Superior Pump 1/3 HP Sump Pump

Last updated: June 10, 2019


The Superior Pump 1/3 HP Sump Pump impresses by removing up to 40 gallons of water per minute. You'll get overheating protection, thanks to a built-in thermal capacitor, reducing the risk your pump will shut down midway through. One of the best things about this sump pump is its price. But it's important to note that it doesn't have an automatic shutoff.

We looked at the top Sump Pumps and dug through the reviews from some of the most popular review sites. Through this analysis, we've determined the best Sump Pump you should buy.

Product Details

In our analysis of 39 expert reviews, the Superior Pump 1/3 HP Sump Pump placed 2nd when we looked at the top 7 products in the category. For the full ranking, see below.

From The Manufacturer

Superior Pump builds pumps that are truly Built to Last and are 100 percent factory tested. Superior Pump uses quality components including solid copper motor windings, heavy duty stainless steel jacketed shaft seals, double o-ring seals on motor plate, and electronically controlled split capacitors. Superior Pump model 91330, 1/3 HP thermoplastic submersible utility pump with 10 foot power cord and ¾-inch garden hose adapter, will move water up to 2400 gallons per hour. Equipped with suction screen to filter out large debris and handles up to 1/8-inch solids with ease. Base of the pump is designed to fit the hub of a standard 6-inch floor drain. This pump is UL/CUL listed and CSA certified and backed by a 1 year warranty. Superior Pump is a family owned and operated Pump Company specializing in residential / light commercial duty pumps. Headquartered in Minneapolis, Minnesota, Superior Pump was founded in 1999 after spending years in the pump industry dating back to the 70’s, and with a plumbing background starting in St Paul Minnesota dating all the way back to 1885. Superior Pump adheres to our strong core family values, selling the absolute highest quality product possible. Known for building durable pumps, Superior Pump concentrates on quality throughout the engineering, manufacturing and testing processes. Quality products, strong warranties, excellent USA based customer service – Superior Pumps Built to Last!

Expert Reviews


What reviewers liked

Offers similar water removing action as higher-priced models made possible by its 1/3 HP motor.
One striking characteristic of this best submersible sump pump is how the heat generated from the motor is cast away promptly, which actually proved to be a contributing factor in providing maximum efficiency and making the unit less susceptible to damage.
The adapter for the sump pump is the style of a garden hose allowing the adapter to be removable. By having an adapter that can be removed allows the sump pump to be used for several different applications.
This small sump pump is one of the cheapest models we have looked at in our guide. Cheaper pumps do exist, but they don’t have anywhere near as impressive a rating as this pump has.
The Superior Pump 91330 is a well-designed pump that can move a considerable volume of water within a short time. It can move up to 40 gallons of water per minute.

What reviewers didn't like

Gets a little sluggish with some task that require quick removal of excessive water. Doesn't have automatic shutoff.
The motor is thermally protected with a split capacitor hence it has fewer chances of breaking down.
View our Sump Pump buying guide for in-depth advice and recommendations.

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