Too many sump pump brands and sump pump manufactures names do make it difficult to choose the best sump pump for protecting your basement from flooding when those heavy rainstorms occur; therefore this sump pump review by manufacturer compares eleven sump pump brands associated with 11 different pump companies. It reveals what makes these brands and companies different and why those differences matter. Become an educated shopper with peace of mind that your sump pump purchase is the best choice for your water pumping needs.
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Zoeller Pump Company focuses on quality and needs most common to sump pump owners.
Wayne Pump Company identifies themselves as an assembler of sump pumps taking foreign and domestic parts and assembling them into a sump pump ready for purchase.
Though they offer a limited number of sump pump models and feature options, their models are popular.
Superior Pump, part of the Pedrollo Group in Europe, offers more feature options and therefore more sump pump models.
Unique features belong to Liberty Pumps. Specific models provide quick power cord disconnect, aluminum finned housing, and Uni-body casting which eliminates a pump seal found on other brands.
Like Zoeller and Wayne, Little Giant heralds 75 plus years in the pump business.
Basement Watchdog long known for battery backup sump pumps also supplies submersible sump pumps.
Flotec, now owned by Pentair, provides a wide range sump pump models with many feature options.
All sump pumps consist of the same basic features, also known as specifications; however their features possess uniqueness. These unique differences yield different outcomes when it comes to performance, reliability, quality, and durability.
Comparing pumping performance (GPM, gallons per minute, or GPH, gallons per hour) reveals the range is much the same for all 1/3 and 1/2 HP motors with 1,740 to 2,040 GPH at a 10 foot vertical height for 1/3 HP and a 3300 GPH to 4,200 GPH for 1/2 HP. Superior and Little Giant 1/3 HP pumps are at the lower end of the GPH range. Zoeller, Wayne and Liberty Pumps 1/2 HP pumps are at the higher end of the GPH range.
By comparing the GPM of a Zoeller 1/2 HP with manufacturers of 3/4 HP (Wayne, Superior, Ridgid, Watchdog, Flotec, Simer, Flint Walling/Star) you will discover that a Zoeller 1/2 HP GPM is the same as the 3/4 HP. Zoeller pumps are more efficient. In addition Zoeller motors only run at 80% usage with 20% in reserve.
Often there is concern about which horse power pump is needed. The simplest way to choose the right horse power sized pump is to count how many times the pump runs per minute during a heavy rainstorm. A run of 5 times a minute for an 18 inch diameter pit with the average 4 gallons of water removed from the pit per pumping cycle would mean that 20 gallons are removed per minute and 1,200 gallons pumped per hour. In this case a 1/3 HP sump pump would be adequate.
Comparing the pump housing of cast iron sump pumps reveals that sump pump housing material options are increasing. Fifty years ago cast iron was considered the only smart option. Today, sump pump housing material options include cast iron, stainless steel, carbon steel, aluminum, zinc and thermoplastic.
Cast iron is still the best option used by Zoeller, Liberty Pumps, Wayne, Superior, Flotec, Little Giant, Red Lion, Pentair Myers, Everbilt, Basement Watchdog and Hydromatic. Cast iron is known for its durability, weight to keep the pump in place during heavy continuous pumping, and heat dissipation. Unlike stainless steel that does not rust, cast iron housing must be epoxy coated to retard rust. Cast iron is most often used for one-half horse power or greater and therefore all manufacturers have at least one cast iron housing model. Cast iron handles heat without warping the housing and is strong enough to support continuous heavy pumping; however its cost is causing pump companies to find other options. Cost and material availability is why all brands offer multiple housing material options.
Stainless Steel used by Wayne, Superior Pump, Red Lion, Flotec, and Basement Watchdog, heats up quickly and cools quickly so is a good housing material alternative with a shorter life span. Because stainless steel is a light weight metal, a cast iron pump base is often used to add pump weight to keep the pump in place during heaving pumping.
Aluminum housing, used by Liberty Pumps and Everbilt, heats up much quicker, does not cool as quickly, and is not as strong and durable as cast iron, but is better than thermoplastic housing which traps heat.
