Located in Billerica, Massachusetts, Mass-Vac's original New England clientele is now joined by customers throughout the U.S. and the world. As we continue to expand our reach and enhance the services we offer, our fundamental mission remains to provide our customers with the highest quality, most innovative support in the industry. Mass-Vac is an active member of SEMI and the American Vacuum Society. Check our links page in the Resources section of this site for more links to vacuum-related organizations and associations. We're your industry-standard source for new and used vacuum equipment, vacuum pump fluids, and vacuum components. We carry a complete line of vacuum inlet traps, exhaust traps, and oil filtration systems. Our signature product line, the MV MULTI-TRAP provides unparalleled protection for pumps and exhaust lines. Here you'll find basic information on all our products and services as well as recommended applications, conversion tables, and industry links.