Met-Pro Sethco Chemical Pump with WEG Explosion Proof Motor Industrial Met-Pro / Sethco chemical transfer pump equipped with a WEG explosion-proof motor. Designed for demanding industrial environments where safe and reliable pumping of chemicals or corrosive liquids is required. This pump assembly is commonly used in chemical processing, water treatment systems, industrial fluid transfer, and laboratory or manufacturing environments. Met-Pro / Sethco pumps are known for durability and corrosion-resistant construction.