Best Cast Iron Performance Water Pumps in 2026

Specs & Dimensions: 4.1*2.6*3.5 inches; The 6.5 ft. long power cord offers convenient installation and an adjustable knob allows you to control of water flow rate and pressure; Max flow rate: 800 GPH (3000L/H); Max lift height: up to 10 ft.; Wattage: 24W; Voltage: 110-120V

Detachable & Cleanable: This powerful yet small-sized water pump is easy to hide and disguise; No tools necessary for disassembly and it’s very easy to clean

Many Possible Placement Positions: Place the pump flat on its base, stick it on an angled or vertical surface, and manually rotate it into any position you need

What you get: 4 pcs of membranes; after market silicone membrane for Maymom backflow protector (both short and long stem) and compatible with Spectra S1/S2 backflow protectors. Also compatible with Ameda Mya/Mya Pro pump, NOT Mya Joy pump.

Change the silicone diaphragms regularly to optimize the performance of your breastpump

Stronger material for improved performance

2 SILICONE MEMBRANES for Spectra backflow protectors and Nenesupply backflow protector

THIS IS AFTERMARKET PART MADE BY NENESUPPLY. Use on SPECTRA S2, SPECTRA S1, SPECTRA 9 PLUS. Not Original Spectra S2 Accessories

OPTIMIZE PUMP PERFORMANCE. Replace silicone membranes regularly to optimize the performance of your breastpump

Direct replacement - this engine water pump inlet tube is designed to match the fit and function of the original tube on specified applications

Restores functionality - reliable replacement for an original part that has failed due to corrosion from heat and water cycling

Durable construction - this part is made from quality materials to ensure reliable performance and long service life

AUTOMATIC CONDENSATE PUMP: features a vertical-type switch to reduce footprint and is designed to automatically remove condensate produced by boilers, furnaces, air conditioners and de-humidifiers

230 VOLT HIGH PERFORMANCE MOTOR: 1/30 HP, 0.5 Amps, 75 Watts, 60 Hz, thermally protected, fan-cooled motor; CSA listed in the USA and Canada

230 VOLT PLUG: This unit is 230 Volts and comes with a 6-ft. cord and plug; the plug does not fit standard 115-Volt wall outlets

CONTENTS: 4 pump valves, made by Maymom, compatible with Lansinoh breast pumps including Lansinoh Signature Pro/ Lansinoh Smartpump/Lansinoh Manual Breast Pumps.

IDEAL REPLACEMENT. Same Suction as Lansinoh Pump Parts. Easier Removal and Attachment. Save your pumping time.

DURABLE QUALITY. Made of sturdy material for longer use.

Performance: The SRMW22G26-EZ-SX has a Max PSI rating of 2,600, 2.2 GPM

SX Pump: The SRMW22G26-EZ-SX pump is an SX left-handed pump.

Brass Unloader: Relieve excess pressure from your pump my simply attaching an unloader to the built-in brass unloader tip. This allows users to release pressure that builds up with-in your pump to help limit any damages from high psi levels

Indoor Use Only - 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!

All Makes water pumps fit GM vehicles as well as a wide range of non-GM vehicles

Thoroughly tested for reliable, leak-free performance

Coated seals support seal longevity and durability

Indoor Use Only - This 1/2 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 CDU800 can pump up to 5,100 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!

Quality-assured with 100 percent leakage and functional tests of seals, bearings, castings and fully assembled water pump.Material:Aluminum

Fits and performs exactly to OE specifications and requirements

Premium water pumps are designed to enhance the performance of the equivalent standard pump

Quality-assured with 100 percent leakage and functional tests of seals, bearings, castings and fully assembled water pump

Fits and performs exactly to OE specifications and requirements

Premium water pumps are designed to enhance the performance of the equivalent standard pump

aisin is the number one original equipment manufacturer of water pumps in the world

aisin's advanced design produces water pumps with smooth coolant flow channels, efficient rotors, ball bearings, and carbon ceramic mechanical sealing for optimum cooling performance and longevity

crafted from all new, not remanufactured, components that feature upgraded design and materials enhancements to ensure top performance

Indoor Use Only - This 12 Volt WAYNE basement battery backup sump pump is perfect to keep your basement dry during heavy water flow when you lose electricity. Whether it’s rain, snow melting, etc. WAYNE model ESP25n can keep your basement dry.

Back-Up Ready - ESP25N will pump up to 2,700 GPH and remove/evacuate/expel/get rid of up to 10,000 gallons on a single battery backup charge. WAYNE WSB1275 75 AH Battery is required for back-up but not included.

Efficient Design - Fits in 14” diameter or larger sump basins, with no need to drill a weep hole

Don’t Let Standing Water Bug You - The WAYNE WaterBUG AUTO is your new ultimate automatic multi-purpose water removal tool. This pump turns on and off automatically, so you can just set it and forget it!

Get Rid of Water Quickly - This WWB AUTO water pump will get your basement or yard virtually dry by pumping up to 1900 GPH and removing water down to 1/2”.

Removal Options - Side discharge is ideal for easy water removal from flat open surfaces: flat roofs, flooded basements, standing water in yard, etc.

Reliably provides bilge water pumping for boats of any size

Meets automatic switch pump requirements for any vessels 20 feet and over with sleeping accommodations

Also convenient and useful for boats of any size

【Split Capacitor Motor with Efficiency】Oil-free PSC motor with thermal overload protection produces 1/3hp output power for higher performance and increased reliability. Pump moves up to 2000 gallons water per hour at zero feet, 22.5 gallons per minute at 10 ft of discharge lift.