Zinc housing used by Flotec and Pentair Myers, is absorbs heat readily thus depends upon the pit water to keep it cooler during continuous pumping but is stronger than aluminum housing.
Thermoplastic housing. used by Liberty Pumps, Zoeller, Wayne, Everbilt, Flotec, Superior Pump, Little Giant, Basement Watchdog, Red Lion, and Pentair Myers, traps heat, warps and cracks easily but is less expensive. All pump manufacturers have at least one model with engineered plastic housing.
Bronze housing. is used only by Zoeller, Liberty Pumps and Little Giant. This is an extremely expensive metal. It is used for commercial sump pumps because of its durability and heat dissipation qualities.
Comparing sump pump float switches makes it obvious their purpose is the same: respond to the water level in the pit and turn on the sump pump when the electrical circuit is closed and flows to the pump motor; however the design by which they perform their purpose varies by manufacturer.
Four float switch types are still the most popular among sump pump brands: tether, vertical (magnetic and snap action), and diaphragm.
Tether Float Switch
Tether float switches used with Zoeller, Liberty Pumps, Wayne, Superior Pump, Flotec, Red Lion, Pentair Myers, Everbilt, Basement Watchdog, and Hydromatic are popular for those who wish to adjust the ON OFF switch height, want six to eleven gallons of water pumped per pumping cycle and have an 18 inch pit diameter or larger and are not concerned about tangling and hang-up.
Vertical float switches are very popular for those with narrow pit space or those who wish to install a battery backup pump and are content with only 4 or 6 gallons or water pumped per cycle. Two styles of vertical float switches are very popular: the vertical magnetic and the snap-action.
Vertical Magnetic Float Switch
Vertical Snap Action Float Switch
Vertical Enhanced Snap Action Float Switch
Since the snap action float switch is tested only to 1 million cycles, Zoeller introduces the enhanced snap action float switch which contains an extra bar found between the two switch connectors to decrease friction wear and extend the life of the switch to 3 million pumping cycles. The enhanced snap ation float switch is used with Zoeller Premium Models M63 and M95.
Diaphragm Switch
Electronic Switch
Being able to adjust the ON height of a vertical float switch is rare unless a manual pump is installed; however Basement Watchdog offers models with a solid state vertical float switch. This means the float switch is a standalone module with its own controller; therefore, the float switch when attached to the discharge pipe can be attached at the owners desired ON height. The controller turns the pump ON when water reaches the float and turns the pump OFF 10 seconds later.
Not all pump bodies are the same. Liberty Pumps is unique with a Uni-body, one piece body. A one piece body eliminates the need for an additional bottom seal. Seal leakages are not too prevalent, but they can happen.
Flotec recently introduces a few Uni-body models as well.
Comparing a sump pump power cord reveals 3 differences: 1) Cord length 2) Plug type 3) Ease of disconnect. Cord length is important because using an extension cord is not recommended.
Cord Length
All brands offer a standard length and manufacturers like Zoeller and Liberty Pumps offer specialized lengths as well. Wayne and Flotec power cord standardized length is 8 feet. Zoeller and Star Water Systems offer a standard 9 foot cord length. Basement Watchdog, Red Lion, Liberty Pumps, Superior Pump, and Little Giant consistently offer a standard 10 foot cord.
Plug Type
As for plug type, two styles exist: non piggy back plug and a piggy back plug.
A non-piggy back plug has only one set of wires running through the cord that is plugged into the wall outlet. The switch wires are connected to the motor internally. This is especially true for a snap action float switch.
A piggyback plug designs the motor cord for plugin to the piggy back outlet and the piggy back be plugged into the electrical wall outlet. This means the float switch and motor have separate power cords and if the switch fails the pump can be run manually by bypassing the piggyback plug and plugging the pump motor directly into the wall outlet. Piggyback plugs are designed with the Flotec, Liberty Pumps, Superior, Red Lion and Basement Watchdog sump pumps with a tether and vertical magnetic float.
