If you’re looking to buy a new stainless steel sump pump and still confused about which one is best.

Then you’re in the right place because Our team has spent more than 50 hours researching, comparing, and testing the different options available in the market nowadays to be able to compile the following list of picks for the best stainless steel sump pump you can purchase right away from Amazon.

First, here are our picks for today along with our research score for each item.

Top 10 best stainless steel sump pump (Our Favorites)

Now, let’s take a look at each item of the best stainless steel sump pump, in order to know the different features & benefits of each pick.

WAYNE - 1 HP Submersible Cast Iron and Stainless Steel Sump Pump with Integrated Vertical Float Switch - 6,100 Gallons Per Hour - Heavy Duty Basement Sump Pump

 in stock
Amazon.com
as of May 1, 2022 4:52 pm

Features

  • HIGH-CAPACITY REMOVAL - This 1 HP WAYNE basement sump pump is perfect to keep your basement dry during heavy water flow. Whether it’s rain, snow melting, etc. WAYNE model CDU1000 can pump up to 6,100 GPH to keep your basement dry
  • TOUGH AND DURABLE - Corrosion-resistant stainless steel motor housing and fasteners come with a cast-iron volute that provides long life in tough sump pump applications
  • EFFICIENT DESIGN - The top suction design eliminates air lock and minimizes clogging from any debris in the bottom of the sump pit. Easy to install in about 15 minutes with no need to drill a weep hole
  • ADDITIONAL FEATURES - 1-1/2” NPT discharge for compliance with building codes. The vertical float switch has been tested to 1 million cycles for long-lasting use
  • QUALITY YOU DESERVE - Proudly assembled in the USA for quality you can trust. Warrantied for 5 years for dependable, efficient, & ultra-quiet performance

Wayne 58321-WYN3 CDU980E 3/4 HP Submersible Cast Iron and Stainless Steel Sump Pump with Integrated Vertical Float Switch, Large, Silver

$194.99  in stock
17 new from $194.99
Free shipping
Amazon.com
as of May 1, 2022 4:52 pm

Features

  • HIGH-CAPACITY REMOVAL - This 3/4 HP WAYNE basement sump pump is perfect to keep your basement dry during heavy water flow. Whether it’s rain, snow melting, etc. WAYNE model CDU980E can pump up to 5,490 GPH to keep your basement dry.
  • TOUGH AND DURABLE - Corrosion-resistant stainless steel motor housing and fasteners come with a cast-iron volute that provides long life in tough sump pump applications.
  • EFFICIENT DESIGN - The top suction design eliminates air lock and minimizes clogging from any debris in the bottom of the sump pit. Easy to install in about 15 minutes with no need to drill a weep hole!
  • ADDITIONAL FEATURES - 1-1/2” NPT discharge for compliance with building codes. The vertical float switch has been tested to 1 million cycles for long-lasting use.
  • QUALITY YOU DESERVE - Proudly assembled in the USA for quality you can trust. Warrantied for 5 years for dependable, efficient, & ultra-quiet performance.

WAYNE CDU790 - 1/3 HP Submersible Cast Iron and Stainless Steel Sump Pump with Integrated Vertical Float Switch - Up to 4,600 Gallons Per Hour - Heavy Duty Basement Sump Pump , Black

$139.99  in stock
18 new from $139.99
1 used from $113.66
Free shipping
Amazon.com
as of May 1, 2022 4:52 pm

Features

  • High-Capacity Removal - This 1/3 HP WAYNE basement sump pump is perfect to keep your basement dry during heavy water flow. Whether it’s rain, snow melting, etc. WAYNE model CDU790 can pump up to 4,600 GPH to keep your basement dry.
  • Tough And Durable - Corrosion-resistant epoxy coated steel motor housing and stainless steel fasteners come with a cast-iron volute that provides long life in tough sump pump applications.
  • Efficient Design - The top suction design eliminates air lock and minimizes clogging from any debris in the bottom of the sump pit. Easy to install in about 15 minutes with no need to drill a weep hole!
  • Additional Features - 1-1/2” NPT discharge for compliance with building codes. The vertical float switch has been tested to 1 million cycles for long-lasting use, up to 10 time more than our competitors.
  • Quality You Deserve - Proudly assembled in the USA for quality you can trust. Warrantied for 3 years for dependable, efficient, & ultra-quiet performance.