【Last-inch Drain Pump】Unique water sensor switch with non-return valve drains water to the lowest suction level of 1/25inch without back flow. It would stop automatically after running 15sec when there's no water covering on the sensor to remove more remaining wate on flat floor. Designed for completely draining clean or slightly dirty water from flooded house, basement, sumps, window wells, water tanks, pools, cisterns, hot tub spas, and flooding in low lying areas.

【2 In 1! Automatic&Manual Operation】This utility sump pump can work manually or automactially according to actual needs. With easy insert-in design, you can freely switch the pump to work as manual or automatic.

Innovative engineering and compact design to provide the most reliable bilge pumping performance

Powerful, reliable pump is rated for 1200 gallons per hour (gph) output at design voltage 13.6 volts DC, or 1100 gph at nominal voltage of 12 volts DC

Features premium-quality bearings and state-of-the-art brushes, alloys, and magnets

2 Valves Design: Smart aerator has the 2 aluminum outlets design that could generate powerful steam without any leaks, Adopt advanced magnetic levitation technology motor to reduce resonance. This Aquarium pump is working great for both freshwater and sea water and different sizes and depth of tank from 20 to 600 gallons.

Energy-saving: aquarium air pump is powered from electromagnetic vibe(5w), Cylinders and pistons are made of premium materials, making the pump strong and highly efficient, and you could just leave it on for 24/7 working.

Ultra-quiet: Produce no more than 25DB of noise with pure copper motor, double-layer sound insulation design, which is barely noticeable. Whenever you are taking a sleep, oxygen pump will always doing it's job, blowing air in copious quantities,

Kit includes a pump with timer with 10' cord, 2 adapters with rubber washers, valve mounting screws, sensor valve, and two 12-inch supply lines

Voltage: 120 volts, Item Weight: 8.5 pounds. Overall Dimension: 6.2 x 6 x 5 inches

Provides hot water at every faucet or shower when needed and helps eliminate wasted water

Quality-assured with 100 percent leakage and functional tests of seals, bearings, castings and fully assembled water pump

Fits and performs exactly to OE specifications and requirements

Premium water pumps are designed to enhance the performance of the equivalent standard pump

Quality-assured with 100 percent leakage and functional tests of seals, bearings, castings and fully assembled water pump

Fits and performs exactly to OE specifications and requirements

Premium water pumps are designed to enhance the performance of the equivalent standard pump

Direct replacement - this engine water pump inlet tube is designed to match the fit and function of the original tube on specified applications

Restores functionality - reliable replacement for an original part that has failed due to corrosion from heat and water cycling

Durable construction - this part is made from quality materials to ensure reliable performance and long service life

STOP LIFTING HEAVY CANS | Flexible System Finally Gives Your Back a Break | Operate the Pump with One Hand or 100% Hands-Free—No Heavy Lifting! | Extra Long Transfer & Suction Tube Easily Reaches Inside High Cans, Big Water Jugs & Other Large Tanks, While the Oversized Transfer Hose Provides Further Length & Reach

FLOW CONTROL ADJUSTABLE LEVER | Easily Control The Flow of Your Liquid, With Its Built-In Control Nozzle, You Can Control The Rate of Your Liquid, And Stop the Liquid At Any Time By Just Pulling Back The Nozzle, This Gives You More Control of The Work You Are Trying To Get Done

3X MORE POWERFUL D BATTERY OPERATED | Insert two D 1.5V batteries (not included) into the compartment and enjoy hours of dependable liquid transfer—anywhere in the world! Great for filling up off-road vehicles, lawn equipment and more

Water pump gasket

Meets or exceeds all original equipment specifications

Application specific design

Quality-assured with 100 percent leakage and functional tests of seals, bearings, castings and fully assembled water pump

Fits and performs exactly to OE specifications and requirements

Premium water pumps are designed to enhance the performance of the equivalent standard pump

★sine wave technology , Ultra silent operation.

★Variable speed control with up to 20 different speed settings,offering precise adjustment of water flow for optimum performance.

★Dc return pump modes:steady flow mode ,wave mode ,feed mode.

【Specifications】Dimensions: 3.6*2.3*2.6 inch. The 6ft long power cord offers convenient installation. Move left and right to control the water flow rate, so you can get just the amount of water pressure you want. Max Flow Rate: 550 GPH(2080L/H), Max Lift Height: up to 7.3Feet. Watt: 30W; Voltage:110V.

【Super Design & Quiet】The pump setting is adjustable, and the flow rate can be set freely. There are 3 different sizes of water nozzle, which can be adjusted at any time as needed. At the same time, our water pump runs very quietly, less than 20 decibels. Stability brings you a relaxing and peaceful time.

【Detachable & Cleanable】This powerful submersible pump has an adjustable side suction design with four powerful suction cups, which is very suitable for installation on a glass surface. It can be disassembled without tools and is easy to use.

Specifications: Dimensions: 3.5” x 2.7” x 2.3”; The 5-ft. long three-core power cord offers convenient installation wherever you need, and the adjustable flow regulating valve lets you control the water flow rate, so you can get just the amount of water pressure you want; Max. Flow Rate: 480 GPH (1800 L/H); Max. Lift Height: up to 7.2 Feet; Watt: 25W; Voltage: AC110V

Detachable & Cleanable: This compact water pump is easy to hide or disguise, and no need for any specialized tools to disassemble or clean it

Optional Outlet Positions: Place the pump flat and rotate the water outlet to a variety of positions; Whatever your heart desires

Dimensions: 4.1'' x 2.52'' x 2.95''; The 5ft. long power cord offers convenient installation; Max Flow Rate: 400 GPH (1500L/H); Max Lift Height: up to 5.3 ft.; Watt: 15W; Voltage: 110-120V

Detachable & Cleanable: This compact water pump is easy to hide or disguise and no additional tools are needed for disassembly and cleaning

A Variety of Outlet Positions: Place the pump flat and choose whichever outlet position suits your needs