0.5hp, 1hp, 1.5hp, 2hp small electric centrifugal pump

Are you looking for 0.5hp, 1hp, 1.5hp, 2hp small electric centrifugal pumps? You've come to the right place by finding us. We are a professional centrifugal pump manufacturer. We have various types of horizontal centrifugal pumps and vertical centrifugal pumps, which can meet your complex working condition requirements. Next, we will make relevant introductions for you.

Our 0.5hp, 1hp, 1.5hp, 2hp small electric centrifugal pumps.

MD Series small electric horizontal magnetic drive centrifugal pump.

The main-site MD series specifications provide model details for this magnetic drive pump family.

Product Features:

• High Efficiency and No Leakage: Innovative seal-less structure and full seal design ensure no leakage during pump transportation under high temperatures and high pressure.
• Compact and Sturdy Structure: Simple assembly, convenient disassembly, and easy maintenance.
• Front and Rear Pumping Covers: Designed with stiffening ribs for durability.
• Excellent Corrosion Resistance: Rigorous material selection for the pump main body, wear-resistant parts, and seals.
• Broad Chemical Compatibility: It can transport most strong acids and strong alkalis.
• Power (W): 6W, 10W, 20W, 45W, 65W, 120W, 180W, 260W.

QHX Series small electric horizontal magnetic drive centrifugal pump.

Product Features:

• High Energy Conversion Efficiency: With an efficiency exceeding 70%, our product reaches an internationally advanced level. The integrated inlet and outlet design ensures zero leakage of any toxic or dangerous chemicals.
• Innovative Magnet Technology: As the first manufacturer to master the internal magnet encapsulation and integrated injection molding technology in China, we eliminate the risk of internal magnet cracking due to chemical infiltration.
• Smart Three-Protection Device Compatibility: Our product can be paired with an intelligent three-protection device, providing anti-idling, anti-overload, and anti-phase-loss functionalities, thereby enhancing product durability.
• Power (HP): 0.5HP, 1HP, 2HP, 3HP, 5HP, 7.5HP.
  Power (KW): 0.37KW, 0.75KW, 1.5KW, 2.2KW, 4KW, 5.5KW.

QWW series small electric horizontal stainless steel centrifugal pump.

Product Features:

• Alkali Resistance, Oil Resistance, and Solvent Resistance: The pump head is available in SUS304 and SUS316 materials, making it particularly suitable for transporting alkaline liquids, organic solvents, and oil-based liquids.
• Resistance to Extreme Temperatures: Capable of handling a medium temperature range from -196°C to +420°C.
• No Seal, No Leakage, Low Noise, Minimal Vibration, and Longevity: The product design eliminates the need for seals, thus minimizing the risk of leakage. Additionally, it operates with low noise and minimal vibration, ensuring a long service life.
• Power (HP): 1HP, 2HP, 3HP, 4HP, 5HP, 6HP,  7.5HP, 10HP, 15HP.
  Power (KW): 0.75KW, 1.5KW, 2.2KW, 3KW, 4KW, 4.5KW, 5.5KW, 7.5KW, 11KW.

QLL series small electric vertical stainless steel magnetic drive centrifugal pump.

Product Features:

• High flow and high lift: able to meet the working conditions of high flow and high lift.
• Alkali resistance, oil resistance, and solvent resistance: The pump head materials mainly include SUS304 and SUS316, which are particularly suitable for transporting alkaline liquids, organic solvents, and oil-based liquids.
• Special high and low-temperature performance: The medium temperature range can reach -196°C to +420°C, with good high-temperature resistance, low-temperature resistance, and pressure resistance. It is an ideal choice for transporting cold and hot fluids.
• Power (HP): 1HP, 2HP, 3HP, 4HP, 5HP, 7.5HP, 10HP, 15HP, 20HP, 25HP, 30HP.
  Power (KW): 0.75KW, 1.5KW, 2.2KW, 3KW, 4KW, 5.5KW, 7.5KW, 11KW, 15KW, 18.5KW, 22KW.

QWC series small electric horizontal magnetic drive centrifugal pump.

