basements. On full capacity, it removes 2580 gallons of water per hour at 5 ft. of the head. Performance presumably decreases on 10 ft. is 2040 GPH. Similar to other models, the motor requires a 115V energy supply. (Besides, You always have as the best option to acquire a battery backup sump pump system )

There is a thermal overload reset protection system to overcome the overheating problem.The maximum operating temperature is 130 °F. After this degree, thermal overload protection steps in and reset the system.

It weighs 28.1 pounds (10 kg) and has the dimensions of 10,2 x 7,8 x 10,2 inches. It is also important to mention that this product has a LED lighted plug end. So you can notice it when it is dark.

Zoeller Sump Pump M53 Mighty-mate, 1/3 HP

Design & Quality

Here is the 1/3 HP quality green monster which stands as top-rated sump pump of our lists in 2019 (It was even our choice as the best sump pump of 2018): Zoeller M53 Mighty-mate Submersible Sump Pump.

There is a full-page detailed review of this pump and you can click on the link to see that. But here we hope to explain why it is on top of the lists and the primary reason is, in fact, being one of “best-selling” products despite it’s not listed as one of those cheap sump pumps in the market. This durable sump pump shows great success at doing whatever it promises.

So it is one of the most important elements at keeping the motor at low heat. In addition to that, they finished housing with powder coated epoxy. Thus you end up with a product design which helps you to benefit from the highest performance.


M53 Mighty-mate is especially favorite in terms of residential purposes. The customers satisfied with its perfect performance even say that they buy it a beer (no exaggeration). Another distinctive feature of the Zoeller is that it has a full inventory of pump parts. This gives you the opportunity to get to know all the features of the products as if you can reconstruct it. This is absolutely not a joke or exaggeration.

There are a considerable amount of customers using Zoeller between 15 and 20 years. It even works perfectly when it has to work every 15 seconds for 8-10 weeks. (Remember the best option: having a sump pump backup system alongside primary as well). And you can use this pump for long years without any problem. Of course, this is possible when you follow the instructions carefully during the sump pump installation. After you do that, This pump will take its place in your life quietly. As one of the best friends possible and make your life easier. (Please check Zoeller’s quiet check valve technology against water hammer like noise problems)

Zoeller Pumps Company and Zoeller Sump Pumps

Foundation & Production

The steady brand of the pump world which goes back to 1939 has become specialized in this field. And It has been manufacturing different types of dewatering or wastewater pump ever since. The product scale includes utilitypedestal, effluent, sewage, grinder pumps and they design special products based on the needs. They are really proud of saying that one of their most important mottos is “We excel at 1.000 little things”. The quality of their products can easily be measured by their lifetime. Zoeller is one of the leading brands which has the most durable products. They have the longest lifetime and never disappoints you. Availability of product components and warranty coverage of the technical faults are appreciated by the customers.

Although its headquarters is in Louisville, KY, Zoeller has a network of international distributors and offices. They have distributors in North, South and Central America, Middle East, Europe, Asia, Africa, and Pacific Rim. This makes them a worldwide known company rather than a local brand.

Zoeller Pump company

Technical Support

You can easily find every technical and special detail about their products on their own original website. So you can easily find the necessary information after of before you buy a sump pump. Such a website is especially important for a brand known worldwide and countries. Zoeller took it one step forward and created a blog for you. So, you can share your own story related to Zoeller products. You can also get much more detailed information on their YouTube channel where they share videos of their products.

Moreover, they have a training center called the Center for Excellence. It is for professionals and customers to discover the pump industry. And there you get the chance to learn how pumps are manufactured. You will see it in the first hand in a 6,000 ft² facility. In the center, there are different fields from live demonstrations to computer simulations. Besides, a library of cutaway models where you can get all the information on how a pump works. It doesn’t matter if you are just curious or a professional. Or trying to improve your mechanical or technical knowledge, you will surely find this facility satisfying. Of course, you need to go to Kentucky first.


Now let’s have a look at the tests that Zoeller put its products before selling. According to their documents, Zoeller basically puts sump pumps and sewage pumps to 5 tests:

Primary Tests
Secondary Tests


While Zoeller offers a 3-year warranty for the 50 Series, it offers a 5-year warranty for the 63 Series. The company provides different warranty periods for different series. Of course, this period applies on condition that you fulfill the instructions in the installation manual and warranty. Zoeller manufactures the product parts itself and also have a backup – combination systems it offers in a package. Therefore, when you need any spare parts, you need to get in touch with them.

Final Thoughts




Their website is where you can find the most detailed information about Zoeller sump pumps. The most helpful information source for us as well is their website. Because of the detailed documents, video support, and tips are the indicator of the confidence they give to their customers.

Like every brand, Zoeller has exceptional defects, some expectations that they can’t meet, unsatisfied customers and critical reviews, too. But we can tell that Zoeller is trying to meet the expectations of their customers in the best way possible. If you are looking for the best sump pump tailored to your needs, we are sure that Zoeller will be on top of your list with its rugged and durable products and experience. You only need to follow the buying and operating instructions and do detailed research on the product.

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