Superior Pump 92151 1 HP Cast Iron Sump Pump Side Discharge with Vertical Float Switch

$205.99  in stock
3 new from $205.99
1 used from $161.00
Free shipping
Amazon.com
as of May 1, 2022 4:52 pm

Features

  • 1 HP Sump pump moves up to 5160-gallons per hour; pumps water up to 25-vertical feet
  • Rugged stainless steel and cast iron construction; Continuous duty, thermally protected split capacitor motor
  • 2-inch discharge for high capacity pumping; Handles up to 1/2 inch solids; cULus Listed, CSA Certified
  • Includes: Vertical float switch, 1-1/2 inch NPT discharge adapter, 10-foot power cord with piggy back plug
  • Superior Pumps are Built to Last, engineered with quality components and are 100% factory tested

THE BASEMENT WATCHDOG Model BWSS100 1 HP 6,540 GPH at 0 ft. and 4,400 GPH at 10 ft. Cast Iron / Stainless Steel Submersible Sump Pump with Caged Dual Micro Reed Float Switch

$189.00  in stock
2 new from $189.00
Free shipping
Amazon.com
as of May 1, 2022 4:52 pm

Features

  • Pumps 4440 GPH at 10 ft. lift, emptying the sump pit quickly (6540 GPH at 0 ft. lift)
  • 1 HP, 6.3-Amp permanent split-capacitor motor provides optimal GPH output
  • Cast iron - stainless steel construction provides durability for long-lasting use
  • 2 Inch discharge for maximum output
  • Includes caged dual float switch and controller for double the protection

Zoeller 57-0001 M57 Basement High Capacity Sump Pump, 1 Pack, Stainless Steel

$288.00
$216.00
 in stock
23 new from $216.00
Free shipping
Amazon.com
as of May 1, 2022 4:52 pm

Features

  • 3/10 HP pump for residential sump pits or septic tanks
  • 1½" discharge, passes 1/2" solids
  • Automatic model with integral float switch
  • Performance: 43 GPM at 5' TDH, shut-off: 19.25' TDH
  • All cast iron construction with stainless steel guard and handle

PROSTORMER 1HP Stainless Steel Sump Pump, 3700GPH Submersible Water Pump Clean/Dirty Water Pool Pump with Float Switch for Fresh Water, Mains Water, and Pool Water

$60.99  in stock
Amazon.com
as of May 1, 2022 4:52 pm

Features

  • ⚡⚡【Kindly Tip 1】When you start use the pump you must be submerged into the water at a slight angle to allowthe remaining air to escape.⚡⚡
  • ⚡⚡【Kindly Tip 2】If the pump fails to work, you can first check the fault self-check in the manual for troubleshooting.⚡⚡
  • 【 Stainless Steel】The body of the water pump is made of stainless steel, which improves the quality of the water pump and makes the water pump less likely to be damaged.
  • 【Multi Outlet Sizes】3 different diameters outlets (1 inch ,1-1/4 inch, 1-1/2 inch) to adapte for different size hoses as needed according to the flow rate. The bigger the flow is, the wider the outlet should be, suitable for many different scenes.
  • 【1HP High Power】Prostormer Sump Pump uses 1HP power, which is more efficient than ordinary sump pump; Max 3700 Gallon Per Hour rating tackles any draining job at a fraction of the time.