Product Features:

• Alkali, oil, and solvent resistance characteristics: The conventional pump head material provides two options: SUS304 and SUS316. These materials are particularly suitable for transporting alkaline liquids, organic solvents, and oil liquids.
• Special high and low-temperature performance: The medium temperature range can reach -196°C to +420°C. It has good high-temperature resistance, low-temperature resistance, and pressure resistance, making it an ideal choice for transporting cold and hot fluids.
• High lift design: high lift, suitable for working conditions requiring high lift.
• Power (HP): 0.24HP, 0.33HP, 0.5HP, 0.7HP, 1HP, 1.5HP, 2.3HP, 3.3HP, 4HP, 5HP.
  Power (KW): 0.18KW, 0.25KW, 0.37KW, 0.5KW, 0.75KW, 1.1KW, 1.7KW, 2.5KW, 3KW, 4KW.

QWH series small electric stainless steel horizontal self-priming magnetic drive centrifugal pump.

Product Features:

• Highly durable structure: QWH combines all the advantages of a stainless steel magnetic pump. It not only features magnetic coupling for indirect transmission without a seal structure but also boasts a high-head design and self-priming function.
• Excellent comprehensive performance: With a self-priming height of 4m and a head of up to 120m, it is mainly used for both self-priming and high head conditions.
• Power (HP): 0.7HP, 1HP, 1.5HP, 2HP, 3HP, 4HP, 5HP, 7.5HP, 10HP.
  Power (KW): 0.5KW, 0.75KW, 1.1KW, 1.5KW, 2.2KW, 3KW, 4KW, 5.5KW, 7.5KW.

QHD series small electric plastic vertical centrifugal pump.

Product Features:

• The bubble-free design ensures efficient and stable processing.
• Stable and reliable performance with low vibration and noise.
• Versatile for both external and internal tank installation, offering flexibility to meet different process requirements.
• Capable of idle operation, durable, and boasts an average lifespan of over 10 years.
• A variety of materials are available, with pump heads offering choices of GFRPP, CFRPP, PVDF, and CFRETFE, suitable for handling a range of corrosive liquids.
• Widely applicable in scenarios such as metal etching, PCB etching, painting, and spray towers.
• Power (HP): 1HP, 2HP, 3HP, 5HP, 7.5HP, 10HP, 15HP, 20HP, 25HP, 30HP.
• Power (KW): 0.75KW, 1KW, 1.5KW, 2.2KW, 4KW, 5.5KW, 7.5KW, 11KW, 15KW, 18.5KW, 22KW.

QHAC series small electric plastic vertical centrifugal pump.

Product Features:

• No leakage of liquid and air: A special internal structure design solves the problem of easy leakage of liquid and air in traditional vertical pumps.
• Stable and reliable performance: small vibration, low noise, and stable pressure. suitable for installation and use under the tank. strong acid and alkali resistance.
• Dry running: infinite lack of liquid dry running, never damaged by dry running, the average service life of more than 10 years.
• Pump head material: PPH, CPVC, PVDF, CFRETFE three materials are available, suitable for various acid and alkali-resistant liquid circulation, continuous electroplating, spray washing equipment, Waste Water & Gas Treatment, chemical tank liquid transportation and transfer conditions.

QHA series small electric plastic vertical centrifugal pump.

Product Features:

• The QHA vertical pump can be run dry without damage.
• The sealing of the impeller and shaft is a dual convex line structure, which prevents the
  shaft from corroding.
• The motor brand offers a wide range of choices, and the voltage and frequency are highly compatible.
• Power (HP): 1HP, 2HP, 3HP, 5HP, 7.5HP, 10HP.
• Power (KW): 0.75KW, 1.5KW, 2.2KW, 4KW, 5.5KW, 7.5KW.

QHT series small electric plastic vertical centrifugal pump.

