About Us

Increase Reliability. Decrease Costs.

Inpro/Seal is a world leader in the design and manufacture of permanent bearing protection and complete shaft sealing solutions, extending bearing life and eliminating leakage on rotating equipment across multiple industries. We are dedicated to providing equipment reliability through engineering excellence, superior sealing technology and unmatched customer support.

Our innovative technology increases equipment reliability and provides real cost savings by improving mean time between repair (MTBR). Our distinct product line offers permanent solutions to many of the costly maintenance problems that disrupt normal production. Inpro/Seal products are custom engineered to fit exact equipment and environment requirements for optimized performance.

Innovative Technologies Application Solutions Industries Served


Established 1977

Inpro/Seal revolutionized equipment reliability with the invention of the original Bearing Isolator in 1977. Since then, we have maintained a leadership position in the markets we serve. For over 40 years, Inpro/Seal has combined extensive application experience and field testing with a robust development process to create the right solutions for our customers. With manufacturing capabilities in North America and Europe, and a global sales network, Inpro/Seal provides responsive, localized support to customers worldwide.

Inpro/Seal became an operating company of Dover in 2009 and is part of Dover Precision Components, an integrated provider of performance-critical solutions for rotating and reciprocating machinery.

Explore the Brands of Dover Precision Components

About Dover

Inpro/Seal and Dover Precision Components are part of Dover Corporation’s Pumps & Process Solutions segment.

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.