Best Cast Iron Performance Water Pumps in 2026

INDOOR USE ONLY - 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!

Convertible well pump: This pump is designed for single pipe wells (0-25 ft) or two pipe wells (26-90 ft), including venturis and ejector kit. 1HP electric motor can provide high flow rate with strong suction power. It also can be used as irrigation pumps or lawn sprinkler pumps.

Dual Voltage Motor: This heavy-duty shallow well pump runs on 115V/230V safely. Factory set for 230V. The professional and durable motor of the pump allows it to maintain high efficiency and energy saving even in a high-intensity working environment, which is ideal for the supply of fresh water to gardens, lawns and farms.

Overheat Protection: Built-in automatic thermal overload protection will prevent the motor from overheating and burning. When the water inside the pump runs out, the intelligent pump will shut off automatically to protect the motor.

Powerful Suction: 3/4HP electric motor can provide plenty of water flow with strong suction power, designed for wells up to 25 feet deep. It also can be used as irrigation pumps or sprinkler pumps

Dual Voltage Motor: This heavy-duty shallow well pump runs on 115V/230V safely. Factory set for 230V. The professional and durable motor of the pump allows it to maintain high efficiency and energy saving even in a high-intensity working environment, which is ideal for the supply of fresh water to gardens, lawns and farms

Overheat Protection: Built-in automatic thermal overload protection will prevent the motor from overheating and burning. When the water inside the pump runs out, the intelligent pump will shut off automatically to protect the motor

Powerful Suction: 1HP electric motor can provide plenty of water flow with strong suction power, designed for wells up to 25 feet deep. It also can be used as irrigation pumps or sprinkler pumps

Dual Voltage Motor: This heavy-duty shallow well pump runs on 115V/230V safely. Factory set for 230V. The professional and durable motor of the pump allows it to maintain high efficiency and energy saving even in a high-intensity working environment, which is ideal for the supply of fresh water to gardens, lawns and farms

Overheat Protection: Built-in automatic thermal overload protection will prevent the motor from overheating and burning. When the water inside the pump runs out, the intelligent pump will shut off automatically to protect the motor

Powerful Suction: 1/2HP electric motor can provide high flow rate with strong suction power, designed for wells up to 25 feet deep. It also can be used as irrigation pumps or sprinkler pumps.

Dual Voltage Motor: This heavy-duty shallow well pump runs on 115V/230V safely. Factory set for 230V. The professional and durable motor of the pump allows it to maintain high efficiency and energy saving even in a high-intensity working environment, which is ideal for the supply of fresh water to gardens, lawns and farms

Overheat Protection: Built-in automatic thermal overload protection will prevent the motor from overheating and burning. When the water inside the pump runs out, the intelligent pump will shut off automatically to protect the motor

This product is suitable for wells up to 25 feet deep and provides a steady and powerful water flow through the 3/41HP high efficiency motor. Its maximum head reaches 167 feet and the maximum flow rate reaches 1130 GPH (19 GPM). Suitable for variety of scenarios such as domestic water use and irrigation.

Available in two voltages, 115V and 230V (default 220V). The stable motor makes it more efficient and energy-saving, which greatly reduces the follow-up expenses and maintenance costs. A great choice for replacing old pumps.

Temperature sensing with outomatic overload stop. If the water shortage operation causes abnormally high temperature, the detector will send a signal to stop the pump to ensure the safety of the product.

This product is suitable for wells up to 25 feet deep and provides a steady and powerful water flow through the 1HP high efficiency motor. Its maximum head reaches 180 feet and the maximum flow rate reaches 1200 GPH (20 GPM). Suitable for variety of scenarios such as domestic water use and irrigation.

Available in two voltages, 115V and 230V (default 220V). The stable motor makes it more efficient and energy-saving, which greatly reduces the follow-up expenses and maintenance costs. A great choice for replacing old pumps.

Temperature sensing with outomatic overload stop. If the water shortage operation causes abnormally high temperature, the detector will send a signal to stop the pump to ensure the safety of the product.

Convertible well pump. This pump is designed for shallow wells (0-25 feet) or deep wells (26-90 feet) and includes venturi and ejector kits. The maximum head can reach 164 feet, and the maximum flow can reach 1437GPH (24GPM). Suitable for variety of scenarios such as domestic water use and irrigation.