Product Features:

• No leakage of liquid and air: A special internal structure design solves the problem of easy leakage of liquid and air in traditional pumps.
• Stable and reliable performance: small vibration, low noise, and stable pressure, suitable for installation and use under the tank, with strong acid and alkali resistance.
• Dry running: infinite lack of liquid dry running, never damaged by dry running, the average service life of more than 10 years.
• Material of pump head: GFRPP and PVDF are optional and suitable for various conditions such as acid and alkali-resistant liquid circulation, continuous electroplating, and spray washing equipment, and Waste Water & Gas Treatment, chemical tank liquid transportation, transfer, etc.
• Power (HP): 1HP, 2HP, 3HP, 5HP.
• Power (KW): 0.75KW, 1.5KW, 2.2KW, 4KW.

QP Series small electric plastic vertical centrifugal pump.

Product Features:

• It can be used for dry running to eliminate the risk of dry running damage.
• The seal between the impeller and shaft core adopts a double convex line structure, which solves the problem that the material of the shaft core will be corroded.
• The special internal structure design overcomes the defects of liquid leakage and air leakage.
• The pump head is made of GFRPP and PVDF, which can resist strong corrosive liquid.
• Wide selection of materials of motor shaft core, various choices of motor brands, and strong sharing of voltage and frequency vibration less than 2mm/s, noise less than 70 dB.
• Power (HP): 1/2HP, 1HP, 2HP.
• Power (KW): 0.37KW, 0.75KW, 1.5KW.

QHH Series small electric plastic vertical centrifugal pump.

Product Features:

• No leakage of liquid and air: A special internal structure design solves the problem of easy leakage of liquid and air in traditional vertical pumps.
• Stable and reliable performance: small vibration, low noise, and stable pressure, suitable for installation and use under the tank with strong acid and alkali resistance.
• Dry running: Infinite lack of liquid dry running, never damaged by dry running, the average service life of more than 10 years.
• Material of pump head: The pump head is made of pure PPH material or PVDF material, which has good acid & alkali sharing. The length and outlet direction of the pump head can be customized, which is suitable for etching, high-pressure water washing, chemical tank liquid transportation and transfer, etc.
• Power (HP): 1HP, 2HP, 3HP, 5.5HP, 7.5HP, 10HP.
• Power (KW): 0.75KW, 1.5KW, 2.2KW, 4KW, 5.5KW, 7.5KW.

QHV Series small electric stainless steel vertical centrifugal pump.

Product Features:

• No leakage of liquid and air: A special internal structure design solves the problem of easy leakage of liquid and air in traditional vertical pumps.
• Stable and reliable performance: small vibration, low noise, and stable pressure, suitable for installation and use under the tank, strong acid, and alkali resistance.
• Dry running: infinite lack of liquid dry running, never damaged by dry running, the average service life of more than 10 years.
• Pump head material: SUS304, and SUS316 two materials are optional, high temperature, alkaline liquid, and organic solvent circulation transport preferred.
• Power (HP): 0.5HP, 1HP, 2HP, 3HP, 5HP, 7.5HP, 10HP, 15HP, 20HP.
  Power (KW): 0.37KW, 0.75KW, 1.5KW, 2.2KW, 3.7KW, 5.5KW, 7.5KW, 11KW, 15KW.

QHB Series small electric self-priming plastic horizontal centrifugal pump.

Product Features:

• The pump head material is GFRPP and PVDF optional, resistant to most acid and alkali, good versatility.
• Strong self-priming, can be used for particle liquid environment.
• It can be equipped with an anti-dry running device to prevent leakage caused by dry running damage.
• The inlet flange and the self-priming cylinder are integrated by injection molding, and the outlet flange and the front. cover is integrated by injection molding, without any welding points, strong sealing, and no leakage.
• The motor brand can be varied, and the voltage and frequency sharing are strong.
• Power (HP): 1HP, 2HP, 3HP, 5HP, 7.5HP, 10HP.
  Power (KW):  0.75KW, 1.5KW, 2.2KW, 4KW, 5.5KW, 7.5KW.

QHG Series small electric plastic horizontal centrifugal pump.