Ease of Disconnect
Quality made pumps rarely experience power cord failure; however when the power cord fails and needs replacement, Liberty Pumps makes replacement very easy. Their Quick Disconnect power cord design makes replacement so very easy. They are the known brand with this design.
Comparison of clog prevention design also show differences. Many use a bottom screen to prevent debris from entering the impeller such as Basement Watchdog, Simer, Flotec, Ridgid, Little Giant and Superior. Wayne uses top suction. Liberty Pumps, Zoeller, Pentair Myers, Pentair Hydromatic, Red Lion, Everbilt and some Little Giant, Flotec and Basement Watchdog models use a vortex impeller which actually handles up to 5/8 in solids eliminating the need for a bottom screen.
By comparing the basin size required by manufactures you will discover that some sump pumps are taller and narrower, while others are wider and shorter. Also those with a tethered float switch require more pit room.
The brands known for narrower dimensions are the Basement Watchdog, some Liberty Pumps and Superior Pumps,
sump pump amp usage varies by brand and pump horse power; however Basement Watchdog Star Water Systems, Superior Pump, Red Lion and Flotec pumps use less Amps. Brands such as Zoeller, Wayne and Little Giant require more Amp Usage.
The models specification sheet or owners manual will indicate Amp usage.
Zoeller is known as the professional plumber's choice. Zoeller uses the highest grade of cast iron for their submersible pumps. Zoeller is now the oldest manufacturer of residential sump pumps in the USA with its beginning in 1939 in Louisville, Kentucky where its headquarters are still located.
The Little Giant is known for its use of the diaphragm rather than a float switch.
Wayne is known for its innovation. Some new features are successful and others are not like the Switch Genius technology which uses a microprocessor (probe water sensor) instead of a float. The idea was great however the probes were affected by calcification found in ground water. Stak Enterprises has been successful with their electronic switch with probes technology which is not impacted by water chemicals.
Glentronics (Basement Watchdog) is known for its external dual float switch cage which has two floats. One switch is used until it wears out then the other one operates providing double protection. Since the float switch cage is attached to the discharge pipe it is easy to replace. Basement Watchdog is also known for its energy efficient pumps.
Superior pumps are made with removable float switches so they can also be used as utility pumps.
Ridgid is a brand that uses stainless steel pump housing with a cast iron. Their models include tether and vertical float switches.
Myers is a trademark of Pentair Water known for many types of water solutions. Their model has an antilock air hole in the volute base and the pump is very serviceable. As of 2020, these pumps are now made in the USA in Delevan, Wisconsin.
Liberty Pumps is known for its one piece unit eliminating the motor seal ring. It also has a quick disconnect power cord and many of their models use a vertical magnetic float switch. They also use aluminum housing for some of the models. To keep fast heating aluminum cool, they have introduced fins to their body housing.
Hydromatic is a sump pump brand that has been around since 1959; however it has changed company ownership multiple times. Now it is owned by Pentair. Hydromatic is a pump known for its cast iron usage. .
Flotec and Simer are now part of the Pentair group. Flotec is the first to use zinc housing for some of its models.
Flint and Walling is now owned by Zoeller Company. Flint Walling uses cast iron housing for many of its models.
Red Lion is known for using cast iron for pump housing, pump base and impeller. They also favor the snap action vertical float switch.
Red Lion and Zoeller floats are solid so punctures will not cause float switch failure.
Only Liberty, Zoeller and BasePumps manufacture water powered sump pumps.
Only Zoeller, Liberty Pumps, and Pentair Myers continue to build their pumps in the USA. Other like Wayne and Ridgid assemble their pumps from foreign and domestic parts like a float switch to a pump motor with housing. Still others like Superior, Flotec, Little Giant, Red Lion, Basement Watchdog, Everbilt, and Hydromatic import a ready to sell sump pump.
Liberty, Zoeller, Wayne, Watchdog (Glentronics), Flotec, and Red Lion models include combination sump pumps. The combination pump comes preassembled with a primary submersible pump and a battery backup pump. These preassembled pumps are easy to install. Of course knowing the diameter of your pit is important to determine if it will fit into your pit.