Available in two voltages, 115V and 230V (default 220V). The stable motor makes it more efficient and energy-saving, which greatly reduces the follow-up expenses and maintenance costs. A great choice for replacing old pumps.

Temperature sensing with outomatic overload stop. If the water shortage operation causes abnormally high temperature, the detector will send a signal to stop the pump to ensure the safety of the product.

Convertible well pump. This pump is designed for shallow wells (0-25 feet) or deep wells (26-90 feet) and includes venturi and ejector kits. The maximum head can reach 164 feet, and the maximum flow can reach 1554GPH (26GPM). Suitable for variety of scenarios such as domestic water use and irrigation.

Available in two voltages, 115V and 230V (default 220V). The stable motor makes it more efficient and energy-saving, which greatly reduces the follow-up expenses and maintenance costs. A great choice for replacing old pumps.

Temperature sensing with outomatic overload stop. If the water shortage operation causes abnormally high temperature, the detector will send a signal to stop the pump to ensure the safety of the product.

SPLIT CAPACITOR MOTOR: Our expertly crafted electric Model SP50X sump pumps provide increased reliability, higher performance, longer motor life, great starting torque, and lower amp draw in a compact 9-inch x 9-inch frame

HIGH CAPACITY PUMPING: This 20-foot corded submersible pump can discharge up to 3,960 gallons an hour, and lifts water up to 30 feet of vertical height; Large 1-1/2-inch NPT discharge; Passes 1/2-inch spherical solids; 3450 RPM Motor

ROBUST DESIGN: This cast iron sump pump features a high efficiency, 1/2 HP motor, a rigid stainless steel shaft and hardware, a heavy-duty industrial carbon/ceramic seal, and durable oil-lubricated ball bearings

3/4 HP Power for Your Pump: Our sewage pump can lift water vertically up to a height of 37' and moves water up to 5880 gallons per hour. The efficient copper motor with thermal overload protection and low noise ensures secure and excellent performance. It is perfect to keep your basement dry during a heavy water flow like rain, snow melting, etc. Using your new sewage pump is gonna be a blast!

Designed to Last: High-quality materials are guaranteed for high-quality results. The sewage ejector pump features a corrosion-proof cast iron frame with a rust-proof surface for long-lasting underwater use. It comes with an IPX8 waterproof rating and has achieved UL certification, so there is no need to worry about the quality.

Choose How It Runs: The piggy-back power plug allows the cast iron sewage pump to be used as an automatic and manual pump. The float plugin will automatically turn the pump on and off according to the water level. The pump will be controlled manually by the pump plug when the piggy-back plug is removed. Automatic or manual, the choice is yours!

Steel hubs and heavy duty shielded-seal roller ball bearings

Pressure injected aluminum alloy pump bodies

Back plate "O" ring sealed for competition plus applications

Steel hubs and heavy duty shielded-seal roller ball bearings

Pressure injected aluminum alloy pump bodies

Back plate "O" ring sealed for competition plus applications

Steel hubs and heavy duty shielded-seal roller ball bearings

Pressure injected aluminum alloy pump bodies

Back plate "O" ring sealed for competition plus applications

HIGH PERFORMANCE: Protect your basement from water with the high-performing and efficient PS500 1/2 HP sump pump. This submersible pump has strong suction and a powerful 7-amp split capacitor motor. It pumps up to 4,320 gallons/hour, 3,780 gallons/hour at 10 feet of lift, and has a maximum lift of 30 feet. This pump is ideal for removing large amounts of water from the basin inside your basement or crawlspace.

STURDY CONSTRUCTION: Drain water from your basement's basin and prevent flooding with our 1/2 HP cast iron sump pump. It was reinforced for durability and enabled to withstand many years of performance. Our submersible water pump has a corrosion and rust-resistant housing for extreme resistance to cracking, peeling, or flaking. The solid build provides added strength and toughness, removing any water coming into your basement or any crawl space.

RELIABLE: Our 1/2 HP sump pump is a fast and efficient way to reliably keep water out of your basement. Its powerful motor makes it an ideal choice for submersible operation, draining water to prevent a flooded basement or crawlspace. Whether it's rain, snow melt, or springtime showers, our 1/2 sump pump will keep your basement dry.