Green Expert Sump Pump Full Stainless Steel Submersible with Tethered Float Switch Easy to Drain Water from Flooded House Basement Pools Hot Tub Garden Pond 203625

$79.99  in stock
Amazon.com
as of May 1, 2022 4:52 pm

Features

  • 【Powerful Sump Pump】-High efficient PSC motor produces 2/3 HP output power, ensures the stronger power conversion than others but lower power consume. This item has the ability to lift water up to Max. 28 feet of vertical height. Max. Flow rate is 3000 gallons per hour at zero feet, 33 gallons per minute at 10 ft of discharge lift.
  • 【Full Stainless Steel Structure】-Tough stainless steel housing with reinforced steel pump base for continuous duty use in draining application. Double mechanical seal and high-quality bearings make the product have smooth operation, lower noise. The large and open intake impeller is easy to clean out when the clogging of pump base occur by debris.
  • 【Convenient to Carry&use】-Item weight: 13.5 lb, 25 foot grounded waterproof cord and portable handle allows convenient installation from farther position. Top discharge design requires smaller installation space. Designed for automatically water draining in flooded house, basement, sumps, window wells, water tanks, pools, cisterns, hot tub spas, and flooding in low lying areas.
  • 【Auto Float Switch】-Automatic on/off tethered float switch for continual operation by water level. When water level rises above 12 inch, the switch will launch the pump automatically, when the water is drained out until around 2 inch of level, it will automatically disconnect the power of pump.
  • 【Safety Guarantee and Customer First】-Follows UL 778 standard for safety and 100% manufacturer tested. For any question, please don't hesitate to write to us through our storefront and click "ask a question", or support email to us, we will respond within 24 hours.

Superior Pump 92551 1/2 HP Cast Iron Pedestal Pump

$179.99
$135.31
 in stock
8 new from $135.31
2 used from $112.09
Free shipping
Amazon.com
as of May 1, 2022 4:52 pm

Features

  • 1/2 HP Sump pump moves up to 3600-gallons per hour; Will handle liquids up to 180-degrees Fahrenheit
  • Rugged stainless steel and cast iron construction
  • Non-corrosive, solid steel drive shaft, float ball, and impeller; 1-1/2 inch NPT discharge
  • Features: Fully adjustable automatic switch, Metal switch arm for strength and durability, 10-foot power cord, cULus Listed, CSA Certified
  • Superior Pumps are Built to Last, engineered with quality components and are 100% factory tested

FLUENTPOWER 3/4HP Sump Pump 3600GPH Stainless Steel Submersible Pump, Drain Clean/Dirty Water for Basement Flood Cellar Pool Pond Garden Hot Tub, Automatic/Continuous Manual Operation by Float Switch

$79.99
$69.99
 in stock
Amazon.com
as of May 1, 2022 4:52 pm

Features

  • ⚙️【 3/4 HP Power High Efficiency】- Portable and energy saving Maximum capacity of transferring water up to 3600 GPH with a 1.5" discharge hose and Max delivery height is 26 ft, 2200 gallons per hour on a 10 ft discharge lift.
  • ⚙️【Powerful Motor with Thermal Protection】- Powerful motor can bring better and more lasting work to the pump. Thermal protector ensures that the pump will not be burned out. Even when the pump trigger thermal protector, pump will rework after cooling down.
  • ⚙️【Upgraded Sealing Structure】- The pump features a durable sealing structure that ensure that the submersible pump has longer life time and more effective pumping, so that pump can be used for farms, swimming pools, fountains, flooded basements, and drainage in typical residential or commercial water transfer applications.
  • ⚙️【Automatic or Continuous Manual Operation】- Two working modes. For the customers who don't like to use float switch, you just simply attach it on its side slot, So that the pump becomes manually controlled by cable plug. When floater is on its side slot, pump becomes compulsively at "ON" position all the time. This can be used when water level is low and not enough for floater freely floating in the water.
  • ⚙️【GHT 3/4", NPT 1" and 1.5" Hose Adapters included】- With 1.5" discharge port will give pump maximum output flow rate. Pump can be worked in water that contains small dirt or solid less than 1.4". Pump also comes with a long 26.2 ft cable cord, it can be installed for automatic operation or used in temporary situations.