Used WELCH 1397 #9402489 for sale

WELCH 1397 dual head diaphragm vacuum pump is renowned for its versatility and durability in industrial, laboratory and other demanding environments. This pump is capable of securely handling both liquid and gaseous fluids, as well as an extensive range of chemicals and materials. Constructed from high-grade cast iron, 1397 is built to last, ensuring reliable performance and corrosion resistance. The pump operates using two oil-lubricated heads, each of which feature high-strength liquid-containment diaphragms to prevent the contents from spilling into the interior. The integral base plate helps to reduce vibration during operation and the oil-filled motor provides heat dissipation with motor protection. WELCH 1397 employs a two-stage, self-lubricated operating system, with each stage powered by a separate displacement oil chamber. This configuration allows the pump to achieve efficient vacuum levels, providing up to 19 millibar of negative pressure. 1397 utilizes an easy-access, easy-mountable design, making maintenance and repair simpler than ever before. The integrated drip-tray is also capable of accepting an additional cold trap filter and check valve, allowing a more reliable protection of the motor, and improved filtration of the vacuum stream. WELCH 1397 is an essential piece of equipment for a variety of industries, capable of safely and effectively handling moisture-sensitive, corrosive and flammable materials. In addition to its robust construction and reliable performance, it is easy to operate and maintain, making it ideal for laboratories, universities and research institutions that require dependable vacuum pumps.