Quattroflow Products

Ensuring total product containment without abrasion

The Quattroflow® pump's method of operation allows it to gently, safely and securely convey aqueous solutions and biological products that are shear sensitive.

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Quattroflow Markets

Ideal solutions for critical applications

Quattroflow® develops and manufactures quaternary (four-piston) diaphragm pumps specifically designed for critical applications in the biopharma industry.

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About PSG

PSG® is the global pump solution expert, enabling safe and efficient transfer of critical and valuable fluids and materials that require optimal performance and peace-of-mind reliability in applications where it matters most. PSG® features world-class pump brands – Abaque™, All-Flo®, Almatec®, Blackmer®, Ebsray®, em-tec, Griswold®, Hydro, Mouvex®, Neptune™, Quantex, Quattroflow® and Wilden®  – committed to servicing key vertical markets that include Hygienic, Chemical and Energy. We are passionately committed to innovative technologies that will positively impact the world. Our priority is providing the market expertise you need by delivering tomorrow’s innovative fluid and material transfer solutions today. For more information, please visit psgdover.com.

About Dover

Dover is a diversified global manufacturer and solutions provider with annual revenue of approximately $8 billion. We deliver innovative equipment and components, consumable supplies, aftermarket parts, software and digital solutions, and support services through five operating segments: Engineered Products, Clean Energy & Fueling, Imaging & Identification, Pumps & Process Solutions and Climate & Sustainability Technologies. Dover combines global scale with operational agility to lead the markets we serve. Recognized for our entrepreneurial approach for over 65 years, our team of over 25,000 employees takes an ownership mindset, collaborating with customers to redefine what's possible. Headquartered in Downers Grove, Illinois, Dover trades on the New York Stock Exchange under "DOV." Additional information is available at dovercorporation.com.