Diaphragm Pump

diaphragm pump

LEADING diaphragm pump manufacturers IN CHINA

‌VIRHEOS: YOUR TRUSTED PARTNER FOR PRECISION membran pump manufacturers SOLUTIONS

ViRheos supplies a full range of premium pumps professionally engineered for fluid transfer, chemical dosing, wastewater treatment, oil delivery and industrial fluid handling. Our comprehensive product lineup includes: air operated, electric, and double diaphragm variants; 1/2/3 inch, micro, small, and miniature models; water pumps (including 12V versions), high-pressure units, electric double diaphragm designs, oil pumps (both gas-powered and air-operated), transfer, dosing, and metering pumps; double diaphragm air pumps, sludge, hydraulic, and booster pumps, as well as membran and self-priming configurations.

As a trusted manufacturer and supplier of these specialized pumps, we focus on durable positive displacement units designed to handle corrosive, viscous, granular and shear-sensitive media. Featuring strong self-priming capability, stable flow, excellent pressure resistance and extended service life, our products are offered at competitive prices. We provide professional model selection, material matching and system design services to resolve complex fluid conveyance challenges.

We deliver cost-effective industrial pumping solutions for both batch feeding and continuous transmission operations. Built to strict quality standards, our pumps are widely deployed across chemical, petrochemical, environmental and marine sectors, with support for personalized customization and dedicated pump system design.

Economical Pricing Options

Exemplary Quality

Excellent pre-sales and after-sales service

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Diaphragm Pump for sale

Whether you are handling chemical liquid delivery, corrosive medium transportation, sewage drainage, or low-pressure stable fluid conveying, our robustly engineered pumps (diaphragm type) deliver tailored solutions to meet all your operational requirements.

Virheos

air operated diaphragm pump

This pneumatic positive displacement unit (air-operated diaphragm pump) is driven by compressed air. Explosion-proof and power-free, it boasts a compact structure and easy maintenance. It features strong self-priming capability, stable delivery and adjustable flow pressure, capable of conveying corrosive, viscous, granular and other complex media without clogging. Widely deployed in chemical, wastewater, mining and industrial sectors, it adapts to harsh working conditions for safe and efficient fluid transfer.

‌Explosion-proof & safe

Wide medium adaptability

Strong working condition adaptability

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electric diaphragm pump

This motor-driven positive displacement unit (electric diaphragm pump) delivers stable operation with low noise and high conveying efficiency, featuring compact size and easy installation. It handles clean fluids, weakly corrosive liquids and low-viscosity media with adjustable flow rates, offering energy-saving performance, long durability and simple maintenance. It is widely applied in water treatment, chemical dosing, small-scale fluid supply and routine industrial liquid delivery.

High efficiency & energy saving

Precise adjustable flow

Compact & easy installation

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diaphragm pump price

Share your required pump type and performance parameter details, and we will help you select the optimal model, including air-operated and electric variants. Whether you need economical, durable, or heavy-duty custom options, we offer full professional support — simply request a quote for tailored pumping solutions or download our technical PDF for complete specifications.

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diaphragm pump application

Our diaphragm pump series delivers broad industrial applicability across diverse sectors, featuring a full lineup of air operated diaphragm pumps and electric diaphragm pumps engineered for reliable, self-priming fluid handling. These units excel at transferring corrosive, viscous, and shear-sensitive media.

centrifugal pump manufacturer supplier exporter

diaphragm pump factory

As a professional diaphragm pump manufacturer based in China, our factory specializes in manufacturing high-quality units, including air-operated and electric variants, all professionally engineered for stable, efficient fluid transmission across chemical, wastewater, mining and diverse industrial working conditions.

VIRHEOS

diaphragm pump INDUSTRY TRENDS & TECHNICAL SHARING FROM A PROFESSIONAL PUMP MANUFACTURER

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Common Problems and Solutions for diaphragm pump

What are the main types of diaphragm pumps and their typical applications?

The diaphragm pump (also called membran pump in European regions) family covers a full range of models for diverse industrial needs. By drive type, it includes air operated diaphragm pump (air powered diaphragm pump), electric diaphragm pump, gas powered diaphragm pump and hydraulic diaphragm pump. By structure, there are single and double diaphragm pump, as well as electric double diaphragm pump and double diaphragm air pump. For specific uses, we have diaphragm water pump, diaphragm oil pump, diaphragm sludge pump, diaphragm transfer pump, diaphragm dosing pump, diaphragm metering pump, diaphragm booster pump, high pressure diaphragm pump and self priming diaphragm pump, plus size options from 1 inch diaphragm pump, 2 inch diaphragm pump, 3 diaphragm pump to micro diaphragm pump, small diaphragm pump, miniature diaphragm pump and mini diaphragm pump.