Product Features:

• Dry Running Capability: The pump can run dry, preventing damage and ensuring durability.
• Innovative Seal Design: A double convex structure prevents shaft core corrosion, ensuring reliable performance.
• Leakage Prevention: Unique internal design prevents liquid and air leaks, maintaining tight seal and maximum efficiency.
• Material options: The pump head material can be selected from GFRPP or PVDF, suitable for most strong acid and alkali solutions.
• Versatile Material and Motor Options: Wide range of motor shaft materials and brands, providing flexibility and compatibility with voltage and frequency requirements.
• Quiet and Smooth Operation: Vibrations are limited to 2mm/s and noise below 70 dB, the pump offers smooth, quiet performance suitable for various environments.
• Power (HP): 1HP, 2HP, 3HP, 5HP, 7.5HP, 10HP, 15HP.
  Power (KW): 0.75KW, 1.5KW, 2.2KW, 4KW, 5.5KW, 7.5KW, 11KW.

QHS Series small electric stainless steel horizontal centrifugal pump.

Product Features:

• Strong practicability: Max. flow 3100L/min, fluid specific gravity 2.0, suitable for various alkali and micro-acid liquor circulation.
• Durable: Pump head of SUS304 and SUS316, precision-cast impeller, low vibration and noise.
• Power (HP): 0.5HP, 1HP, 2HP, 3HP, 5HP, 7.5HP, 10HP, 15HP, 20HP.
  Power (KW): 0.37KW, 0.75KW, 1.5KW, 2.2KW, 3.7KW, 5.5KW, 7.5KW, 11KW, 15KW.

Applications

• PCB Industry
• Semiconductor
• Electroplating
• Spraying/Coating
• Wastewater
• Exhaust Gas
• Chemical
• New Energy
• Printing and Dyeing
• Pharmaceutical

How to select the correct small electric centrifugal pump?

The selection of a small electric centrifugal pump is a crucial link that requires comprehensive consideration of multiple factors:
Medium Characteristics:
The chemical properties of the medium, such as corrosiveness, toxicity, flammability, etc. For example, for strongly corrosive media, pumps made of materials with strong corrosion resistance, such as stainless steel and titanium alloys, need to be selected.
The viscosity of the medium. High-viscosity media may require specially designed pumps to ensure normal transportation. For example, when transporting high-viscosity oils, screw pumps may need to be selected.
Flow Rate and Head Requirements:
The flow rate determines the volume of the medium that needs to be transported per unit time. The required flow rate should be accurately calculated based on the process requirements to avoid being too large or too small.
The head refers to the height that the pump can lift the medium. The resistance of the system and the height difference need to be fully considered.
Operating Temperature and Pressure:
High-temperature environments may affect the material performance and sealing effect of the pump. Pumps and materials that can withstand high temperatures need to be selected. For example, when transporting high-temperature hot oil, high-temperature-resistant seals and special cooling measures need to be adopted.
Under high-pressure conditions, the structural strength and sealing requirements of the pump are higher.
Installation Conditions and Space Constraints:
The space size of the installation location will affect the size selection of the pump.
The installation method, such as horizontal installation or vertical installation, will also have an impact on the selection.
Reliability and Maintenance Requirements:
Select brands and models with reliable quality and stable operation to reduce downtime due to failures.
Consider the maintenance convenience of the pump, such as whether it is easy to disassemble and replace parts.
Economical Efficiency:
Includes initial purchase cost, operating cost (such as energy consumption), and maintenance cost. Under the premise of meeting the process requirements, select the pump model with a high cost-performance ratio.
Environmental Requirements:
For example, whether an explosion-proof design is required to adapt to special environmental conditions.
To sum up, the selection of chemical pumps requires a comprehensive balance of the above multiple factors to ensure the selection of the most suitable pump model for specific application scenarios, thereby achieving safe, efficient, and economical operation.

Pump power must be matched to the liquid and duty point. See motor sizing for high-specific-gravity liquids when the liquid is denser than water.

Model selection is a very professional and complex matter. However, don't worry. Our professional engineer team will solve all these for you. Contact us quickly to provide you with the centrifugal pump that best suits your working condition requirements.

Contact us now for the best price.