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AODD Pump

Aluminum Air Operated Double Diaphragm Pump

Medium corrosion resistance and wear resistance
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AODD Pump

Plastic Air Operated Double Diaphragm Pump

Broad chemical compatibility.
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AODD Pump

Stainless Steel Air Operated Double Diaphragm Pump

Excellent corrosion resistance and wear resistance;
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AODD Pump Exhibitions

From July 1–3, 2026, OVELL proudly participated in Pumps & Valves Asia 2026, one of Southeast Asia’s leading exhibitions for pump, valve and fluid handling technologies, held at QSNCC, Bangkok, Thailand.

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Our experience

OVELL PUMP

Overallead, the world's leading manufacturer of fluid management equipment, was founded in the United States. In 2017, it authorized Chinese Overallead factory production and has set up sales offices in the United States, Australia and New Zealand. The company focuses on the research, development, production, and sales of high-performance pneumatic diaphragm pumps, metering pumps, water quality monitoring instruments, and complete medicinal equipment. OVELL air operated double diaphragm (AODD)  pumps are designed for efficiency, durability, and versatility, making them ideal for industries such as Chemical Processing, Petrochem, Pharmaceuticals, Paint, Ink&Dyes, Mining, Civil Works, Wine&Beverage, Dairy, Pulp&Paper, Water Treatment and Food Production. With ISO9001, CE, FDA & ATEX certifications, providing reliable and high-performance AODD pump solutions to customers worldwide.

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AODD Pump Catalog

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90+ Facilities

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760+ Employees

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165+ Global Projects

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90+ Facilities

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760+ Employees

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165+ Global Projects

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General Industry

OVELL Air Operated Double Diaphragm Pumps (AODD Pumps) provide reliable and efficient fluid transfer for general industrial applications. Built for durability, they reduce downtime, lower maintenance costs, and deliver consistent performance in demanding operating environments.

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Chemical Process

OVELL Air Operated Double Diaphragm Pumps (AODD Pumps) provide safe, leak-free and reliable fluid transfer for chemical processing applications. Designed for handling acids, solvents, alkalis and aggressive chemicals, our diaphragm pumps improve operational safety, reduce maintenance costs and maximize production efficiency.

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A chemical plant with large industrial structures, including storage tanks, pipelines, and processing units, designed for manufacturing and processing chemical products.
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Water and Wastewater

In the water industry, diaphragm pumps provide an effective solution for consistently removing solid particles with reliable performance.

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A water and wastewater treatment facility with large tanks, filtration systems, and pipelines, designed to purify water and treat wastewater for safe disposal or reuse.
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Hygienic

In the pharmaceutical and cosmetic industries, where product safety and quality are top priorities, diaphragm pumps play a crucial role in ensuring compliance with strict standards.

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A hygienic industry facility with sterile equipment, clean production lines, and strict sanitation protocols, designed for the manufacturing of products like food, beverages, pharmaceuticals, or cosmetics while ensuring safety and cleanliness at every stage.
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Oil & Gas

In extreme oil and gas operations, diaphragm pumps provide a durable and efficient solution to ensure smooth performance.

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A hygienic industry facility with sterile equipment, clean production lines, and strict sanitation protocols, designed for the manufacturing of products like food, beverages, pharmaceuticals, or cosmetics while ensuring safety and cleanliness at every stage.
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Paints & Coatings

Paint producers rely on high-performance, flexible, and eco-friendly equipment, such as diaphragm pumps, to balance demand, cost, and compliance.

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A hygienic industry facility with sterile equipment, clean production lines, and strict sanitation protocols, designed for the manufacturing of products like food, beverages, pharmaceuticals, or cosmetics while ensuring safety and cleanliness at every stage.
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Ceramics

Ceramic processing requires precise and durable equipment, and diaphragm pump offers an efficient solution for handling abrasives while maintaining product quality and purity.

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A hygienic industry facility with sterile equipment, clean production lines, and strict sanitation protocols, designed for the manufacturing of products like food, beverages, pharmaceuticals, or cosmetics while ensuring safety and cleanliness at every stage.
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Food and Beverage

In the Food and Beverage industries, diaphragm pump plays a vital role in maintaining high standards of safety and quality, helping to prevent costly recalls.