What is the key difference between air operated diaphragm pump and electric diaphragm pump?

Air operated diaphragm pump (also called air powered diaphragm pump) runs on compressed air, making it explosion-proof and ideal for flammable scenarios, oil transfer (as oil pump air operated) and chemical sites. Electric diaphragm pump uses mains or battery power, including portable 12v diaphragm water pump and electric double diaphragm pump, delivering stable flow for continuous water treatment and general fluid delivery without air supply. For low-power mobile scenarios, gas diaphragm pump and gas powered diaphragm pump are also available as alternatives.

What media and industries can a diaphragm transfer pump handle?

Diaphragm transfer pump is widely used across chemical, wastewater, mining, food and marine industries. It can safely transport corrosive chemicals, high-viscosity liquids, solid-laden sludge (as diaphragm sludge pump), clean water (as diaphragm water pump), lubricants (as diaphragm oil pump), and precision dosing fluids (as diaphragm dosing pump and diaphragm metering pump). Most models feature self priming diaphragm pump design, suitable for suction lift scenarios without pre-filling.

How do I choose the right size diaphragm pump for my application?

Size selection depends on your required flow rate and installation space:
1.Large flow industrial scenarios: Choose 1 inch diaphragm pump, 2 inch diaphragm pump or 3 diaphragm pump for high-volume fluid transfer
2.Compact or portable use: Select micro diaphragm pump, small diaphragm pump, miniature diaphragm pump or mini diaphragm pump, ideal for precision equipment, RV water systems and laboratory applications
3.Mobile outdoor use: 12v diaphragm water pump is the most popular option for off-grid water supply.

What should I look for when choosing diaphragm pump manufacturers or suppliers?

When selecting reliable diaphragm pump manufacturers and diaphragm pump suppliers, first verify their product range to cover all models you need (from air operated to electric diaphragm pump, standard to custom sizes). Second, check their industry certifications, after-sales support and case references in your target industry. Finally, compare diaphragm pump price against material quality, service life and warranty to avoid high long-term maintenance costs.

What are the advantages of double diaphragm pump over single diaphragm designs?

Double diaphragm pump delivers higher flow stability and lower pulsation than single diaphragm models, with two variants: double diaphragm air pump (pneumatic drive) and electric double diaphragm pump (electric drive). Its dual-diaphragm structure reduces leakage risk, extends service life, and is more suitable for continuous heavy-duty work, such as sludge transfer, chemical dosing and large-volume oil conveying.

Which diaphragm pump types are best for high pressure or special fluid handling?

For high-pressure scenarios, high pressure diaphragm pump and hydraulic diaphragm pump are the top choices, delivering stable discharge pressure for booster applications (as diaphragm booster pump) and high-lift fluid transfer. For corrosive or hazardous media, air operated diaphragm pump is preferred for its explosion-proof performance, while diaphragm metering pump and diaphragm dosing pump are designed for precision chemical injection in water treatment and processing industries.

What are the common uses for micro diaphragm pump and small diaphragm pump series?

Micro diaphragm pump, small diaphragm pump, miniature diaphragm pump and mini diaphragm pump are widely used in compact equipment and portable scenarios. Typical applications include: 12v diaphragm water pump for RV and camping water supply, mini gas diaphragm pump for medical and laboratory gas transmission, and small diaphragm transfer pump for inkjet printers, environmental monitoring equipment and small-scale chemical dosing systems.

What is a self priming diaphragm pump and when should I use it?

A self priming diaphragm pump (also called self-priming membran pump) can automatically draw fluid from a lower level without pre-filling the pump cavity. It is the best choice for scenarios where the fluid source is located below the pump installation position, such as underground wastewater extraction, tank unloading, and remote water supply. Most air operated diaphragm pump and electric diaphragm pump on the market come with self-priming function as standard.

What factors affect diaphragm pump price and how do I get a cost-effective solution?

Diaphragm pump price is mainly determined by drive type, material, size and performance: pneumatic models (air operated diaphragm pump) are usually more cost-effective for industrial use, while electric double diaphragm pump and high pressure hydraulic diaphragm pump have higher upfront cost. To get a cost-effective solution, first confirm your required flow, pressure and medium compatibility, then consult professional diaphragm pump suppliers for customized quotes, balancing initial purchase cost and long-term maintenance expense.

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As a leading Chinese manufacturer and exporter of diaphragm pumps, we are committed to providing professional technical support, highly competitive pricing solutions, and products of outstanding quality.

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