Superior, Liberty, Wayne, Watchdog (Glentronics), Zoeller, Little Giant, Superior, Flotec, Simer, and Hydromatic offer battery backup sump pumps.
Pedestal sump pumps are easy to maintain because the motor sits above the basin and never is submersed in the water. The float is easy to replace. Zoeller, Superior, Flotec and Red Lion offer Pedestal Sump Pumps.
Zoeller Pumps
The most popular Zoeller Pump models include the M53 (1/3 HP Cast Iron Vertical Float Primary Submersible), The M57 (1/3 HP All Cast Iron Vertical Float Primary Submersible, the M98 (1/2 HP Cast Iron Vertical Float Primary Submersible), the M267 (1/2 HP Cast Iron Vertical Float Sewage), the 105-0001 (1/3 HP Laundry Drain Kit), and the N53 (1/3 HP Cast Iron Non Automatic Sump which can be automated by installing a standalone float switch). The M63 and M95 also have an upgraded switch which is tested to run for 3 million pump cycles without failure.
The latest Zoeller Pumps innovation include the Premium Series M63 (1/3 HP all cast iron construction with 5 year warranty Vitron outer switch boot), M95 (1/2 HP cast iron construction except for the thermoplastic impeller 5 year warranty Vitron outer switch boot), and the Aquanot 508-0005 battery backup (1800 GPH @ 10 Ft. 5 year warranty, redundant float switch with Z Control Enabled notification and remote access). Zoeller also redesigned their water powered sump pump Flex 540 so it is now one of the most powerful water powered sump pumps for residential use.
Liberty Pumps
The most popular Liberty Pumps are the 237 (1/3 HP Vertical Magnetic Float, Epoxy Coated Aluminum) CSP-237 (1/3 HP Crawl Space), 297 (3/4 HP, Cast Iron, one-piece UNI-Body casting, Vertical Magnetic Float), SBX280A High Output Sump Box for new home construction with Debris Filter (1/3 and ½ HP primary totally sealed and radon ready and 12 Volt Battery Backup System), 257 (1/3 HP, Cast Iron Vertical Magnetic Float).
The most recent Liberty Pumps innovation includes the Night Eye which provides wireless connection to smart devices anywhere in the world. The Night Eye WiFi connectivity can be used with the Sumpjet SJ10A-Eye (Water Powered Backup Pump), The StormCell 442-10A and 442-25A-EYE Battery Backup Sump Pumps, and the Combo Pumps (PC257-442-EYE, the PC237-10A-EYE, and the PC457-442-10A-EYE). The battery backup system (441) has also be upgraded to the new system 442.
Wayne Pumps
The most popular Wayne Water Systems Pumps include CDU980E (3/4 HP, Cast Iron/Stainless Steel Vertical Float), CDU1000 (1 HP Cast Iron, Vertical Float), CDU800 (1/2 HP Vertical Float Switch Cast Iron), ESP25 (12 Volt Battery Backup), GFU110 Portable Electric Utility), and WWB WaterBUG Submersible Utility). WSS30V I1/2 HP Primary 12 Volt Battery Backup).
The latest Wayne innovation includes the WC550V (1/2 HP Cast Iron Vertical Float Sewage), CWS50 (Cast Iron Well Pump), PC4 (1/2 HP Cast Iron Transfer), WSM3300 (12 Volt Thermoplastic 2 Year Warranty 2300 GPH @ 10 Feet Battery Backup).
Superior Pumps
The most popular Superior Pumps are the 92342 (1/3 HP Cast Iron Vertical Float), 92330 (1/3 HP Thermoplastic Tether Float Switch Sump), 92333 (1/3 HP Thermoplastic Pedestal), 92572 (1/2 HP Thermoplastic, Vertical float Sump), 92900 (12 Volt Battery Tether Float Backup).
The latest Superior innovation includes the 92751 (3/4 HP Cast Iron/Stainless Steel Vertical Float Switch 3 Year Warranty Quick Float Disconnect Sump to convert to usage as Utility Pump).
