Automatic Machine Products is one of the world’s leading manufacturers of refrigeration and air-conditioning steel and brass shut-off and service valves, and related assemblies, fittings, and components.

AMP is the original manufacturer of Primore® valves. In addition to valves, Automatic Machine is a supplier of precision machined components and manufacturing services to a variety of industries. Our integrated manufacturing operation allows control of nearly all aspects of production. An experienced and dedicated team combined with extensive manufacturing capability allows AMP to reliably provide our business partners with the highest quality products at competitive prices.

Automatic Machine was founded in 1923 to manufacture radio parts. For more than 95 years, Automatic has been a key supplier to industries including HVAC, medical, defense, and aerospace.  Since 1946 AMP has been a world leader in steel and brass shut-off and service valve manufacture and design. Today the refrigeration/air-conditioning industry continues to be one of Automatic’s primary focuses.

Automatic Machine operated in Attleboro, Massachusetts for over 85 years. In 2008 Automatic successfully completed relocation to a new, modern facility in nearby Taunton, Massachusetts. AMP’s diverse and highly skilled work force consists of approximately 70 dedicated employees.