Founded in Ranstadt in 1990, öcotronic manufactures, maintains and repairs firefighting water installations: Füll- und Entleerungsstationen, pressure-boosting sets, Wandhydranten and pipe aeration devices. It is a DVGW-certified manufacturer of fill-and-drain stations, the certification DIN 14462 requires where a firefighting system connects directly to the drinking-water network, and builds to DIN 1988-600, DIN 14462, DIN 14461 and DIN 14463-1. A nationwide technician network handles servicing.