Little Giant Pumps
The most popular Little Giant Pumps include the 506158 (1/3 HP Diaphragm Switch cast iron sump pump) , 506807 (6EC-CIA-5FS 1/3 HP Snap Action Vertical Float Switch cast iron sump pump) and condensate pump. Little Giant is over 80 years old and is now owned by Franklin Electric. For two consecutive years Newsweek lists them as one of America's Most Trustworthy Companies.
The latest Little Giant innovation includes the Little Pit+ Plus Jr. which helps homeowners who want to create usable space below-grade including a toilet. This 4/10 HP sewage pump delivers long-term performance and comes with several key features including a removable cover, easy access to the float, and the ability to service the pump without disconnecting the intake and discharge.
Also getting attention is the PES Series pond pumps (Model 566717) designed to operate continuously with minimal energy consumption. These easy to install magnetic drive pumps feature a corrosion-resistant body specifically designed for submersible continuous use applications, including pond fountains and small waterfalls.
Basement Watchdog Glentronics Pumps
The most popular Basement Watchdog Pumps include BW1050 (1/2 HP Dual Vertical Float Cast Iron @ Year Warranty), Basement Watchdog BWE (1000 GPH @ 10 Feet Reed Float Switch 12 Volt Battery Backup).
The most popular Glentronics products are the BWD-HWA (Water Sensor & Alarm), DFC2 PHCC (Pro Series Deluxe Dual-Float Controller), SST1033-NS (1/3 HP Cast Iron Stainless Steel Dual Float Switch is Separate Purchase).
The latest Basement Watchdog and Glentronics innovation is Glentronics' PHCC Pro Series allowing for two different connection options for home owners to be notified remotely. Option 1 uses the PHCC Pro Series WiFi Module ( PS-WiFi) which sends emails or text notifications and status alerts to the phone, tablet or computer. This option does not required monthly or yearly fees or subscriptions. Option 2 uses the PHCC PRO SERIES Home Automation Connection Module (PS-HZM) to connect to compatible monitored home security or home automation systems using Z-Wave Plus. Option 1 and Option 2 can be used with Primary Pump Models ST1033, ST1050, S3033, S3050, S3100, S5033, S5050) and the DFC2 (for clear water only) or VSC2 (for laundry and sewage) Controller Switch; the Ejector Pump Models (E7040, E7055, E7105) and the VSC2 Switch controller; the Combination Pump Models PHCC-PS-C11 and PHCC-PS-C22; and the Battery Backup Sump Pump ModelsPHCC-1850 and PHCC-2400.
The Basement Watchdog Battery Backup Systems have been modified to allow the usage of the GW27AGM Maintenance Free Battery.
Flotec Pumps
The most popular Flotec Pumps include the FPZ550T (1/2 HP Tether Float Thermoplastic Submersible Sump), FP4012-10 (1/2 HP Shallow Well Pump Jet), PF5172 (1/2 HP Self-Priming High Capacity Sprinkler), FPZ533V (1/3 HP Vertical Float Switch Zinc 1 Year Warranty Sump).
The latest Flotec innovations is the FPCC5030 (Pre Assembles with Primary and Battery Backup With Virtual Water Assistant Which Provides Remote Monitoring And Sends Alerts To Cell Phone Or Computer. Primary 3000GPH @ 10 Ft Backup 1260 GPH @ 10 Ft.).
Red Lion Pumps
The most popular Red Lion Pumps include RL-SCSONV (1/2 HP Cast Iron Vertical Switch Sump),, RJS-100-PREM-602208 (1 HP Cast Iron Shallow Well Jet), RLSP-200 (2 HP Cast Iron Sprinkler).
The latest Red Lion Pumps innovation includes the RL-SPBS Series Battery Backup System (Diaphragm Switch, 1200 GPH @ 10 Ft 12 Volt 2 Year Warranty) and the Red Lion 5RLAG-2LKIT (Aluminum Water Transfer Kit 1 Year Warranty).
