SPRING SALE - Enjoy 15% OFF on selected premium products
Rotary Vane - CRVPro, Belt - Driven DuoSeal, and Diaphragm Pumps - DryFast, available on the Welch Webshop.
Use the code "SPRING15" (offer valid until April 17th).
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Trusted Vacuum Pumps for Industry, Life Sciences & Laboratory Research
For over 100 years, Welch has been a trusted name in vacuum pump manufacturing and vacuum technology. We design and manufacture reliable, high performance vacuum pumps and systems for laboratories, research facilities, and industrial applications worldwide. Explore our comprehensive range of engineered solutions, built to meet your most demanding requirements.
Leading Vacuum Pump Manufacturer
Delivering high‑performance vacuum solutions worldwide, designed to meet the demanding needs of laboratories, research centers, and industrial.
Laboratory Vacuum Pumps
Precision and reliability for scientific applications, ensuring stable vacuum performance for filtration, distillation, concentration, and critical lab.
Industrial Vacuum Pumps
Engineered for heavy‑duty performance in manufacturing, processing, and production settings. Built to withstand continuous operation.
Accessories & Spare Parts
Keep your systems running at peak efficiency with a complete range of genuine accessories and replacement parts, including filters, tubing and oils.
Featured Product Categories: Trusted Vacuum Pumps for Industry & Research
Explore our vacuum solutions designed to meet your most demanding requirements.
Vacuum Pumps
Laboratory vacuum pumps optimize your research with efficient suction and quiet operation. Welch offers top-quality, oil-free, and oil-sealed lab vacuum pumps
Vacuum Gauges and Controllers
Our controllers will help you to control vacuum levels, venting and cooling water. They are chemically resistant and offer superb user friendliness.
Vacuum Pump Oils
Welch oils are formulated specifically for our pumps to resist breakdown at higher RPMs and elevated operating temperatures.
Vacuum Technology and Product Solutions Designed for Accuracy, Safety & Performance
Welch scientific vacuum pumps are engineered to meet the highest standards of accuracy, safety, and performance. With chemical resistant vacuum pumps built to handle aggressive media, our solutions ensure dependable operation, process protection, and consistent results in demanding scientific environments.
Solutions for Every Industry: Find the Right Vacuum Pump for Your Application
From laboratories to large‑scale industrial operations, Welch delivers vacuum solutions engineered to perform across a wide range of industries and applications. Our industrial vacuum pumps are designed to handle demanding processes with reliability, efficiency, and long‑term performance.
Explore by Technology
Find the right vacuum pump powered by proven technologies, from diaphragm and rotary vane to belt‑driven solutions and beyond.
Explore by Application
Choose vacuum systems optimized for your specific application, from filtration and evaporation to processing and research.
Explore by Industry
Explore vacuum solutions designed to meet the requirements of laboratories, industrial environments, pharma, chemical, and R&D sectors.
Why Choose Welch Vacuum?
Dependable Performance Backed by Years of Innovation
With decades of experience in vacuum technology, Welch is a trusted global partner for laboratories and a recognized manufacturer of vacuum pumps. Our commitment to continuous innovation and rigorous in‑house laboratory testing ensures reliable performance and solutions that meet today’s needs while anticipating future requirements.
Engineered for Durability, Safety & Low Maintenance
Welch vacuum solutions are engineered by highly qualified specialists to ensure long-lasting durability, safe operation, and minimal maintenance. Our state-of-the-art product portfolio is designed to deliver added value through efficient, unique end‑use solutions and innovative OEM products.
Global Service, Support & Replacement Parts
Beyond our products, Welch supports customers with exceptional global service, fast and experienced technical support, comprehensive training programs, and reliable access to replacement parts helping ensure uptime, productivity, and long-term peace of mind.
Vacuum Pump News: Discover the Latest Industry Topics with Our Knowledge Base
Choosing the right vacuum solution requires the right information. The Welch Knowledge Base brings together expert guidance, technical insights, and practical resources to help you make informed decisions across laboratory and industrial applications.
Knowledge Base
Begin your journey here: whether you're solving an issue, discovering new tools, or simply exploring, everything you need is right at your fingertips.
How Do Diaphragm Vacuum Pumps Work?
Learn the basic operating principles, key components, and advantages of diaphragm pumps, an ideal oil‑free solution for clean, reliable vacuum generation in laboratory applications.
How Do Vacuum Gauges & Controllers Work?
Explore the fundamentals of vacuum measurement, the main gauge technologies, and how controllers help monitor and regulate vacuum levels in laboratory and industrial applications.
Trusted by Scientists and Engineers Worldwide
- Over a century of innovation in vacuum technology.
- Global support and service network.
- Commitment to quality and performance.
Welch Supplies Critical Pharmaceutical and Lab Vacuum Pumps
At Welch, we recognize that healthcare professionals are counting on us and our vacuum pumps. Welch products are critical components for pharmaceutical and laboratory applications, such as a vacuum source for vacuum manifolds used for processing of prep kits – such as plasmid prep kit, or DNA sample prep.
We provide fast delivery of in-stock products. Moreover, we take all necessary steps to keep our operations open.