Steel hubs and heavy duty shielded-seal roller ball bearings

Pressure injected aluminum alloy pump bodies

Back plate "O" ring sealed for competition plus applications

①【HIGH-QUALITY RAW MATERIALS】- In Order to Obtain the Excellent Performance of the Product, KEYOOG Professional Water Pump Kit Features Corrosion Resistant Cast Iron or Aluminum Body Construction to Provide Extra Strength and Long Lasting Durability.

②【STRICT PRODUCTION STANDARDS】- Manufactured in ISO/TS16949 2009 certified facilities,and Also Improved the Weaknesses in the Traditional Design, Each engine water pump is built to meet or exceed OE specifications,Rigorously pre-tested at the factory to ensure 100% reliability, leak-free performance.

③【BETTER PERFORMANCE】- Upgrade Principal Component Parts, Such As Bearings (life), Impellers (pumping Water), Mechanical Seal Kits (sealing) and Housings (ruggedness), Cooperate Features Uniform Wall Sections, Smooth Coolant Flow Cavities and Passage Ways Which Allow for Efficient Pump Operation, Optimum Coolant Circulation, and Maximum Cooling.

①【HIGH-QUALITY RAW MATERIALS】- In Order to Obtain the Excellent Performance of the Product, KEYOOG Professional Water Pump Kit Features Corrosion Resistant Cast Iron or Aluminum Body Construction to Provide Extra Strength and Long Lasting Durability.

②【STRICT PRODUCTION STANDARDS】- Manufactured in ISO/TS16949 2009 certified facilities,and Also Improved the Weaknesses in the Traditional Design, Each engine water pump is built to meet or exceed OE specifications,Rigorously pre-tested at the factory to ensure 100% reliability, leak-free performance.

③【BETTER PERFORMANCE】- Upgrade Principal Component Parts, Such As Bearings (life), Impellers (pumping Water), Mechanical Seal Kits (sealing) and Housings (ruggedness), Cooperate Features Uniform Wall Sections, Smooth Coolant Flow Cavities and Passage Ways Which Allow for Efficient Pump Operation, Optimum Coolant Circulation, and Maximum Cooling.

①【HIGH-QUALITY RAW MATERIALS】- In Order to Obtain the Excellent Performance of the Product, KEYOOG Professional Water Pump Kit Features Corrosion Resistant Cast Iron or Aluminum Body Construction to Provide Extra Strength and Long Lasting Durability.

②【STRICT PRODUCTION STANDARDS】- Manufactured in ISO/TS16949 2009 certified facilities,and Also Improved the Weaknesses in the Traditional Design, Each engine water pump is built to meet or exceed OE specifications,Rigorously pre-tested at the factory to ensure 100% reliability, leak-free performance.

③【BETTER PERFORMANCE】- Upgrade Principal Component Parts, Such As Bearings (life), Impellers (pumping Water), Mechanical Seal Kits (sealing) and Housings (ruggedness), Cooperate Features Uniform Wall Sections, Smooth Coolant Flow Cavities and Passage Ways Which Allow for Efficient Pump Operation, Optimum Coolant Circulation, and Maximum Cooling.

①Fitment:For1969-87 Small Block or 90 degree V6 passenger cars;1973-89 light duty trucks.

②Performance parameter:Block to hub measurement is 6 15/16". Large 3/4" bearing with 5/8" shaft.

③Finish: Polished.

★【Well Pump Technical Specifications】4"，1HP, 110V, 6.5Amps ,60 Hz; 1-1/4" NPT discharge. Submersible Well Pump with External Control Box； 9 Impellers；Fits in a 4" casing.

★【Submersible Water Pump with External Control Box & Built-in Check Valve】This well pump is with a external control box，with ON/OFF switch for ease of use （★【NOTICE】This pump has a built in check valve. However installing additional check valve is recommended）

★【Economy & Effective Deep Well Pump】This 110v /115v deep well pump features 33GPM max flow & 207ft lift；100ft lengthy electric cord -allows for easy connection;built-in check vavle;built-in thermal protection；