Each sump pump type includes many models. The following pumps are chosen as the best for each sump pump type. The pumps listed are selected because of their quality, features and customer review rating. Their features shown below provide guidance as to why these sump pumps are the best choice.
One model for a Primary Submersible, a Pedestal Non Submersible, a Battery Backup, a Water Powered and a Utility Pump is provided.
Choose the pump type of interest or scroll to see them all.
The Zoeller M53 is the best submersible sump pump for those who need a reliable pump. Zoeller M53 is known for the following.
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The Zoeller M84 1084-0001 1/2 HP is a good pedestal sump pump. Zoeller M84 1084-0001 is known for the following.
The Basement Watchdog Special BWSP is a good battery backup sump pump. Basement Watchdog BWSP is known for the following.
The Liberty Pumps SJ10 SumpJet has long been the favorite water powered backup sump pump. Liberty Pumps SJ10 is known for the following.
The Wayne WSS30VN combination primary plus battery backup sump pump system is a longtime favorite for many homeowners. Wayne WSS30VN is known for the following.
The Superior 91250 utility pump is a favorite for many homeowners. Superior 91250 is known for the following.
The sump pump industry is changing these days. Twenty-five years ago many more manufacturers built their own sump pumps, but economic changes are noticeable now.
Three sump pump manufacturers for residential pumps (Zoeller, Liberty Pumps, and Pentair Myers) continue to build their pumps in the USA and the others either assemble their pumps from foreign and domestic parts like a float switch to pump motor with housing (Wayne, Little Giant, and Ridgid) or import a ready to sell sump pump (Superior, Flotec, Red Lion, Basement Watchdog, Everbilt, and Hydromatic). The ever changing economy continues to affect where residential sump pumps are built.
The degree of testing also varies by sump pump brand. Manufacturers like Zoeller and Liberty Pumps test each pump before it leaves the factory so it will work when installed.
How to choose the best sump pump manufacturer and brand depends upon your water pumping needs, matching your needs with the differences between sump pump brands and adding your personal preferences.
All sump pumps will protect against flooding; however some are more suited for your specific water pumping needs.
Here are common questions that will help identify your needs and preferences.
We have done the work for you on over 160 sump pumps.
Primary Sump Pumps
Primary Submersible Sump Pumps act as the main pump in the basin; therefore finding the best pump is very important. We provide help for you to determine what your water pumping needs are, so you can make a wise selection. There are many brands, models, sizes by horse power, performance capabilities by gallons pumped per minute, float switch types, clogging prevention designs, and pump housing materials. Select the best pump to keep your basement from flooding.
Backup Sump Pumps
Backup Sump Pumps are a necessity since your electricity and primary pump will fail sometime during a rain storm. Rather than deal with a flooded basement, it is more cost and time effective to install a backup. Many performance capabilities, battery sizes, alarm types, footprint sizes and power source options are available. Select the perfect backup pump for your situation.
Combination Sump
Combination Sump Pumps come preassembled with a primary pump and a battery backup. These combination systems come preassembled so all you have to do is align the combination systems discharge pipe to your existing discharge pipe in the sump basin. There are many brands, models, footprint sizes, horse powers, clogging prevention designs, pump housing and performance capabilities by gallons pumped per minute. Find the best pump for your water pumping needs.
Water Powered Sump
Water Powered Sump Pumps are a good solution if you have long power outages during heavy storms such as hurricanes. City water is required and available during power outages because generators keep the city pumps running. Water powered pumps are also the preferred choice for homeowners who do not want to rely on battery power. Discover if a water powered system is best for your water pumping needs.
Pedestal Sump Pumps
Pedestal Sump Pumps are easy to maintain because the pump motor and float switch sit above the basin and therefore are not submersed in the water. The number of brands and models is limited; however horse power and performance capability for pumping gallons per minute vary. Find the best pedestal pump for your needs.
Check Valves
Check Valves are an important part of any pumping system. They prevent the motor from having to re-pump water flowing back down the discharge pipe when the motor stops. They can also lessen the sound of water hammer. There are many brands, styles and end connector types. Select the best check valve for your needs.
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