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A hygienic industry facility with sterile equipment, clean production lines, and strict sanitation protocols, designed for the manufacturing of products like food, beverages, pharmaceuticals, or cosmetics while ensuring safety and cleanliness at every stage.
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Packaging

Diaphragm pump is designed to efficiently handle sticky, high-viscosity corn-starch glue while preventing hardening that can lead to premature wear and failures.

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A hygienic industry facility with sterile equipment, clean production lines, and strict sanitation protocols, designed for the manufacturing of products like food, beverages, pharmaceuticals, or cosmetics while ensuring safety and cleanliness at every stage.
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Mining

In mining operations, diaphragm pump provide a reliable and efficient solution to enhance worker safety, protect the environment, and optimize operational costs.

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A hygienic industry facility with sterile equipment, clean production lines, and strict sanitation protocols, designed for the manufacturing of products like food, beverages, pharmaceuticals, or cosmetics while ensuring safety and cleanliness at every stage.
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Military and Marine

Military and marine industries rely on durable, compact equipment like diaphragm pumps for reliable operation in extreme conditions.

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A hygienic industry facility with sterile equipment, clean production lines, and strict sanitation protocols, designed for the manufacturing of products like food, beverages, pharmaceuticals, or cosmetics while ensuring safety and cleanliness at every stage.
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Adhesives and Sealants

Diaphragm pump is ideal for handling sticky, viscous adhesives, preventing buildup and ensuring smooth production with easy maintenance.

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A hygienic industry facility with sterile equipment, clean production lines, and strict sanitation protocols, designed for the manufacturing of products like food, beverages, pharmaceuticals, or cosmetics while ensuring safety and cleanliness at every stage.
testimonials

Trusted by People

“We've been using OVELL Air Operated Double Diaphragm Pumps for over a year in our chemical transfer process. The pumps deliver excellent performance, reliable operation, and require very little maintenance. Their durability has significantly reduced our downtime and operating costs. We highly recommend OVELL to anyone looking for a dependable AODD pump supplier."

Tina Johansson

Client, USA
Client
Quate
“The OVELL AODD pump was easy to install and started running smoothly right away. Even for our team with limited installation experience, the setup process was straightforward. The pump delivers efficient and stable performance, making it a reliable choice for long-term industrial use.”

Arnold Wilson

Client, USA
Client
Quate
"We've been impressed by the reliability and durability of OVELL's AODD pumps in our wastewater treatment facility. They are easy to maintain, energy-efficient, and capable of handling abrasive media without compromising performance."
Ariella Olive
Client, USA
Client
Quate
"OVELL's Air Operated Double Diaphragm Pump has exceeded our expectations in both performance and reliability. The pump is easy to install, operates efficiently, and requires very little maintenance. It's an excellent AODD pump for demanding industrial fluid transfer applications."
David Yang
Client, Australia
Client
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opportunities

Join Us as a Distributor

Become an OVELL Authorized Distributor

OVELL is continuously expanding its global distribution network for Air Operated Double Diaphragm Pumps (AODD Pumps). We are actively seeking experienced distributors and business partners in selected countries and regions to represent the OVELL brand.

As an OVELL Authorized Distributor, you will enjoy:

High-quality Air Operated Double Diaphragm Pumps with proven reliability
Competitive pricing and attractive profit margins
Comprehensive sales and technical support
Marketing materials and professional product training
Fast delivery and responsive after-sales service
Long-term partnership opportunities with a growing global brand

If your company specializes in industrial pumps, fluid handling equipment, or process solutions and is looking to expand its product portfolio, we invite you to join the OVELL global partner network.

Contact us today to explore distributor opportunities in your market.

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Recent Blog

Our Latest Blogs

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28 May
2026

What Is a Centrifugal Pump? Key Differences Compared with Diaphragm Pumps

1 Jun
2026

Top 7 Industrial Applications of AODD Pumps in Chemical, Wastewater & Mining Industries

1 Jun
2026

AODD Pump vs Centrifugal Pump: 9 Critical Differences for Industrial Fluid Transfer